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SiE33-003

Points to Bear in Mind at the System Design

General Information

7

2.2

The Installation is of Vital Importance

The analysis of major installation problems experienced during the year of 1988 is shown below;

How these installation problems affect an equipment are shown below:

Si33-003.book  Page 7  Monday, June 25, 2001  9:06 AM

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Summary of Contents for RSXYP16KJ

Page 1: ...ed On 58 4 3 Outdoor Unit PC Board Ass y 59 4 4 Setting Modes 61 4 5 Cool Heat Mode Selection 68 4 6 Low Noise Operation 73 4 7 Demand Control 74 4 8 Sequential Start 75 4 9 Wiring Check Operation 76 4 10 Additional Refrigerant Charge Operation 77 4 11 Refrigerant Recovery Mode 78 4 12 Indoor Field Setting 79 4 13 Centralized Control Group No Setting 84 4 14 Contents of Control Modes 86 5 Caution ...

Page 2: ...ng the Refrigerant Piping 138 6 4 Leak Test and Vacuum Drying 143 6 5 Pipe Insulation 144 6 6 Additional Refrigerant Charge 145 7 Field Wiring 147 7 1 Field Wiring 147 7 2 Internal Wiring 148 7 3 Optional Parts Cool Heat Selector 150 7 4 Power Circuit and Cable Requirements 151 7 5 General 152 7 6 Examples 153 8 Before Operation 158 8 1 Checks before Initial Start Up 158 8 2 Test Run 159 9 Caution...

Page 3: ... Temperature pressure Conversion Table for New Refrigerants 182 8 1 Pressure and Temperature 182 9 Measures to Take in the Case of Gas Leaks 183 9 1 Gas Shortage 183 9 2 Measure for Gas Shortage 184 10 Safety Precautions 185 10 1 Safety Precautions 185 11 Problems Resulting from Negligence of Caution Items 186 11 1 Problems Resulting from Negligence of Caution Items 186 12 Difference Between Pasca...

Page 4: ...SiE33 003 iv Table of Contents Si33 003 book Page iv Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 5: ...Outdoor Unit PC Board Ass y 59 4 4 Setting Modes 61 4 5 Cool Heat Mode Selection 68 4 6 Low Noise Operation 73 4 7 Demand Control 74 4 8 Sequential Start 75 4 9 Wiring Check Operation 76 4 10 Additional Refrigerant Charge Operation 77 4 11 Refrigerant Recovery Mode 78 4 12 Indoor Field Setting 79 4 13 Centralized Control Group No Setting 84 4 14 Contents of Control Modes 86 5 Caution for Refrigera...

Page 6: ...hange Continued model Type P20 Type P25 Type P32 Type P40 Type P50 Type P63 Type P80 Type P100 Type P125 Type P200 Type P250 Ceiling mounted cassette type Multi flow type Double flow type Corner type Ceiling mounted built in type Ceiling mounted duct type Ceiling suspended type Wall mounted type Floor standing type Concealed floor standing type Si33 003 book Page 2 Monday June 25 2001 9 06 AM Все ...

Page 7: ...ogen monoxide have similar characteristics When the amounts of these gases in the atmosphere increase heat that normally escapes through the atmosphere remains near the earth s surface thus increasing the temperature of air The degree of the effect to the earth caused by the atmospheric temperature rise due to these gases is numerically expressed by global warming potential GWP Feature 2 Dramatica...

Page 8: ...ced operating sound 20HP 30HP Pipe connecting locations 14 joints 6 joints 20 joints 6 joints 20HP 30HP Conventional system Function unit less system 11 6 reduction 13 7 reduction V0803 Long refrigerant piping equivalent length of 125 actual length of 100 m and height difference of 50 m Connection of indoor unit of varying capacities and types totaling 130 max of outdoor unit by capacity Outdoor u...

Page 9: ...lent output 26HP 28HP 30HP R 407C VRV PLUS series system model RSXYP26KJ RSXYP28KJ RSXYP30KJ Outdoor unit combination Main unit RXYP16KJ RXYP20KJ RXYP20KJ Sub unit RXEP10KJ RXEP8KJ RXEP10KJ Total number of connectable indoor units Up to 32 units Total capacity of connectable indoor units 325 845 350 910 375 975 Indoor unit Model name Ceiling mounted cassette type Multi flow type FXYFP32KVE 40KVE 5...

Page 10: ...should be kept within permissible limits in terms of length and height difference 2 Positioning of outdoor unit Position such that maintenance and repairs can be carried out leave room for servicing Avoid reduction of airflow and short circuiting Avoid reduction of airflow and short circuiting 3 Positioning of indoor unit Position such that maintenance and repairs can be carried out inspection por...

Page 11: ... is of Vital Importance The analysis of major installation problems experienced during the year of 1988 is shown below How these installation problems affect an equipment are shown below Si33 003 book Page 7 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 12: ...ary work on areas such as connection of drain piping and humidification supply piping inspection and foundation 2 Keep a constant check on the progress of the construction work to avoid deviations from the air conditioning work schedule 3 For sleeve and insert work the positions of ceiling girders should be confirmed and sleeve and insert requirement hole diameters positioning and numbers decided ...

Page 13: ...cated the size and location of the ceiling inspection ports Make sure there no other installations in the area above 5 Have you taken into account the depth of the installation area In case of ceiling built in type 6 Have you specified the position of the indoor unit clearly Have you taken full accout of relevant features of the local ventilation humidity and lighting Refrigerant piping 1 Is the p...

Page 14: ...r individual control 7 Assign central group Nos if using centralized control 8 Add field settings and optional equipment for indoor units 9 Add unit No if making separate field settings for each indoor unit under group control Note With the R 407C PLUS Series unit No is determined through automatic addressing therefore readout unit Nos after activating the power For details on field settings and c...

Page 15: ...inserted into the diagram RSXYP16K Insert name of refrigerant system PAC1 PAC2 Insert name of indoor unit FXYCP32K C32K Insert system name of indoor unit Insert installation position Do this when demarcation is possible Insert remote control control wiring Group Indicated by solid line Solid line Insert centralized control wiring Dotted line Insert Group No GNo for each indoor unit with UNo 0 The ...

Page 16: ...ocedure The above list indicates the order in which the individual work operations are normally carried out but this order may be varied where local conditions warrant such a change Si33 003 book Page 12 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 17: ...e paid to the construction of the beam themselves since there are sometimes parts of the beam which cannot be used to accommodate through holes Example Through holes in a reinforced concrete beam Positioning the Insert a An insert is a metal tool which is inserted into a floor or a beam before the concrete is set such that fittings such as ducts pipes or suspension bolts for hanging units can be f...

Page 18: ...t of the indoor unit 2 Optional features must be added to the indoor unit prior to installation 3 The model name should be checked prior to installation 4 Take care to align the main unit correctly Bearing in mind piping layout and direction of blow out 5 Leave sufficient space for servicing to be carried out 6 Make inspection holes for model which need them 7 Fit the unit to ensure proper drainag...

Page 19: ...problem l Rainwater work water etc gets into pipes from outside l Moisture generated inside pipes due to condensation l Formation of oxides inside pipes during soldering l Dirt dust or other extraneous material gets into pipes from outside l Leak from soldered area l Leak from flared area l Leak from flange area Pipe covering Flushing Replace nitrogen Pipe covering Air tight test Flushing Vacuum d...

Page 20: ... the system such as valves or compressors and the system ceases to function properly In order to avoid this problem nitrogen is passed through the pipes while the soldering work is being carried out This operation is known as nitrogen replacement Air is replaced by nitrogen This is standard work practice for all brazing work Important points 1 The gas used must be nitrogen oxygen carbon dioxide an...

Page 21: ...ching method The end of the copper pipe is squeezed together and the gap brazed 2 Taping method The end of the copper pipe is covered with PVC tape vinyl tape Taping method Particular care should be taken during the following operations When passing copper pipe through a penetration hole Dirt easily gets into the pipe When copper pipe is located outside Rainwater gets in Special care is needed whe...

Page 22: ...isk of explosions 2 Connect the charge hose from the pressure regulator to the service port on the liquid pipe side of the outdoor unit 3 Fit blanking plugs to all indoor units B other than unit A 4 Open the main valve on the nitrogen cylinder and set the pressure regulator to 0 5MPa 5 Check that the nitrogen is passing through the unit A liquid pipe 6 Flushing Block the end of the pipe with the i...

Page 23: ...s of the JIS standard or equivalent Size material thickness etc Specification Oxidized phosphorous seamless copper pipe Long pipe lengths or coiled pipe copper pipe with heat insulation coating should be used to avoid the necessity for frequent brazing The whole job is made easier if rolled copper pipe with a heat insulation coating is used Size of Refrigerant Piping b Brazed joints and special br...

Page 24: ... If a small nozzle tip is used for brazing piping of large diameters such as φ38 1 and φ44 5 brazing flow becomes poor Table 1 Correlation of nozzle tip and size of refrigeration piping Note The values in the table above are for type B torch French 6 35 9 53 12 7 15 9 19 1 22 2 25 4 31 8 38 1 44 5 Nozzle tip No 1 6 2 4 3 2 V0977 Piping size 200 225 250 315 400 450 500 Brazing filler diameter φ Si3...

