Daikin RZQ20LCVAK, Installation Manual

Page 1: ...09 38 AM SPLIT SYSTEM Air Conditioner INSTALLATION MANUAL MODELS Ceiling mounted duct type READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE...

Page 2: ...rm appliances not accessible to the general public WARNING Ask your dealer or qualified personnel to carry out installation work Do not attempt to install the air conditioner yourself Improper install...

Page 3: ...gas leaks into the room and comes into contact with a source of fire such as a fan heater stove or cooker Do not touch any refrigerant that leaks out of refrigerant piping joints or connections Touch...

Page 4: ...CT Refrigerant The refrigerant R410A requires that strict Precautions be observed for keeping the system clean dry and tightly sealed A Clean and Dry Strict measure must be taken to keep impurities in...

Page 5: ...rder to protect the indoor unit from damage use packing materials to protect the unit after carrying until the installation starts Do not use the unit in locations with high salt content in the air su...

Page 6: ...frigerant pip ing drain piping and duct Condensate water may drip Does drainage flow smoothly Condensate water may drip Does the power supply voltage correspond to that shown on the name plate The uni...

Page 7: ...nual for the outdoor unit CAUTION The indoor and outdoor units and the power supply wiring and remote controller cord must be installed at least 1m away from any televisions or radios This is to preve...

Page 8: ...lower part of the product see axial direction view A 1 Refer to Fig 4 3 Inspection hatch 3 for the lower part of the product and the lower part of the control box see axial direction view A 2 Refer t...

Page 9: ...ceiling after the installation holes are opened For details consult your construction or interior contractor 4 Install the hanging bolts Make sure that the hanging bolts are M10 in size Use hole in an...

Page 10: ...ay occur as a result of damage such as hole damage to the resin drain pan 2 Make adjustments so that the unit will be in the right position 3 Check the level of the unit 4 Remove the washer fixing pla...

Page 11: ...ing Use the flare nut provided to the unit Do not use a different flare nut class 1 or otherwise refrigerant leakage may result To prevent dust moisture or other foreign matter from infiltrating the t...

Page 12: ...all the way into the pipe connections inside the machine Exposed piping may cause condensation or burns on contact Make absolutely sure to execute heat insulation works on the pipe connecting section...

Page 13: ...ce of the main unit to the upper part of the flare nut joint Insulation material for piping field supply Wrap the insulation material around the portion from the surface of the main unit to the upper...

Page 14: ...arts damage 7 DRAIN PIPING WORK 1 Remove the drain socket cover for transportation 2 Conduct drain piping work Check that the piping ensures proper draining Make sure that the diameter of the piping e...

Page 15: ...the piping on completion of the installation of the piping Provide approximately one liter of water gradually into the drain pan through the water inlet on the bottom of the drain socket or the outlet...

Page 16: ...n the air suction side Be sure to select an air filter with a duct collection efficiency of 50 weight percent Explain the operation and washing methods of the locally procured components i e the air f...

Page 17: ...not connect the earth wire to gas pipes plumbing pipes lightning rods or telephone earth wires Gas pipes might cause explosions or fire if gas leaks Plumbing no earth effect if hard vinyl piping is u...

Page 18: ...ternal electric noise that may interfere with the remote controller wiring For the installation and wiring of the remote controller refer to the remote controller installation manual provided with the...

Page 19: ...ly wiring Connection method of remote controller terminals X2M If stranded wires are used do not solder the front end of the wires Twist and fix the upper part so that the wires will not drop out Fix...

Page 20: ...ed do not solder it Tightening torque for the terminal screws Use the correct screwdriver for tightening the terminal screws If the blade of screwdriver is too small the head of the screw might be dam...

Page 21: ...or units operate according to the remote controller Refer to Fig 10 2 remote controllers control 2 remote controllers control 1 indoor unit Refer to Fig 14 Group control 1 remote controller controls u...

Page 22: ...Insert a screwdriver into the recess between the upper and lower part of remote controller and working from the 2 positions pry off the upper part The remote controller PC board is attached to the upp...

Page 23: ...ontrol box lids are closed on the indoor and outdoor units Field setting must be made from the remote controller in accordance with the installation condition Setting can be made by changing the MODE...

Page 24: ...the air passage on the suction side 2 If there are a number of air outlets and inlets adjust the throttles so that the airflow rate of each air outlet and inlet will coincide with the designed airflow...

Page 25: ...mind that a shortage of airflow quantity or water leakage will result because the air conditioner will be operated outside the rated range of airflow quantity if the external static pressure is wrong...