Page 25: ... method when brazing Important points 1 Every effort must be made to avoid fire Clean area where brazing is to be performed and make sure that fire fighting equipment and water are ready to hand 2 Be careful of burns 3 Make sure that the gap between the pipe and the joint is correct To prevent leaks 4 Is the pipe adequately supported As a rule the gaps between supports for horizontal piping copper...

Page 26: ... preventing the pipe from twisting Do not use SUNISO 4GS oil Important points 1 Burrs should be carefully removed 2 2 spanners should be used to grip the pipe 3 The flare nut must be inserted before starting the flaring operation 4 The appropriate amount of torque should be used to tighten the flare nut 5 Check that there is no superficial damage to the surface of the flare Nominal diameter Extern...

Page 27: ...SiE33 003 Installation General Information 23 Flaring Procedure Si33 003 book Page 23 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 28: ...the flare nut with a spanner there is a point where the tightening torque suddenly increases From that position further tighten the flare nut the angle shown below Pipe size Further tightening angle Recommended arm length of tool 6 4 1 4 60 to 90 degrees Approx 150mm 9 5 3 8 60 to 90 degrees Approx 200mm 12 7 1 2 30 to 60 degrees Approx 250mm 15 9 5 8 30 to 60 degrees Approx 300mm 19 1 3 4 20 to 3...

Page 29: ...used to coat the flange i e free from dirt or water 2 The correct amount of torque should be applied when tightening the flange bolts Standard torques for tightening screws and bolts ISO hexagonal bolt Example Order A C B D The bolts should be tightened little by little in the above order such that the same degree of torque is applied evenly to each corner Class 5 8 5T 10 9 10T Size kgf cm 15 N m ...

Page 30: ... gas and liquid pipes also need to be thermally insulated Important points 1 The thickness of the thermal insulation material must be determined in the light of the pipe sizes 2 It will be necessary to increase the values in the above table for top floors or where conditions are hot and humid 3 Where a customer supplies his own specifications then these must be adhered to 4 Where it is anticipated...

Page 31: ...ak must be located See following page However if there is a change in the ambient temperature between the pressurizing stage and the time when you check for a drop in pressure then you will have to adjust your calculations accordingly since a change of 1 C can account for a pressure change of approximately 0 01MPa Compensating adjustment value temperature at time of pressurizing temperature at tim...

Page 32: ...til the pressure reaches 0 3MPa 2 Increase pressure to 1 5MPa using gaseous flon gas R 407C Nitrogen and flon gas mixed 3 Search for the source of the leak using a detector such as a halide torch or a propane or electric detector 4 If the source of the leak still cannot be traced then repressurize with nitrogen up to 3 20MPa and check again The pressure must not be increased to more than 3 20MPa I...

Page 33: ...r piping provides the following effects 1 Vacuum drying 2 Removes air and nitrogen used in air tightness test from the inside of pipes Therfore it is necessary to ensure that the both purposes have been achieved in the vacuum drying operation Example When outside temperature is 72 C As shown in the table on the right the degree of vacuum must be lowered below 75 2cmHg Boiling point of water C Pres...

Page 34: ...n usually take an extremely long time to achieve vacuum We recommend a vacuum pump of approx 60 100 l min 2 Degree of vacuum Ultimate vacuum varies largely according to use of the vacuum pump Vacuum pumps used for vacuum forming cannot be used for vacuum drying A vacuum pump with a high degree of vacuum is required When selecting a vacuum you should select one which is capable of achieving 0 2 Tor...

Page 35: ...of the vacuum pump 4 Calibration method 1 Connect a Pirani vacuum gauge and the gauge manifold vacuum gauge 0 76 cmHg to the vacuum pump at the same time and run the pump for about 3 minutes 2 Make sure the reading of the Pirani vacuum gauge is 5 Torr 667 Pa or less The reading of conventional vacuum pumps lowers to about 0 2 Torr If the reading is not 5 Torr or less check the vacuum pump oil Oil ...

Page 36: ...s not reached 5 mmHg then check the system for a leak 2 Carry out maintained vacuum test Produce a vacuum in excess of 755 mmHg and do not release it for an hour or more Check the vacuum gauge to make sure that it has not risen If the gauge does rise then there is still moisture in the pipe or there is a leak somewhere 3 Additional charge of refrigerant Connect the charging cylinder to the liquid ...

Page 37: ...o raise pressure to 0 05MPa Since the nitrogen gas used to break the vacuum is dry nitrogen this process serves only to enhance the overall drying effect of the vacuum drying operation itself However since the effectiveness of this process is severely impaired by a high moisture level inside the pipes the utmost care is required during installation to see that water does not enter or form inside t...

Page 38: ...rigerant Charging Instructions HFC407C are non azeotropic refrigerants Therefore these refrigerants must be charged in the liquid state When charging the refrigerant into equipment from the cylinder turn the refrigerant cylinder upside down Important Make sure that the refrigerant liquid is taken out from the bottom part of the cooling cylinder Do not take out the refrigerant gas at the upper part...

Page 39: ... the gaseous state the refrigerant components that evaporate sooner than others enter the equipment and the refrigerant that evaporate after others remain in the refrigerant cylinder Caution items The following devices designed for R 22 cannot be used to charge the new refrigerants Be sure to use the devices specifically designed for the new refrigerants 1 Charging cylinder Pressure resisting spec...

Page 40: ...rizontal piping c The lenght of pipe laid horizontally should be kept to a minimum Drain Trap Fit any indoor unit whose drain pipe connection is subjected to negative pressure with a drain trap FXYMP40 125 only a Rig the drain trap as shown in the drawing bellow b Provide one trap per unit A single trap for converging units will prove ineffective c Rig the trap to allow for future cleaning Insulat...

Page 41: ...ty and prevents any undue strain being placed on the drain pan Important points 1 The drain pipe should be at least equal in size to that of the indoor unit 2 The drain pipe is thermally insulated to prevent the formation of condensation inside the pipe 3 The drain up mechanism should be fitted before the indoor unit is installed and when the electricity has been connected some water should be add...

Page 42: ...ence point 2 Relationship between riser diameter and allowable drainage for extended ventilation system Notes Allowed flow rate figures below the decimal have been discarded Use VP30 or larger pipe in risers Use the same drain pipe for the humidifier as the indoor unit JIS nominal Vinyl chloride pipe diameter mm Allowable flow rate l hr Remarks Piping gradient 1 50 Piping gradient 1 100 VP20 20 39...

Page 43: ...tached drain hose and clamp metal Insert the drain hose into the drain socket up to the white tape Tighten the clamp until the screw head is less than 4 mm from the hose Wrap the attached sealing pad over the clamp and drain hose to insulate Insulate the drain hose inside the building PRECAUTIONS FOR DRAIN RAISING PIPING Install the drain raising pipes at a height of less than 310 mm Install the d...

Page 44: ...it fan and drain pump will start up Check that the water has drained from the unit Press to go back to the first mode You can check whether drainage is satisfactory or not by removing the access opening lid and checking the water level of the drain pan through the access opening Be careful when doing so because the fan is turning at the same time FXYFP 4 way blow ceiling mounted cassette 1 Rig dra...

Page 45: ...CAUTIONS FOR DRAIN RAISING PIPING Install the drain raising pipes at a height of less than 530 mm Install the drain raising pipes at a right angle to the indoor unit and no more than 300 mm from the unit Note The incline of attached drain hose should be 75 mm or less so that the drain socket dose not have to stand additional force If converging multiple drain pipes install according to the procedu...

Page 46: ...n and drain pump will start up Check that the water has drained from the unit Press to go back to the first mode Note that the fan also starts rotating FXYKP ceiling mounted corner cassette 1 Install the drain pipes Keep piping as short as possible and slope it downwards so that air may not remained trapped inside the pipe Keep pie size equal to or greater than that of the connecting pipe Vinyl pi...

Page 47: ... following outline if laying central drain piping Drain raising pipe laying procedure 1 Connect the drain raising pipe and drain hose and fasten with a clamp 2 Mount the drain pipe insulation and wrap with vinyl tape 3 After completing steps 1 and 2 attach the drain raising pipe to the drain pipe connection port of the indoor unit and fasten with a clamp Do not connect any other pipes between the ...

Page 48: ...ing COOL running explained under TEST OPERATION WHEN ELECTRIC WIRING WORK IS NOT FINISHED Remove the electric parts box lid connect a power supply and remote control to the terminals Next press the inspection test operation button on the remote control The unit will engage the test operation mode Press the operation mode selector button until selecting FAN OPERATION Then press the ON OFF button Th...

Page 49: ...n hose cannot be sufficiently set on a slope fit the hose with drain raising piping as shown in the drawing HOW TO INSTALL PIPING 1 Connect the drain hose to the drain raising pipes and insulate them 2 Connect the drain hose to the drain outlet on the indoor unit and tighten it with the clamp 3 Insulate both metal clamp and drain hose with the attached sealing pad To ensure a down ward slope of 1 ...

Page 50: ...Remove the electric parts box lid connect a power supply and remote control to the terminals Next press the inspection test operation button on the remote control The unit will engage the test operation mode Press the operation mode selector button until selecting FAN OPERATION Then press the ON OFF button The indoor unit fan and drain pump will start up Check that the water has drained from the u...

Page 51: ...es simultaneously if the cables are larger than 1 25 mm c For multi core cable The greater play between wires the more the transmitted wave is distorted and transmission destabilized d In the case of a remote control with a three way selector for cooling heating and ventilation twin core cable should be used when the ventilation mode is not required and three core cable should be used when three w...

Page 52: ...tor or piece of apparatus but it must also included all special characteristics or applications Note The rated current for package air conditioners which use special purpose built in compressor motors in their compressors in 1 2 times the operating current shown on the name plate 2 Cable size The thickness of the cables in the circuits branch circuits providing the main power supply to each item o...

Page 53: ...en grouping various cables together for introduction into the conduits 1 Power cables including power supply to the air conditioner and signal cables must not be laid inside the same conduit Power cables and signal cables must each have their own individual conduits 2 In the same way when grouping the cables power and signal cables should not be bunched together Important points 1 Earthing Have th...

Page 54: ... when choosing air suction and distribution grills in order to keep wind noise to minimum Important points 1 The air discharge duct must be thermally insulated 2 The canvas duct on the inlet side must be set in a metal framework 3 The air suction and distribution grills should be positioned to take into account the possibility of short circuits 4 Static pressure should be checked to ensure that th...

Page 55: ...annel should be made around the foundation to cater for waste water around the machinery 5 When installing a unit on the roof be sure to check the strength of the roof and pay special attention to waterproofing requirements 6 If the unit is to be installed on a frame install the waterproofing board within a distance of 150mm under the unit in order to prevent infiltration of water coming from unde...

Page 56: ...to the front side of a single compressor Caution Install the unit securely in case of earthquake an typhoon cyclone hurricane or other strong wind The unit may topple or cause another accident if improperly set up Unpacking and Placing the Unit 1 Remove the wooden crafte from the unit 2 Remove the four screws fixing the unit to the pallet 3 The unit must be installed on a solid longitudinal founda...

Page 57: ...rk can sometimes cause considerable difficulties if the compressor needs to be changed Prevention of Short Circuits The unit must be installed in a well ventilated area otherwise short circuiting will occur Special care should be taken in situations such as that illustrated in the diagram below since additional fittings such as air discharge ducts may also be required Attention should be paid to t...

Page 58: ...A snow hood is available from Daikin as an optional accessories so please make use of it where necessary 2 The unit should be oriented in such a way as to prevent the air heat exchanger from facing into driving snow 3 The outdoor unit should be set at a higher level in relation to the surface on which it is mounted than the anticipated depth of snow accumulation in order ot prevent it from being b...

Page 59: ... 7 Make sure that the air inlet and outlet of the unit are not positioned towards the main wind direction Frontal wind will disturb the operation of the unit If necessary use a windscreen to block the wind Caution 1 An inverter air conditioner may cause electronic noise generated from AM broadcasting Examine where to install the main air conditioner and electric wires keeping proper distances away...

Page 60: ...insulation Measurement of main power circuit insulation Addition or replenishment of refrigerant as needed Fully open respective stop valves on liquid gas Use a 500V megar tester Be sure to record addition or replenishment V1324 Turn on outdoor unit power Set various selectable modes on outdoor unit PC board Turn on indoor unit power Be sure to turn the power on 6 hours before starting operation i...

Page 61: ... prevent liquid from backing up To enter the test operation mode push the inspection test operation button of the indoor unit remote control 4 times Push once more to return to the normal operation mode Make sure cold air is coming from the indoor unit Run the indoor units one at a time and make sure that the corresponding outdoor units also run V1326 Caution When the 400 volt power supply is appl...

Page 62: ...door unit Warning lamp H2P lights Test lamp H2P blinks Can also be set during operation described above Indoor unit If ON button is pushed during operation described above the operation lamp lights but the compressor does not operate Returns to normal when automatic setting is complete 4 2 3 When an Outdoor Unit or Indoor Unit Has Been Added or Indoor Outdoor Units PC Board Has Been Changed Be sur...

Page 63: ...E33 003 Test Operation General Information 59 4 3 Outdoor Unit PC Board Ass y Outdoor Unit Si33 003 book Page 59 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 64: ...ng 5 Outdoor unit Capacity setting switch Switches for capacity setting when the outdoor unit PC board is replaced to spare parts PC board Refer table below HAP LED A SERV MON V0836 C H SELECT IN D OUT D SS1 V0838 SS2 B D F H SS3 SS4 SS5 A C E G V0848 SS2 SS3 SS4 SS5 A B C D E F G H RSXYP16KJ RSXYP18KJ RSXYP20KJ RSXYP24KJ RSXYP26KJ RSXYP28KJ RSXYP30KJ Capacity setting table Position of dipswitch S...

Page 65: ... L N O P IND MASTER SLAVE MODE BS1 SET BS2 RETURN BS3 WIRING CHECK BS4 RESET BS5 H1P H2P H3P H4P H5P H6P H7P IN D UNIT OUT D UNIT C H SELECT SS1 Used to rearrange the addresses in modifying the cabling or increasing the number of indoor units Used to check for wrong cabling Used for field programming Used to change the setting modes V1327 Used to set the cool heat select Using the MODE button the ...

Page 66: ...s with the operation button Press the RETURN button Press the RETURN button Press the RETURN button Contents displayed Select cool heat run with the operation button Select low noise run with the operation button Press the RETURN button Press the SET button Press the RETURN button Press the RETURN button Select sequential start with the operation button Press the MODE button Press the MODE button ...

Page 67: ...L N O P SEQ IND MASTER SLAVE START H1P H2P H3P H4P H5P H6P H7P SET MODE TEST L N O P SEQ IND MASTER SLAVE START H1P H2P H3P H4P H5P H6P H7P C H SELECT SET MODE TEST L N O P SEQ IND MASTER SLAVE START H1P H2P H3P H4P H5P H6P H7P C H SELECT MODE TEST L N O P SEQ IND MASTER SLAVE START H1P H2P H3P H4P H5P H6P H7P C H SELECT SET SET MODE TEST L N O P SEQ IND MASTER SLAVE START H1P H2P H3P H4P H5P H6P ...

Page 68: ...ed operation Frequency fix TE setting TC setting Note 1 Defrost setting Note 1 Air NET address Description Emergency operation when inverter type outdoor unit malfunctions Address for cool heat unified operation Address for low noise demand operation Indoor unit fan turns while unit is stopped Allows operation of indoor unit from outdoor unit Fixes compressor frequency INV 60Hz OFF STD1 ON OFF STD...

Page 69: ...ced operation 5 S Frequency fix Normal operation Fixes compressor frequency INV 60Hz OFF STD 1 ON OFF STD 2 ON OFF Frequency fix 6 S Address 0 Binary number 1 6 digits 2 31 Address for cool heat unified operation Cool heat unified address 2 S S S S Address 0 Binary number 1 6 digits 2 63 Address for Air Net Air Net address 10 S S S S Address 0 Binary number 1 6 digits 2 31 Address for low noise de...

Page 70: ... for defrost Quick defrost Normal factory set Slow defrost EMG emergency operation when malfunction occurs ON OF Push the SET button and match with the LEDs No 1 15 push the RETURN button and enter the data for each setting Data such as addresses and number of units is expressed as binary numbers the two ways of expressing are as follows See the following page for a list of the data for No 1 16 1 ...

Page 71: ...one units excluding outdoor and BS units 0 63 units Lower 6 digits No 8 Number of outdoor units 0 63 units Lower 6 digits No 9 Number of BS units 0 128 units Lower 4 digits upper No 10 Number of BS units 0 128 units Lower 4 digits lower No 11 Number of zone units excluding outdoor and BS units 0 63 units Lower 6 digits No 12 Number of terminal blocks 0 128 units Lower 4 digits upper No 13 Number o...

Page 72: ...trol 4 Setting of cool heat by outdoor unit system group in accordance with group master outdoor unit by cool heat selector Each of these setting methods is explained in detail below For 3 and 4 be sure to perform power supply reset after changing settings 4 5 1 Setting of Cool Heat by Individual Outdoor Unit System by Indoor Unit Remote Control Doesn t matter whether or not there is outdoor outdo...

Page 73: ...y Cool Heat Selector Doesn t matter whether or not there is outdoor outdoor unit wiring Set SS1 of the outdoor unit PC board to OUT D UNIT In setting mode 1 set cool heat selection to IND factory set Si33 003 book Page 69 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 74: ...give cool heat selection permission to as the group master and set the other outdoor units as group slave units Set SS1 of the External control adaptor for outdoor unit to BOTH factory set or C H Set SS2 to OFF factory set 4 5 4 Setting of Cool Heat by Outdoor Unit System Group in Accordance with Group Master Outdoor Unit by Cool Heat Selector In addition to 1 5 3 change the following Install a co...

Page 75: ...ave No 0 Outdoor unit group slave No 0 Cool heat group address llllll DS2 DS1 Adaptor PCB No 1 Outdoor unit group master No 1 Outdoor unit group slave No 1 Cool heat group address lllll DS2 DS1 Adapter PCB No 2 Outdoor unit group master No 2 Outdoor unit group slave No 2 Outdoor unit group slave No 2 Cool heat group address llll l DS2 DS1 Adapter PCB No 3 Outdoor unit group master No 3 Outdoor uni...