Page 26: ...the code reads anything other than 00 refer to the malfunction diagnoses below Press the INSPECTION TEST OPERATION button four times to return to normal operation mode When using wireless remote contr...

Page 27: ...find the lower code A long beep indicate the Malfunction code NOTE 1 In case wired remote controller Press the INSPECTION TEST OPERATION button on remote controller starts flashing and changes the ins...

Page 28: ...ording to model J8 Liquid piping temperature sensor system error outdoor unit J9 Suction temperature sensor faulty outdoor unit JA Pressure sensor for discharge pipe faulty outdoor unit JC Pressure se...

Page 29: ...U4 UF Transmission error indoor unit outdoor unit Wrong wiring between indoor and outdoor units or malfunction of the PC board mounted on the indoor and the outdoor units If UF is shown the wiring bet...

Page 30: ...MEMO...

Page 31: ...FBQ20EAVAK FBQ24EAVAK FBQ36EAVAK FBQ45EAVAK FBQ48EAVAK FBQ48EAVMK...

Page 32: ......

Page 33: ...R410A SUNISO R410A R410A R407C R410A R410A...

Page 34: ...R410A M5 16 24 20 48 45 36 M4 8...

Page 35: ...BRC1E62 BRC1D61 BRC1C61 BRC4C62 BRC4C64 FBQ48EAVMK BRC4C62...

Page 36: ......

Page 37: ...A 1 A 2...

Page 38: ...M10 A 1 A 2 B D B C D 24 20 48 45 36...

Page 39: ......

Page 40: ...C RH C R410A R410A...

Page 41: ...A...

Page 42: ......

Page 43: ...BCuP 2 JIS Z 3264 B Cu93P 710 795 ISO 3677...

Page 44: ......

Page 45: ......

Page 46: ...ASSY...

Page 47: ...X2M...

Page 48: ...X1M X2M...

Page 49: ......

Page 50: ...36 24 20 48 45 FBQ48EAVMK...

Page 51: ...P1 P2 2 P 1 P 2 P 1 P...

Page 52: ...S M P1 P2...

Page 53: ...L H...

Page 54: ...Daikin LCD...

Page 55: ......

Page 56: ...A1 A3 A6 A8 AF AH AJ C1 C4 C6 C9 CC CJ E0 E1...

Page 57: ...E3 E4 E5 E7 E9 F3 H3 H7 H9 J1 J2 J3 J5 J6 J7 J8 J9 JA JC L1 L4 L5 L8 L9 LC P1 P3 P4 PJ U0 U1 L3 L2 L1 U2...

Page 58: ...U4 UF UF U5 U8 UA UC UJ...

Page 59: ......

Page 60: ...3P370016 3D M14N101A 00_CV_3P370016 3D fm Page 2 Thursday October 20 2016 09 38 AM http www daikin com global_ac...

Page 61: ...RZQ45MUYLK RZQ48MUYLK RZQ20LCVAK RZQ24LCVAK RZQ36LCVAK RZQ45LCVAK READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION KEEP THIS MANUAL IN A HANDY PLACE FOR FUTURE REFERENCE English 00_CV_3P369976 2...

Page 62: ...s triggered Make sure that the interrupter is compatible with harmonics This unit has an inverter so an interrupter capable of handling harmonics is needed to prevent malfunction of the interrupter it...

Page 63: ...fter taking into account strong winds typhoons or earthquakes Failure to do so during installation work may result in the unit falling and causing accidents Make sure that a separate power supply circ...

Page 64: ...wing locations 1 Where there is a high concentration of mineral oil spray or vapour e g a kitchen Plastic parts will deteriorate parts may fall off and water leakage could result 2 Where corrosive gas...

Page 65: ...ds or objects come in contact with rear fins Work in a team of at least two people when carrying the unit Only hold the unit at the specified positions when carrying it using PP bands or other items S...

Page 66: ...from radios PCs and stereos Especially in the areas where the incoming signal strength is weak keep the indoor remote controller 3 m or more from electrical appliances Put the power cord and connecti...

Page 67: ...In installing the unit in a place frequently exposed to snow pay special attention to the following In regions where buildups of snow can be expected the air inlet and outlet as well as lower section...

Page 68: ...the air outlet is lower than the unit 1 When nothing is obstructing the top There is no height limit for obstructions on the intake side A L L H 0 L 1 2H 750 or more 1 2H L H 1000 or more L H Set the...

Page 69: ...des of the unit 200 or more 300 200 or more 1000 or more 100 or more 100 or more 1000 or more 100 or more 100 or more 1000 or more 1000 or more 500 or less 100 or more 100 or more 200 or more 300 200...