Page 76: ...2 General Information Setting Method 1 5 3 and 1 5 4 address setting method combine lower 5 digits as binary number Si33 003 book Page 72 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 77: ...eration to ON Setting mode 2 Match low noise operation and demand control address with address of outdoor unit external control adaptor 2 Outdoor unit external control adaptor setting Function switch SS1 Set to BOTH or DE Address setting switches DS1 DS2 Match with outdoor unit low noise operation and demand control address 3 Short circuit the low noise input of outdoor unit external control adapt...

Page 78: ...peration to ON Setting mode 2 Match low noise operation and demand control address with address of outdoor unit external control adaptor 2 Outdoor unit external control adaptor setting Function switch SS1 Set to BOTH or DE Address setting switches DS1 DS2 Match with outdoor unit low noise operation and demand control address 3 Select one from demand input terminals 1 through 3 on the outdoor unit ...

Page 79: ...ssor are to be started at the same time Improved wiring system enables sequential start of up to 10 outdoor units If you want to carry out sequential start connect outdoor unit outdoor unit transmission wiring as shown below The outdoor unit PC board EC is factory set to sequential start ON Si33 003 book Page 75 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc ...

Page 80: ...off when finished If TEST H2P flickers wiring check operation failure push and hold the RESET button BS5 for 5 seconds and then repeat the procedure from the beginning 3 About 1 minute after you finish running the system once again check the number of connected indoor units in the monitor mode and make sure the number agrees with the first time you checked If not it indicates that there is a wirin...

Page 81: ...nt charge operation the operation stops 5 Disconnect the refrigerant charge hose then fully open the liquid side stop valve In service mode 1 press the MODE button for 5 seconds to enter service mode 2 8 7 7 7 7 7 7 Press the SET button to set the LED indicators to the additional refrigerant charge operation indication 8 7 8 7 8 7 7 Press the RETURN button 8 7 7 7 7 7 9 Press the SET button to set...

Page 82: ... Cancel the setting in the setting mode or cancel the mode by conducting power reset of the outdoor unit In service mode 1 press the MODE button for 5 seconds to enter service mode 2 8 7 7 7 7 7 7 Press the SET button to set the LED indicators to the refrigerant recovery mode indication 8 7 8 7 8 7 8 Press the RETURN button 8 7 7 7 7 7 9 Press the SET button to set the LED indicators as shown at r...

Page 83: ...ant to set by each individual indoor unit when mode No 20 21 22 23 25 has been selected push the time mode button and select the indoor unit No to be set Note This operation is not required when setting as a group 4 Push the button and select the first code No 5 Push the button and select the second code No 6 Push the timer button one time and define the currently set contents 7 Push the button to...

Page 84: ... the Unit No to set This step is not necessary in all group unit setting 4 Press the UP button to select a Setting Switch No 5 Press the DOWN button to select a Setting Position No 6 Press the button once to enter the settings 7 Depress the button for about 1 second to return to the Normal Mode Example When setting the filter sign time to Filter Dirtiness High in all group unit setting set the Mod...

Page 85: ...sh the timer button and check the settings 6 Push the button to return to the normal mode BRC7C type 1 When in the normal mode push the button for 4 seconds or more and operation then enters the field set mode 2 Select the desired mode No with the button 3 Pushing the button select the first code No 4 Pushing the button select the second code No 5 Push the timer button and check the settings 6 Pus...

Page 86: ...be displayed Display Do not Display 12 22 0 Optional accessories output selection field selection of output for adaptor for wiring Indoor Unit Turned ON by Thermostat Operation Output Malfunction Output 1 ON OFF Input from Outside Set when ON OFF is to be controlled from outside Forced Off ON OFF Control External Protection Device 2 Thermostat Differential Changeover Set when remote sensor is to b...

Page 87: ...prox 2500 hr Approx 1250 hr No counting 2 Pre cool pre heat On Off setting Off On 3 Pre cool pre heat time min setting 30 min 45 min 60 min 4 Fan speed initial setting Normal Ultra High 5 Yes No setting for direct duct Connection with VRV system No duct Air flow setting With duct fan off Setting for cold areas Fan operaiton selection for heater thermostat OFF No duct With duct Fan off Fan L Fan of...

Page 88: ... switch for setting each address 5 Push the timer button to define the selected group No 6 Push the button to return to the normal mode Even if not using a remote control connect the remote control when setting the group No set the group No for centralized control and disconnect after making the setting Set the group No after turning on the power supply for the central remote control unified ON OF...

Page 89: ...ting cost etc set the mode No to 30 Caution When turning the power supply on the unit may ofen not accept any operation while 88 is displaying after all indications were displayed once for about 1 minute on the liquid crystal display This is not an operative fault Central Remote Control F1 F2 F1 F2 F1 F2 F1 F2 P1 P2 RC RC RC RC RC F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P...

Page 90: ...ol if not using a remote control Operation by timer is impossible in this case 1 Factory setting ON by remote control Unified ON by central remote control OFF by remote control Unified OFF by central remote control Temperature control by remote control Operation mode setting by remote control OFF by remote control Control mode is 1 Example Rejection Rejection Rejection Acceptance Acceptance V1345 ...

Page 91: ...SiE33 003 Test Operation General Information 87 Si33 003 book Page 87 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 92: ...ble regulations and standards 5 1 2 Maximum Concentration Level The maximum charge of refrigerant and the calculation of the maximum concentration of refrigerant is directly related to the humanly occupied space in to which it could leak The unit of measurement of the concentration is kg m the weight in kg of the refrigerant gas in 1m volume of the occupied space Compliance to the local applicable...

Page 93: ...erant density using the results of the calculations in steps 1 and 2 above If the result of the above calculation exceeds the maximum concentration level then make similar calculations for the second then third smallest room and so until the result falls short of the maximum concentration Step 4 Dealing with the situations where the result exceeds the maximum concentration level Where the installa...

Page 94: ...vise the system design to some extent or else take one of the following courses of action Action 1 Making openings which will allow the air to flow freely into the room Make openings above and below the door which are each equivalent in size to 0 15 or more of the floor area or make a doorless opening Action 2 Fit a mechanical ventilator linked to a gas leak detection alarm device Si33 003 book Pa...

Page 95: ...s this information will be required for servicing the system c Explain to the customer how to operate the equipment and let him try it d Assemble all the relevant diagrams and other printed matter which is required to operate the system and hand it all over to the customer on the spot and tell him to keep it e Make the service contact address clear Complete test run Make final report test run insp...

Page 96: ... finish Average Absorbed Sound Room with Approx 50 m Floor Area 0 05 0 12 0 25 Typical office Estimated value to be added to catalogue value 11 12 8 8 5 5 6 Classification Environment Example Faint Noises NOTE 2 Recommended Operating Noise on Site 1 Non active places requiring silence Reception rooms libraries sitting rooms hospitals examining rooms NOTE 1 35 40 2 Sedate business activities that d...

Page 97: ... Operating Noise When two or more units are running at the same time the amount of operating noise they produce rises The total amount of noise produced can be obtained ahead of time with Chart 4 Sample calculation 1 L1 and L2 are given as compounded sounds of 50 and 49 dB respectively Since L1 L2 50 49 1 the corrective value is 2 5 therefore 50 2 5 52 5 dB Sample calculation 2 When sounds of 40 d...

Page 98: ...and the farthest indoor unit 40 m 4 Level difference between indoor units 15 m 5 Level difference between indoor and outdoor unit 50 m Level difference is lower than 40 m when outdoor unit is installed below indoor unit 6 Refnet joint and header are not downstream for first installed Refnet header Si33 003 book Page 94 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru te...

Page 99: ...9 CWB kW 2 2 2 8 3 6 4 5 5 6 7 1 9 0 11 2 14 0 22 4 28 0 Heating Capacity kcal h 2 200 2 800 3 400 4 300 5 400 6 900 8 600 10 800 13 800 21 500 27 000 Btu h 8 500 10 900 13 600 17 000 21 500 27 300 34 100 42 700 54 600 85 300 107 500 kW 2 5 3 2 4 0 5 0 6 3 8 0 10 0 12 5 16 0 25 0 31 5 Liquid Pipes φ6 4 φ9 5 φ9 5 φ12 7 φ12 7 Gas Pipes φ12 7 φ15 9 φ19 1 φ25 4 φ28 6 Capacity REFNET joint A REFNET hea...

Page 100: ...t1 7 RXYP26 30K φ22 2 t1 2 φ41 3 t1 7 Total Capacity Index of Indoor Unit after Branch Pipe Size out dia min wall thickness Liquid Pipe Gas Pipe Below 100 φ9 5 t0 8 φ15 9 t1 0 100 to below 160 φ9 5 t0 8 φ19 1 t1 0 160 to below 330 φ12 7 t0 8 φ25 4 t1 2 330 to below 480 φ15 9 t1 0 φ34 9 t1 3 480 to below 640 φ19 1 t1 0 φ34 9 t1 3 640 and over φ19 1 t1 0 φ41 3 t1 7 Si33 003 book Page 96 Monday June ...

Page 101: ...ou don t have to replenish refrigerant for each system You must check if the system need additional refrigerant charge before proceeding 6 Be sure to record the amount of refrigerant added on the label provided on the outdoor unit for that purpose as a reference for service or maintenance later on You must add refrigerant according to the length of piping in the field just as with previous VRV Ser...