Page 70: ...o be installed even when H is lower than L 4 3 IN CASE OF STACKED INSTALLATION Units mm 1 In case obstacles exist in front of the outlet side A L L H 0 L 1 2H 1000 or more 1 2H L H 1250 or more L H Se...

Page 71: ...ble below 5 PRECAUTIONS ON INSTALLATION Drain pipe disposal Potentially problematic locations for outdoor unit drainage In locations where for example drainage may fall on passersby or frozen drainage...

Page 72: ...cap 2 correctly It will become the cause of the leak they are not attached correctly 3 Connect vinyl hose on the market internal diameter of 25mm to drain socket 1 If the house is too long and hangs...

Page 73: ...Installation method of fitting for prevention of overturning If steps need to be taken to prevent the unit from tipping over use the tipping prevention clasps option 6 REFRIGERANT PIPING WORK 6 1 PRE...

Page 74: ...pipe Thickness and size Decide based on section 6 5 REFRIGERANT PIPE SIZE AND ALLOWABLE PIPE LENGTH For the handling of the stop valves refer to Precautions when the handling piping stop valves in se...

Page 75: ...table in four directions Refer to Fig 7 Do not let anything other than the designated refrigerant such as air or water enter the refrigerant system When connecting in a downward direction make four ro...

Page 76: ...ghtening flare nuts always lock the shut off valve with a wrench and then use a torque wrench When tightening the flare of the stop valve do not exceed the rated torque The rated torque is shown on pa...

Page 77: ...d and turn counter clockwise 2 Stop when the valve rod no longer turns It is now open To close 1 Insert one hex wrench onto the valve rod and turn clockwise 2 Stop when the valve rod no longer turns I...

Page 78: ...g material of the refrigerant piping according to the installation conditions If this is not done condensation may form on the surface of the insulation material Please refer to the target values show...

Page 79: ...ng has been connected use nitrogen to perform a refrigerant leak check Table 1 Pipe size Tightening torque A dimensions for processing flares mm Flare shape 9 5 32 7 39 9 N m 12 8 13 2 15 9 61 8 75 4...

Page 80: ...n your cheek CAUTION Do not use anti oxidants when brazing the pipe joints Residue can clog pipes and break equipment 7 EVACUATING Perform a refrigerant leak check using nitrogen gas airtightness test...

Page 81: ...amount that is suitable for a piping length exceeding the length for which charging is actually needed Then add the refrigerant from the service port of the liquid side stop valve Select the amount o...

Page 82: ...To prevent entry of any impurities and insure sufficient pressure resistance always use the special tools dedicated for R410A The refrigerant should be charged from the service port of the liquid side...

Page 83: ...are used Telephone earth and lightning rods the earth potential when struck by lightning gets extremely high The earth is needed in order to reduce the noise generated by the unit s inverter and infl...

Page 84: ...nsulating sleeves Secure the power supply wiring and the transmission wiring to the stop valve attachment plate using the clamping material so that it does not move How to connect the power supply wir...

Page 85: ...ver for tightening the terminal screws A screwdriver of small size hurts its screw head and cannot perform proper bolting Over tightening the terminal screw may break it See the table below for the ti...

Page 86: ...rth leakage overload short circuit protection Be sure to use earth leakage breakers dedicated for earth leakage protection in combination with the load break switch with fuse or breaker for wiring 5 R...

Page 87: ...erant piping Is the piping size correct Is the piping insulation applied correctly Is the liquid and gas side piping all insulated Are the stop valves for both the liquid and gas sides open completely...

Page 88: ...parentheses For group batch control the display will always read 01 even though the settings have been changed Furthermore when performing control with two remote controllers on site settings using a...

Page 89: ...piping path is closed off by the outdoor unit electronic expansion valve etc There are no problems if the unit is run 2 Turn the power on at least 6 hours before operating the unit to protect the com...

Page 90: ...or unit s installation manual Some malfunction codes are not displayed depending on the indoor and outdoor units CAUTION To plumbing persons To the electrician After the test run when handing the unit...

Page 91: ...English 30 MEMO...

Page 92: ...31 English MEMO...

Page 93: ...R410A R410A SUNISO R410A R410A RZQ45LCVAK RZQ20LCVAK RZQ45MUYLK RZQ24LCVAK RZQ48MUYLK RZQ36LCVAK RZR48MUYMK...

Page 94: ...2 1...

Page 95: ...3 1 1 1 2 3 4 5 R410A SUNISO R410A R410A 33 3 3 R407C 40 4 0 R410A R410A...

Page 96: ...4 2 1 2 48 2 2 1 1 2 1 2 3 1 3 3 71 PP 2 1...