Page 102: ...care service Piping Size φ Refrigerant Amount kg 22 2 0 39 19 1 0 28 15 9 0 19 12 7 0 12 9 5 0 06 6 4 0 023 Indoor unit model number 1 2 3 4 5 6 7 8 Location Indoor unit model number 9 10 11 12 13 14 15 16 Location Indoor unit model number 17 18 19 20 21 22 23 24 Location Indoor unit model number 25 26 27 28 29 30 31 32 Location Si33 003 book Page 98 Monday June 25 2001 9 06 AM Все каталоги и инст...

Page 103: ...4 28 0 4 RSXYP30 0 6 RSXYP26 0 8 RSXYP20 V1144 H3 H1 H2 C D E F G B A a b c d e f g p n m l k j i h 8 7 6 5 4 3 2 1 Outdoor unit REFNET joint A G Indoor units 1 8 Q V1057 a φ 22 2 10m b φ 22 2 2m c φ 22 2 5m d φ 19 5 5m e φ 15 9 5m f φ 12 7 5m g φ 9 5 5m h φ 9 5 5m i φ 6 4 5m j φ 6 4 5m k φ 6 4 5m l φ 9 5 5m m φ 6 4 5m n φ 6 4 5m p φ 6 4 5m R 17 0 39 5 0 28 5 0 19 5 0 12 a b c d e f 15 0 06 30 0 0...

Page 104: ...C PLUS Series 7 5 1 REFNET JOINT for Cooling Only and Heat Pump System KHRP26K11T less than 100 KHRP26K17T 100 or more KHRP26K18T 100 or more 160 KHRP26K37T 160 or more 330 Si33 003 book Page 100 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 105: ...ng Only and Heat Pump System KHRP26K40T 330 or more 640 KHRP26K75T 640 or more KHRP26K11H 4 branch fitting less than 100 KHRP26K17H 8 branch fitting 100 or more Si33 003 book Page 101 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 106: ...KHRP26K18H 6 branch fitting 100 or more 160 KHRP26K37H 8 branch fitting 160 or more 330 KHRP26K40H 8 branch fitting 330 or more 640 Si33 003 book Page 102 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 107: ...26K40HP KHRP26K40H Gas pipe KHRP26K75TP KHRP26K75T Gas pipe V1071 V1072 V1073 The figure and size of pipe size reducers are as followings Pipe size reducer 1 Pipe size reducer 2 Pipe size reducer 3 For φ34 9 cut the center of the part A ID φ34 9 OD φ31 8 124 V1074 Field piping side 124 ID φ41 3 OD φ38 1 Field piping side V1075 185 ID φ41 3 ID φ34 9 OD φ31 8 Field piping side V1076 Port A Dimple PI...

Page 108: ...as side piping Insulation material 2pcs Liquid side piping Gas side piping Insulation material 2pcs Gas side piping Liquid side piping Charge port V1078 100 Adhesive Slit PVC cover V1080 V1079 Charge port V1081 100 Adhesive Slit PVC cover V1080 V1082 5 or more V1083 Si33 003 book Page 104 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 109: ...elected field pipe differs from the branch pipe in size cut the connection with a pipe cutter as shown below Fit a stop end on all open branch pipe connections not in use Install the branch pipe horizontally Insulate the branch pipe as described in the kit installation manual Note Install the REFNET joint horizontally or vertically keeping it sithin a 30 angle when installed horizontally Install t...

Page 110: ...15 16 Installation Model Unit No Group No No 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 Installation Model Unit No Group No C H SELECT setting mode 1 Tc IND H M L C H SELECT setting SS1 Te IN D OUT D H M L Low noise operation Defrost SETTING ON OFF Sequential start Refrigerant addition replenishment kg ON OFF H M L MASTER SLAVE Company name Inspector V1091 Si33 003 book Page 106 Monday June 2...

Page 111: ...m 29 G NG Room 2 G NG Room 6 G NG Room 10 G NG Room 14 G NG Room 18 G NG Room 22 G NG Room 26 G NG Room 30 G NG Room 3 G NG Room 7 G NG Room 11 G NG Room 15 G NG Room 19 G NG Room 23 G NG Room 27 G NG Room 31 G NG Room 4 G NG Room 8 G NG Room 12 G NG Room 16 G NG Room 20 G NG Room 24 G NG Room 28 G NG Room 32 G NG Room 1 G NG Room 5 G NG Room 9 G NG Room 13 G NG Room 17 G NG Room 21 G NG Room 25 G...

Page 112: ...on Listening Clamp meter Thermometer Thermometer Pressure gauge Pressure gauge Clamp meter Clamp meter Thermometer Thermometer Touch Visual inspection Listening Clamp meter Thermometer Thermometer Rated voltage 10 Rated voltage 10 Forward rotation No noise or vibration Temperature differential 9 11 C when cooling 2 3 5 C when heating Phase differential within 1A 3 15 C 85 105 C Warm Forward rotati...

Page 113: ...m14 C Room18 C Room22 C Room26 C Room30 C Room 3 C Room 7 C Room11 C Room15 C Room19 C Room23 C Room27 C Room31 C Room 4 C Room 8 C Room12 C Room16 C Room20 C Room24 C Room28 C Room32 C Room 1 A Room 5 A Room 9 A Room13 A Room17 A Room21 A Room25 A Room29 A Room 2 A Room 6 A Room10 A Room14 A Room18 A Room22 A Room26 A Room30 A Room 3 A Room 7 A Room11 A Room15 A Room19 A Room23 A Room27 A Room31 ...

Page 114: ...ral Information 7 7 Piping System Diagrams 7 7 1 Indoor Unit FXYCP FXYFP FXYKP FXYSP FXYMP FXYHP FXYAP FXYLP FXYLMP Si33 003 book Page 110 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 115: ...SiE33 003 Appendix General Information 111 7 7 2 Outdoor Unit RSXYP16 18 20KJY1 3D024909 Si33 003 book Page 111 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 116: ...Appendix SiE33 003 112 General Information RSXYP24 26 28 30KJY1 3D024910 Si33 003 book Page 112 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 117: ...Appendix General Information 113 7 8 Wiring Diagram 7 8 1 Outdoor Unit RSXYP16 18 20KJY1 3D024953B Si33 003 book Page 113 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 118: ...Appendix SiE33 003 114 General Information RSXYP24 26 28 30KJY1 3D024954B Si33 003 book Page 114 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 119: ...een used for at least part of the interconnecting wiring between the remote control and the indoor units This has resulted in signal interference leading to a transmission malfunction The multiple core cable was replaced by twin core cable and the fault disappeared Main Points Although twin core cable had been run from each unit multiple core cable was used on the way In schools etc because remote...

Page 120: ...door unit in heating mode Source of Problem and Remedial Action The connecting cables and the corresponding piping were not correctly matched Recabling was carried out and the fault disappeared Main Points Special care must be taken when the pipework and cabling are carried out by different people Run each indoor unit in turn to check that the system is correctly matched Si33 003 book Page 116 Mon...

Page 121: ...Reason There is resistance on the air inlet side caused by the heat exchanger and air filter and this in turn creates negative pressure in relation to the atmospheric pressure on the discharge side If there is no drain trap then air will be drawn in from the drain pipe and the waste water splashed around giving rise to the risk of water overflowing from the drain pan To avoid this problem it is th...

Page 122: ...unit itself Source of Problem and Remedial Action The system was pressurized from the liquid pipe side and the gas pipes were therefore not pressurized The system was then left under pressure for 24 hours but during that time gas leaked through into the gas pipes due to internal leaks within the solenoid and check valves and the gas pressure inside the liquid pipes consequently dropped Main Points...

Page 123: ... vertically at an angle of exactly 90 degrees 2 REFNET header The REFNET header is a lateral flow pipe and should be fitted so as to allow horizontal branch fittings Vertical or sloping fitting is not permissible Main Points Reasons for using refrigerant branch kit Fittings of REFNET joints or headers which are not carried out in strict accordance with the principles outlined here may result in co...

Page 124: ...ered parts Cracks have formed because of repeated expansion and contraction Remedial Action Fit the pipe with a loop as shown in the below drawing Main Points Take thermal expansion and contraction along the spline into consideration when installing pipe supports For Your Reference Expansion m Full length Coefficient of thermal expansion Rise in temperature Coefficient of thermal expansion for cop...

Page 125: ...wiring between the cool heat selector and the outdoor unit is too close to a high voltage wire An induced voltage is therefore being impressed on the transmission wiring which is causing a heating cooling malfunction in the outdoor unit PC board Bypassing the transmission wiring will allow the unit to function normally Main Points Keep low and high voltage wiring away from each another Si33 003 bo...

Page 126: ... number 7 9 9 Example 9 88 cannot be cleared from the central remote control Situation The display on the central remote control does not change from its initial state after turning power ON Initial display of the central remote control Cause 1 None of the indoor units connected to the central remote control have been given a group No 2 The connector for setting the master control inside the centr...

Page 127: ...lacing the Unit 135 6 Refrigerant Piping 136 6 1 Refrigerant Piping 136 6 2 Selection of Piping Material 137 6 3 Connecting the Refrigerant Piping 138 6 4 Leak Test and Vacuum Drying 143 6 5 Pipe Insulation 144 6 6 Additional Refrigerant Charge 145 7 Field Wiring 147 7 1 Field Wiring 147 7 2 Internal Wiring 148 7 3 Optional Parts Cool Heat Selector 150 7 4 Power Circuit and Cable Requirements 151 ...