Page 97: ...5 3 1 4 6 3 2 5 5 4 1 1 1 5 1 5...

Page 98: ...6 R410A 3 4 500 500 4 DB C 35 C 35 RZ Q R 48 RZQ20 24 RZ Q R 48 RZQ45 RZQ36 1 4 1 2 3 50 100 100 100 500 100...

Page 99: ...7 1 2 3 1 1 2 L A H 2 1 500 1000 100 500 1000 500 500 1000 150 150 150 50 100 500 500 1000 150 250 50 100 500 L A L H 0 L 1 2H 750 1 2H L H 1000 L H L H A L H...

Page 100: ...8 2 L A H L A L H 0 L 1 2H 100 50 1 2H L H 200 100 L H L H A L H 2 2 4 1 2 1 2 1000 1000 200 200 300 500 100 100 1000 1000 500 100 100 1000 100 100 100 100 1000 200 200 300 500 1000 500 1000...

Page 101: ...0 500 1000 L H 100 100 200 300 1000 100 500 200 300 1000 100 100 1000 1500 100 500 1000 1500 1000 L A 0 L 1 2H 250 150 1 2H L H 300 200 L A L H 0 L 1 2H 250 150 1 2H L H 300 200 L H L H A L H L A L H...

Page 102: ...10 A 500 100 4 4 1 2 2 L A H 5 6 4 2 100 500 200 300 100 100 100 100 100 100 2000 3000 400 600 1000 1500 50 100 1000 2000 100 200 500 1000 L A L H 0 L 1 2H 250 150 1 2H L H 300 200 L H...

Page 103: ...11 4 2 1 3 1 B 1 2 40 D C 2 2 1 3 1 25 3 A 4 4 A D 5 4 4 4 1 3 2...

Page 104: ...12 100 M12 6 20 6 1 6 R410A BCuP 11 8 6...

Page 105: ...13 2 6 3 6 5 6 6 6 5 6 4 6 Suniso R407C R410A R410A 755 0 1...

Page 106: ...14 9 5 0 8 30 15 9 1 0 50 48 45 36 24 20 9 5 t0 8 15 9 t1 0 24 20 70 50 30 48 45 36 90 70 30 7 8 9 5 6 1 2 R410A 6 6 7 6 8 9...

Page 107: ...15 10 7 11 16 10 11...

Page 108: ...16 12 13 6 4 1 2 1 2 14 13 12 16 5 13 5 27 5 22 5...

Page 109: ...17 15 15 75 C 30 20 80 C 30 C 120 13 9 11 5 14...

Page 110: ...18 1 4 3 1 1 15 9 5 39 9 32 7 13 2 12 8 15 9 75 4 61 8 19 7 19 3...

Page 111: ...19 Daikin 0 02 7 4 0 9 5 90 60 200 15 9 60 30 300...

Page 112: ...8 R410A 1 8 2 8 3 8 48 45 36 24 20 30 10 20 30 40 R410A 24 20 0 50 1 00 48 45 36 0 50 1 00 1 50 2 00 10 20 30 40 50 60 70 R410A 24 20 1 75 2 25 2 75 3 25 3 75 48 45 36 2 70 3 20 3 70 4 20 4 70 5 20 5...

Page 113: ...21 0 011 0 09 1 2 3 R410A 4 8 R410A RZQ 20 24 RZQ 36 45 RZ Q R 48...

Page 114: ...22 9 230 500...

Page 115: ...V L N Y...

Page 116: ...24 M4 1 8 1 2 M5 3 0 2 0 M4 1 9 1 4 M5 2 9 2 4...

Page 117: ...Y V RZ Q R V Y 20 24 36 45 45 48 MCA A RZR48MUYMK...

Page 118: ......

Page 119: ...27 11 1 01 2 88 3 4 10 03 04 05 6 10 8 10 8 8 01 02 26 16 0 1...

Page 120: ...28 12 R3T R2T 1 12 1 6 2 3 INSPECTION TEST OPERATION 4 3 RUN STOP 10 3 HEAT operation C 24 INSPECTION TEST OPERATION 5 6 7...

Page 121: ...29 RUN STOP 5 INSPECTION TEST OPERATION 00 INSPECTION TEST OPERATION 2 12 4 10 E3 E4 L8 U0 E3 E4 L4 U8 U1 U2 U4 UF UA...

Page 122: ...30...

Page 123: ......

Page 124: ...3P369976 2C M14N103A 00_CV_3P369976 2C fm Page 2 Thursda y October 2 0 2016 9 36 AM http www daikin com global_ac...