Page 128: ...and nominal heating capacities ranging from 43 8 to 82 1kW The RSXYP units can be combined with Daikin VRV series indoor units for air conditioning purposes The present installation manual describes the procedures for unpacking installing and connecting the RSXYP units Installation of the indoor units is not described in this manual Always refer to the installation manual supplied with these units...

Page 129: ...O oil or moisture should be prevented from getting mixed into the system B Tight R 407C does not contain any chlorine does not destroy the ozone layer and does not reduce the earth s protection against harmful ultraviolet radiation R 407C can contribute slightly to the greenhouse effect if it is released Therefore we should take special attention to check the tightness of the installation Read the...

Page 130: ...nits can be connected to 1 outdoor unit RSXYP24 26 28 and 30 Make sure to connect indoor units designed exclusively for R 407C FXY P series Refer to the catalogue and or engineering data book for model numbers of indoor units which can be connected Outdoor Unit RSXYP16 RXYP8 RXEP8 200 520 RSXYP18 RXYP10 RXEP8 225 585 RSXYP20 RXYP10 RXEP10 250 650 RSXYP24 RXYP16 RXEP8 300 780 RSXYP26 RXYP16 RXEP10 ...

Page 131: ...g A Outdoor temperature CDB B Indoor temperature CWB C Outdoor temperature CWB D Indoor temperature CDB Range for continuous operation Range for pull down operation Range for warming up operation 15 10 5 0 5 10 15 15 5 20 10 15 20 25 30 D C 10 5 0 10 15 20 25 30 35 40 45 15 14 10 20 2527 27 30 B 43 A 5 V0888 Si33 003 book Page 127 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http sp...

Page 132: ...e 2 for bottom piping 1 Connection Cable Low Voltage 2 1 Connection Cable High Voltage 2 1 Installation Manual 1 1 Operation Manual 1 1 Tie Wrap 1 11 Gas Side Attached Pipe 2 for connecting main and sub unit 1 Gas Side Attached Pipe 2 for connecting main and sub unit 1 Gas Side Attached Pipe 2 for front piping 1 Liquid Side Attached Pipe 2 for front piping Do not use for RSXYP24 1 Connection Cable...

Page 133: ...gerant branch kits you need Piping kit for side and bottom piping are for RSXYP24 26 28 and 30 Refnet Header KHRP26K11H KHRP26K17H KHRP26K18H KHRP26K37H KHRP26K40H Refnet Joint KHRP26K11T KHRP26K17T KHRP26K18T KHRP26K37T KHRP26K40T KHRP26K75T Pipe size reducer KHRP26K40TP KHRP26K40HP KHRP26K75TP Piping Kit for Side Piping KHF30A30L Piping Kit for Bottom Piping KHF30A30U Si33 003 book Page 129 Mond...

Page 134: ...7 1 Refer to the engineering data book for the complete list of specifications 2 The nominal cooling capacity is based on indoor temperature 27 CDB 19 CWB outdoor temperature 35 CDB pipe length 5m level difference 0m 3 The nominal heating capacity is based on indoor temperature 20 CDB outdoor temperature 7 CDB 6 CWB pipe length 5m level difference 0m 4 The nominal input includes total input of the...

Page 135: ... 50 60 60 70 70 70 Compressor Phase 3 3 3 3 3 3 3 Frequency Hz 50 50 50 50 50 50 50 Voltage V 380 415 380 415 380 415 380 415 380 415 380 415 380 415 Nominal Running Current A 25 4 27 8 28 3 30 9 28 4 31 0 35 2 38 4 40 5 44 2 40 7 44 4 40 7 44 4 Control and Fan Motor Phase 1 1 1 1 1 1 1 Frequency Hz 50 50 50 50 50 50 50 Voltage V 220 240 220 240 220 240 220 240 220 240 220 240 220 240 Nominal Runn...

Page 136: ...mponents 2 1 Main Components For main components and function of the main components refer to the Engineering Data Book and service manual Si33 002 Si33 003 book Page 132 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 137: ...Frontal wind will disturb the operation of the unit If necessary use a windscreen to block the wind Caution 1 An inverter air conditioner may cause electronic noise generated from AM broadcasting Examine where to install the main air conditioner and electric wires keeping proper distances away from stereo equipment personal computers etc If the electric wave of AM broadcasting is particularly weak...

Page 138: ...ith care Keep the unit upright in order to avoid compressor damage 2 Lift the unit preferably with a crane and 2 belts 1 of at least 8m or 10m RXYP16 20 long 3 When lifting the unit with a crane always use protectors 2 to prevent belt damage and pay attention to the position of the unit s centre of gravity 4 Bring the unit as close to its final installation position in its original package to prev...

Page 139: ...pressor support as shown in the figure 2 stays per single compressor Tighten the installation bolts firmly again afterwards Caution 1 Prepare a water drainage channel around the foundation to drain waste water from around the unit 2 If the unit is to be installed on a roof check the strength of the roof and its drainage facilities first 3 If the unit is to be installed on a frame install the water...

Page 140: ...e manifold charge hose etc that are exclusively used for R 407C installations to withstand the pressure and to prevent foreign materials e g mineral oils such as SUNISO and moisture from mixing into the system Vacuum pump use a 2 stage vacuum pump with a non return valve 1 Make sure the pump oil does not flow oppositely into the system while the pump is not working 2 Use a vacuum pump which can ev...

Page 141: ...seamless copper for refrigerant size Determine the proper size referring to chapter Example of connection The wall thickness of the refrigerant piping should comply with relevant local and national regulations For R 407C the design pressure is 3 2 MPa Step 3 Make sure to use the particular branches of piping that have been selected referring to chapter Example of connection on page 165 Si33 003 bo...

Page 142: ...from coming into contact with the casing Notes 1 Front Connection Make sure to close the piping intake hole again after installation work Stop valve cover 2 Side Connection Use a hammer and knock out the hole Piping kit KHF30A30L is required for RSXYP24 26 28 and 30 Refer the optional KHF30A30L or KHF30A30U piping kit on page 104 for more detail 1 Flange 2 Flare nut 3 Gas side attached pipe 4 Gas ...

Page 143: ...es and field pipe RSXYP24 26 28 30 The diagram at right shows the opening on the underside for connecting the bottom Note that piping connected with elbow pipes procured locally cannot pass through the opening 1 Bending position 2 Cutting position in case of using elbow 3 Liquid side 1 Cutting position 1 Knock out hole 2 Aprx 110mm 3 Aprx 54mm 175mm 115mm 160mm 3 2 1 Fig 8 V0856 84mm V0899 80mm 1 ...

Page 144: ...ranches either horizontally or vertically 1 Location to disconnect the V groove part Sub unit 2 Knock out hole Knock out the hole using a hammer etc 1 RXYP8 10 Main unit 2 RXEP8 10 Sub unit 3 Flare nut 4 Flange 5 Gas side atached pipe 6 Gas side branch piping φ28 6 7 Gas side attached pipe 8 Brazing 9 Liquid side branch piping φ12 7 10 Cable Low voltage 11 Liquid line 12 linsulation material 13 Ca...

Page 145: ...the main valve of the nitrogen cylinder and adjust the pressure reducing valve until the pressure becomes 0 5 MPa 5 Make sure that the nitrogen gas is released through the liquid pipe of unit A 6 Flushing Close the pipe end with the palm of the hand When the pressure becomes high move the hand quickly 1st flushing Close the pipe end with the palm of the hand again Conduct the 2nd flushing 7 Close ...

Page 146: ...tion from mixing into the system Great caution is needed when passing copper tubes through walls 1 Refrigerant piping 2 Location to be brazed 3 Nitrogen 4 Taping 5 Manual valve 6 Regulator 7 Nitrogen 1 2 4 5 6 3 7 Fig 15 V0863 Place Installation Period Protection Method Outdoor More than a month Pinch the pipe Less than a month Pinch or tape the pipe Indoor Regardless of the period Si33 003 book P...

Page 147: ...rogen gas and evacuate the system again using the vacuum pump for 1 hour to 100 7kPa vacuum drying If the system cannot be evacuated to 100 7kPa within 2 hours repeat the operation of vacuum break and vacuum drying Then after leaving the system in vacuum for 1 hour confirm that the vacuum gauge does not rise When conducting an airtightness test 1 RXYP Main unit 2 RXEP Sub unit 3 Gas side valve 4 L...

Page 148: ...eration conditions e g when performing cooling operation with an outside air temperature of 15 C consider to also make a heat insulation of the liquid side connection piping and refrigerant branch kits to prevent dewing Use heat resistant polyethylene foam which can withstand a temperature of 70 C for liquid side piping and polyethylene foam which can withstand a temperature of 120 C for gas side ...

Page 149: ...ount following instructions 1 Check that gas and liquid stop valves are closed 2 Stop the compressor and charge the specified weight of refrigerant If the outdoor unit is not in operation and the total amount cannot be charged follow the procedures for additional refrigerant charge shown below Make sure to use installation tools you exclusively use on R 407C installations to withstand the pressure...

Page 150: ...b unit 3 Gas side valve 4 Liquid side valve 5 Liquid side 6 Gas side 7 Connecting valve Service port 8 Indoor units 9 R 407C 10 Tank 11 Measuring apparatus 12 Siphon type RSXYP16 18 20 3 4 6 7 2 5 1 9 10 11 12 8 RSXYP24 26 28 30 3 4 9 10 11 12 8 6 7 2 5 1 Fig 17 V0868 Si33 003 book Page 146 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 151: ...n and must comply with relevant local and national regulations The field wiring must be carried out in accordance with the wiring diagrams and the instructions given below Be sure to use a dedicated power circuit Never use a power supply shared by another appliance Si33 003 book Page 147 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 152: ... Pressure sensor low HAP Pilotlamp service monitor green A1P 3P S1PH 2PH Pressure switch high INV Inverter TB1 2 Terminal circuit board relay J1HC 2HC Crankcase heater T1R 2R Transformer 220 240V 22V K1M 2M Magnetic contactor M1C 2C X1M Terminal strip power K1R Magnetic relay M1F A1P X2M Terminal strip control K1R Magnetic relay A2P Y1E 2E Electronic expansion valve K2R Magnetic relay M1F A1P Y1R ...

Page 153: ...ip relay J1HC 3C Crankcase heater Y1E 3E Electronic expansion valve K1M 3M Magnetic contactor M1C 2C 3C Y1R 4 way valve K1R Magnetic relay M11F A1P Y1S Solenoid valve auxiliary condenser K1R Magnetic relay A2P Y2S Solenoid valve hotgas K1R Magnetic relay Y6S A3P Y3S Solenoid valve injection M1C K2R Magnetic relay M11F A1P Y4S Solenoid valve injection M2C K2R Magnetic relay A2P Y5S Solenoid valve r...

Page 154: ...l start refer to chapter Examples For connection wiring to outdoor outdoor transmission F1 F2 outdoor indoor transmission F1 F2 refer to chapter Examples For connection wiring to the central remote control refer to the installation manual of the central remote control Use insulated wire for the power cord Si33 003 book Page 150 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http split...

Page 155: ...ated residual operating current Note Select the power supply cable in accordance with relevant local and national regulations Phase and Frequency Voltage Recommended Fuses Transmission Line Selection RSXYP16 3N 50Hz 380 415V 45A 0 75 1 25mm RSXYP18 3N 50Hz 380 415V 50A 0 75 1 25mm RSXYP20 3N 50Hz 380 415V 60A 0 75 1 25mm RSXYP24 3N 50Hz 380 415V 60A 0 75 1 25mm RSXYP26 3N 50Hz 380 415V 70A 0 75 1 ...

Page 156: ...pipes lightning rods or telephone ground wires Gas pipes can explode or catch fire if there is a gas leak Sewage pipes no grounding effect is possible if hard plastic piping is used Telephone ground wires and lightning rods dangerous when struck by lightning due to abnormal rise in electrical potential in the grounding This unit uses an inverter and therefore generates noise which will have to be ...

Page 157: ...ed cable 1 RXYP8 10 RXEP8 10 2 3 3 4 4 6 5 RSXYP16 18 20 RXYP16 20 RXEP8 10 2 3 4 5 1 3 4 6 RSXYP24 26 28 30 Fig 18 V0869 1 Field power supply 2 Clamp the grounding wire with power supply 3 Grounding screw 4 Spring washer 5 Flat washer 6 Earth wire 7 C cup washer 8 Fix the power cord with the included clamp material to the safety catch 9 Wiring sleeve 10 Terminal board 11 Grounding wire 12 Attach ...

Page 158: ... Divide the low voltage wire from the high voltage wire using the wire clip on the bottom of the inverter box 19 Always separete the high voltage wiring from the low voltage wiring in the branch wiring 20 30 mm or more 21 Connection binder 1 RXYP16 20 Main unit 2 RXEP8 10 Sub unit 3 Power supply 4 Branch wiring between outdoor units High voltage 5 Branch wiring between outdoor units Low voltage 6 ...

Page 159: ...es 16 Up to 16 branches are possible for unit to unit cabling No branching is allowed after branching Never connect the power supply to unit to unit cabling terminal block Otherwise the entire system may break down 1 Switch box Main unit 2 Fix to the safety catch using the attached clamp material 3 Attached cable between main and sub units A B C F1 F2 F1 F2 RXYP 8 10 16 20 X2M A1P 3 2 1 Fig 21 V08...

Page 160: ...ctor remote control optional to the A B C terminals and set the cool heat selector switch SS1 on the outdoor unit PC board A1P to OUT D UNIT Caution For low noise operation it is necessary to get the optional External control adaptor for outdoor unit For details see the installation manual attached to the adaptor or service manual Si33 002 1 Indoor unit A B C F1 F1 F2 F2 A B C F1 F1 F2 F2 A1P A1P ...

Page 161: ...Firmly close the lid and arrange the electrical wires so as to prevent the lid or other parts from coming loose 1 RXYP8 10 Main unit 2 RXEP8 10 Sub unit 3 Through slot cover 4 Cut out the diagonal line area 5 Power cord 6 Separate 7 Branch wiring between indoor and outdoor units 8 Branch wiring between outdoor units High voltage 9 Branch wiring between outdoor units Low voltage 10 Cable Low voltag...

Page 162: ...to the wiring diagrams and according to local and national regulations 3 Pipe sizes and pipe insulation Make sure that correct pipe sizes are installed and that the insulation work is properly executed 4 Additional refrigerant charge Keep record of the additional refrigerant charged by filling it out on the sticker on the rear of the upper front panel 5 Insulation test of the main power circuit Us...

Page 163: ... panel 2 Set the unit to mode using the cool heat selector heatpump units only or the indoor remote control 3 Press the button 4 times to set the unit to TEST mode operation TEST is displayed Pressing the button 5 times will make the unit return to its normal operation mode 4 Within 10minutes after having set the unit to test mode press the button to start the test operation Check if the indoor an...

Page 164: ... the table at the end of this chapter for tightening torques and dimensions of the flares Be sure to use both a spanner and a torque wrench when connecting or disconnecting pipes to or from the unit When connecting a flare nut apply ether or ester oil on the flare area both internal and external face and screw it with your hand a few times first Use a charging hose with push rod when using the ser...

Page 165: ...t position further tighten the flare nut the angle shown below Pipe Size Tightening Torque N m A mm Flare Shape φ6 4 14 2 17 2 8 3 8 7 φ9 5 32 7 39 9 12 0 12 4 φ12 7 49 5 60 3 15 4 15 8 φ15 9 61 8 75 4 18 6 19 0 φ19 1 97 2 118 6 22 9 23 3 Pipe size Further tightening angle Recommended arm length of tool 6 4 1 4 60 to 90 degrees Approx 150mm 9 5 3 8 60 to 90 degrees Approx 200mm 12 7 1 2 30 to 60 d...

Page 166: ...has been done incorrectly Use the operation remote control to operate the indoor units and correct the wiring on units which display UF on the remote control 8 2 6 Disposal Requirements Dismantling of the unit treatment of the refrigerant oil and eventual other parts should be done in accordance with the relevant local and national regulations H2P H2P Running Complete 20 minutes 30 minutes V0906 H...

Page 167: ...al applicable regulations and standards 9 1 2 Maximum Concentration Level The maximum charge of refrigerant and the calculation of the maximum concentration of refrigerant is directly related to the humanly occupied space in to which it could leak The unit of measurement of the concentration is kg m the weight in kg of the refrigerant gas in 1m volume of the occupied space Compliance to the local ...

Page 168: ...erant density using the results of the calculations in steps 1 and 2 above If the result of the above calculation exceeds the maximum concentration level then make similar calculations for the second then third smallest room and so until the result falls short of the maximum concentration Step 4 Dealing with the situations where the result exceeds the maximum concentration level Where the installa...

Page 169: ...red by New Refrigerants 180 6 1 The Three Basic Rules for Refrigerant Piping Must Be More Strictly Observed 180 7 Operation Guideline 181 7 1 Operation Guideline 181 8 Temperature pressure Conversion Table for New Refrigerants 182 8 1 Pressure and Temperature 182 9 Measures to Take in the Case of Gas Leaks 183 9 1 Gas Shortage 183 9 2 Measure for Gas Shortage 184 10 Safety Precautions 185 10 1 Saf...

Page 170: ...piping work Cutting pipes Interchangeable Flaring tool Flaring pipes Refrigerant oil Applying on flared spots Specified ether oil ester oil alkyl benzene oil or their mixture to be used Torque wrench Connecting flare nut Interchangeable Pipe expander Expanding pipes at connections Pipe bender Bending pipes Nitrogen Air tightness test Inhibiting oxidation in pipes Welder Brazing pipes Gauge manifol...

Page 171: ...frigerant oil over the inner and outer surfaces of each flared section As the refrigerant oil be sure to use synthetic oil ether oil ester oil alkyl benzene oil or their mixture Charging refrigerant Be sure to charge the new type refrigerant in liquid phase via the service port of the liquid side stop valve outdoor unit At this time give vacuum drying with a vacuum pump Never try the air purging A...

Page 172: ...ling points 1Mpa Approx 10 19716kgf cm HFC units Units using new refrigerants HCFC units Refrigerant name R 407C R22 Main application Packaged air conditioners Room air conditioners Packaged air conditioners Composing substances Non azeotropic mixture 1 of HFC32 HFC125 and HFC134a Single component refrigerant Design pressure 3 2MPa gauge pressure 32 6kgf cm 2 75Mpa gauge pressure 28 0kgf cm Refrig...

Page 173: ... under the atmospheric pressure 1 atm R 407C R22 Chemical formula CH2F2 C2HF5 CH2FCF3 CHCIF2 Composition mixing ratio wt HFC32 125 134a 23 25 52 Boiling point C 43 6 4 40 8 ODP 1 0 0 05 GWP 1 1530 1700 Pressure 2 physical characteristic 110 4 100 Capacity 3 physical characteristic 98 100 COP 3 physical characteristic 95 100 Azeotropy non azeotropy Non azeotropic Single component Flammability Nonfl...

Page 174: ...lity GWP COP Note R 407C R32 R125 R134a 23 25 52wt When the composition of a refrigerant changes characteristics such as COP and pressure also vary as shown above For example if the percentage of R32 increases in the R 407C refrigerant that is when the mixing ratio moves up toward R32 from point 1 position the refrigerant s COP and pressure characteristic increase Si33 003 book Page 172 Monday Jun...

Page 175: ...al acid number mgKOH g 0 01 0 01 Saturated moisture level ppm 2000 100 Volume insulation resistivity Ωcm 3 1013 or less 5 1014 or less Hydrolysis stability range No degradation No degradation Oxidation degradation stability range 0 03 or less 0 03 or less Moisture absorption As shown in graph below As shown in graph below Solubility in refrigerant As shown in graph below As shown in graph below Mo...

Page 176: ...1 Cylinder Specifications The color painted on a cylinder indicates the contained refrigerant type The cylinder valve is equipped with a siphon tube R 407C Brown Color V1110 Si33 003 book Page 174 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 177: ...gh pressure vessels Although those vessels are durable and strong careless handling can cause damage that can lead to unexpected accidents Do not drop cylinders let them fall apply impact or roll them on the ground 3 Storage Although R 407C are not flammable they must be stored in a well ventilated cool and dark area in the same way as any other high pressure gases It should be noted that high pre...

Page 178: ...erefore gauge manifolds and charge hoses that are used with a previous refrigerant R22 cannnot be used for products that use new refrigerants Be sure to use dedicated tools and devices 5 1 Tool Compatibility The following chart shows tools that must be procured to use new refrigerants and conventional tools that can be shared For details of individual tools see the section from page177 Si33 003 bo...

Page 179: ...ose For increased pressure and to prevent mixing of impurities Different gauge scale higher pressure resistance Charging cylinder Previous tool cannot be used due to different refrigerant characteristics Measuring instrument must be used Vacuum pump Existing vacuum pump can be used if reverse flow preventive adaptor is installed Vacuum pumps with reverse flow preventive mechanism are also availabl...

Page 180: ...do not contain chlorine new testers detect hydrogen Hydorogen detecting type Applicabe refrigerants R410A R 407C R404A R507AR134a etc 5 Refrigerant oil Air Compal Can be used for HFC and HCFC units Contains synthetic oil therefore it can be used for all types of refrigerant piping Offers high rust resistance and stability over long period of time 6 Gauge manifold for R 407C Charge hose Hose adator...

Page 181: ...t side of left fig Tasco Japan High accuracy TA101A for 10 kg cylinders 2g TA101B for 20 kg cylinders 5g Equipped with pressure resistant sight glass allow checking of liquid state refrigerant Standardizeed manifold with separate ports for HFCs and previous refrigerants allows use of new and previous refrigerants 9 Charge monthpiecc Change of seal material for use with HFCs Material changed from C...

Page 182: ...c from outside Insufficient brazing Inadequate flaring or insufficient tightening torque Inadequate flange connection Probrem Clogging of expansion valve capillary tube etc Insufficient cooling or heating Degradation of refringerating machine oil Malfunction of compressor Clogging of expansion valve capillary tube etc Insufficient cooling or heating Degradation of refrigerating machine oil Malfunc...

Page 183: ...ensation process and evaporation process To diagnose problems using the temperature difference at the inlet and outlet of a heat exchanger take into consideration the temperature difference caused by the above temperature change Temperature drops during condensation process while it increases during evaporation process Graphs based on above simulation results R 407C Note In actual products conditi...

Page 184: ...rigerants SiE33 003 182 New Refrigerant R 407C 8 Temperature pressure Conversion Table for New Refrigerants 8 1 Pressure and Temperature Si33 003 book Page 182 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 185: ...re gauge pressure 2 Intermediate pressure between saturation liquid pressure and saturation gas pressure at 0 C temperature gauge pressure Composition change and capacity decrease caused by gas leaks The following composition change occurs when the refrigerant gas leaks particularly with R 407C since R 407C is a non azeotropic mixture Due to the above composition change the percentage of R134a inc...

Page 186: ...nt leaks If R 407C refrigerant is added in the exact amount as leaked refrigerant the air conditioner s capacity changes as shown below Example When 50 of refrigerant leaks the capacity decreases approximately 5 When 50 of the total refrigerant capacity is added and the capacity decreases from 100 original condition to 95 the pressure under the same temperature condition and the degree of superhea...

Page 187: ...d with a refrigerant inside the hose may move around violently or refrigerant may shoot out 2 When disconnecting a connection pipe with a refrigerant remaining inside the charge hose Refrigerant may shoot out from the disconnected section Caution regarding ventilation R 407C is heavier than air and tend to stay near the floor Gas leaks can therefore cause oxygen deficieney in the work area Use of ...

Page 188: ...eparate into a two phase state inside the compressor and causes a lack of oil supply to the bearing resulting in inadequate bearing lubrication R410A is higher in pressure than R22 Since R22 air conditioners are not designed to withstand the pressure of R410A if R410A is charged into an R22 air conditioner an extremely dangerous condition can result 3 When a mistake is made between R410A and R 407...

Page 189: ...nit New Refrigerant R 407C 187 12 Difference Between Pascal and Conventional Pressure Unit 12 1 Comparison of MPa and kgf cm MPa gauge pressure kgf cm Si33 003 book Page 187 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 190: ...C SiE33 003 188 New Refrigerant R 407C 13 Thermodynamic Characteristic Charts HFC407C 13 1 Thermodynamic Characteristics of R 407C Si33 003 book Page 188 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 191: ...SiE33 003 Thermodynamic Characteristic Charts HFC407C New Refrigerant R 407C 189 Si33 003 book Page 189 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 192: ...Thermodynamic Characteristic Charts HFC407C SiE33 003 190 New Refrigerant R 407C Si33 003 book Page 190 Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

Page 193: ... Connection 153 Field Setting 83 Field Wiring 147 Flange Connection 25 Flare Connection 22 Flaring Procedure 23 G Gas Leaks 183 Gas Shortage 183 Grouped Drain Piping 37 H Hand Over to Customer 91 Handling of Cylinders 175 I Indoor Field Setting 79 Infrared Remote Control Indoor Unit 81 Installation 12 Installation of Indoor Unit 14 Installation of Outdoor Unit 51 Internal Wiring 148 L Leak Test 14...

Page 194: ...ing Contents 82 Setting Items 64 Setting Mode 1 63 Setting Mode 2 64 Setting Modes 61 Short Circuits 53 Signal interference due to use of multiple core cable 115 Sleeve and Insert Work 13 Snow Accumulation 54 Standard Operation Limit 127 Standard Supplied Accessories 128 Step by Step Installation Procedure 12 Stop Valve 159 Stop Valves 160 T Technical Specifications 130 Test Operation 56 Test Run ...

Page 195: ...l Heat by Individual Outdoor Unit System by Cool Heat Selector 69 Setting of Cool Heat by Individual Outdoor Unit System by Indoor Unit Remote Control 68 Setting of Cool Heat by Outdoor Unit System Group in Accordance with Group Master Outdoor Unit by Indoor Unit Remote Control 70 Supplement 71 Correlation of nozzle tip and size of refrigeration piping 20 Covering of Refrigerant Pipes Particular c...

Page 196: ...ownwards 45 WHEN ELECTRIC WIRING WORK IS NOT FINISHED 46 G Gas Shortage 183 H Hand Over to Customer Important Points 91 Make the service contact address clear 91 Operational Steps 91 Heat Pump System Example 97 How these installation problems affect an equipment 7 How to fill a tank with a siphon attached 145 How to Operate Stop Valves 160 I Infrared Remote Control Indoor Unit BRC7A type 81 BRC7C ...

Page 197: ...hes 61 Mode Change 61 Mode Changing Procedure 62 Monitor Mode 66 Setting Mode 1 63 Setting Mode 2 64 Setting the Cool Heat Operation 156 Signal interference due to use of multiple core cable 115 Sleeve and Insert Work Operational steps 13 Steel insert 13 Through holes in a reinforced concrete beam 13 Solubility in Refrigerant 173 Sound pressure rise due to room reverberation 92 Special vacuum dryi...

Page 198: ...nut with a spanner 161 Wired Remote Control Heat Recovery Ventilation BRC301B61 80 Wired Remote Control BRC1A51 79 Wiring Check Operation 76 Wiring Diagram RSXYP16 18 20KJY1 113 RSXYP24 26 28 30KJY1 114 Si33 003 book Page vi Monday June 25 2001 9 06 AM Все каталоги и инструкции здесь http splitoff ru tehn doc html ...

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