Daikin R32 Sky-Air RZAG-M, Service Manual

Page 1: ...Service Manual R32 Sky Air RZAG M ESIE17 08 Indoor unit Outdoor unit FCAHG FCAG FFA FBA FDA FAA FHA FUA FVA FNA 71 140 RZAG MV Y RZASG MV Y...

Page 2: ...dge No express or implied warranty is given for the completeness accuracy reliability or fitness for particular purpose of its content and the products and services presented therein Specifications ar...

Page 3: ...Capacity setting abnormality 25 2 2 1 5 C1 00 Transmission error indoor adapter PCB 25 2 2 1 6 C4 00 Liquid pipe thermistor for heat exchanger abnormality 26 2 2 1 7 C5 00 Intermediate heat exchanger...

Page 4: ...Outdoor unit 46 2 4 2 1 4 way valve 46 2 4 2 2 Compressor 48 2 4 2 3 Electronic expansion valve 50 2 4 2 4 Fan motor 52 2 4 2 5 High pressure switch 53 2 4 2 6 Low pressure switch 54 2 4 2 7 Main PCB...

Page 5: ...controller 110 5 2 Detailed information setting mode 111 5 2 1 Indoor unit 111 5 2 2 Outdoor unit 111 5 2 3 Remote controller 113 5 2 3 1 Quiet Low Noise Operation 113 5 2 3 2 I Demand Function 114 5...

Page 6: ...motor 86 Figure 3 21 Removing solenoid valve 87 Figure 3 22 Removing solenoid valve coil 88 Figure 3 23 Removing high pressure switch 89 Figure 3 24 Removing low pressure switch 91 Figure 3 25 Install...

Page 7: ...Version 1 1 Page 7 R32 Sky Air RZAG M Part 1 Introduction This part contains the following chapters 1 1 Version log Version log 7 Safety precautions 8 General operation 12 How to use 13 Version code...

Page 8: ...ephone numbers for obtaining service In Europe EN378 provides the necessary guidance for this logbook 1 2 1 Meaning of symbols 1 2 2 Warnings WARNING Indicates a situation that could result in death o...

Page 9: ...B WARNING RISK OF BURNING Do NOT touch the refrigerant piping water piping or internal parts during and immediately after operation It could be too hot or too cold Give it time to return to normal tem...

Page 10: ...RNING After finishing the electrical work confirm that each electrical component and terminal inside the electrical components box is connected securely Make sure all covers are closed before starting...

Page 11: ...n 1 1 Page 11 R32 Sky Air RZAG M 1 2 4 Information INFORMATION Make sure refrigerant piping installation complies with applicable legislation In Europe EN378 is the applicable stand ard INFORMATION Ma...

Page 12: ...e temperature of the refrigerant is increased The hot refrigerant is blown into the room by a fan which blows over a heat exchanger Colder refrigerant flows back to the outdoor unit where temperature...

Page 13: ...e Alt Back Arrow keys or the arrow in the top right hand corner of this page can be used to return to the previously viewed page NO YES NO YES N N N N N NO O O O O O Y Y Y Y Y YE E E E E ES S S S S S...

Page 14: ...The possible causes have been sorted to probability of occurrence and speed of execution 1 4 2 3 The repair chapter The chapter Repair on page 61 handles the removal and replacement of the major comp...

Page 15: ...ed on the user interface screen for more information about troubleshooting refer to Error based troubleshooting on page 23 Error codes check 15 Error based troubleshooting 23 Symptom based troubleshoo...

Page 16: ...nter button 8 3 Select RC Error History and press the Menu Enter button The error codes and unit No can be confirmed in the RC Error History screen 8 3 Press the Menu Enter button 8 4 In the RC Error...

Page 17: ...all of the following operations 1 short beep Conduct steps 3 and 4 Continue the operation in step 4 until a buzzer remains ON The continuous buzzer indicates that the error code is confirmed Continuo...

Page 18: ...age 23 you find a description of how to reset the specific error or warning 1 Press INSPECTION TEST button Normal status Enters inspection mode from normal status when the INSPECTION TEST button is pr...

Page 19: ...ition and diagnose the problem 2 Turn off the power switch After 5 seconds or more disconnect the connection wire 2 Then turn on the power switch If the HAP on the outdoor unit PCB flashes after about...

Page 20: ...H6P H7P LED status w w w w w w w w Binary counting value 64 32 16 8 4 2 1 Setting item 14 latest error w x x w w w x 15 previous error w x x w w w w 16 2 before w x w x x x x MODE H1P On Off Blinking...

Page 21: ...c c w w x x x x H9 Abnormal outdoor air thermistor c c w x c x x c c c w w x x x x J1 Abnormal pressure sensor c c x w x c c x c c w x x x x c c c w w x x x x J3 Abnormal discharge pipe thermistor c...

Page 22: ...scribed in below procedure the content of retry can again be consulted in Monitor mode Setting item 2 latest retry Setting item 3 1 cycle before Setting item 4 2 cycles before To enter Monitor mode pr...

Page 23: ...F3 00 Discharge pipe temperature abnormality 31 H3 00 High pressure switch abnormality 32 H4 00 Low pressure switch abnormality 32 H9 00 Outdoor air temperature thermistor abnormality 32 J3 00 Discha...

Page 24: ...cause Check Corrective action Defective drain pump Check drain pump Replace drain pump when required Improper drain piping work or clogging Check if drain piping is executed correctly Check if drain...

Page 25: ...d turning it back on again Check if the indoor PCB receives power Check if the HAP LED is blinking in regu lar intervals Check if the correct spare part is installed Check the wiring to indoor PCB Adj...

Page 26: ...D is blinking in regu lar intervals Check if the correct spare part is installed Check the wiring to indoor PCB Adjust the power to the indoor main PCB Replace indoor main PCB when HAP LED is not blin...

Page 27: ...connected or short circuit when the unit is running Unit will not stop operating Manual reset via user interface Possible cause Check Corrective action Faulty humidity sensor Check good connection to...

Page 28: ...Short cir cuit Check if the power supply is conform with regulations No fluctuations in frequency Adjust power supply when required Power reset via outdoor unit Trigger Effect Reset High pressure swi...

Page 29: ...capacity adapter on outdoor PCB Check if the correct adapter is installed Check if the correct spare part is installed Adjust capacity adapter when required Stop valve is closed Check if stop valve is...

Page 30: ...closed Check stop valve Open stop valve when required Trigger Effect Reset Fan does not start in about 15 30 sec onds fan motor lock It can occur that E7 00 error is triggered even when the fan motor...

Page 31: ...C for 15 min Unit will not stop operating Automatic reset when temperature drops below C C Unit will stop operating Manual reset via remote controller Possible cause Check Corrective action Refrigeran...

Page 32: ...ons No fluctuations in frequency Adjust power supply when required Power reset via outdoor unit Faulty high pressure switch Check high pressure switch Replace the high pressure switch Faulty capacity...

Page 33: ...arge pipe thermistor Replace discharge pipe thermistor when required Faulty outdoor unit main PCB Check if the HAP LED is blinking in regu lar intervals Check if the correct spare part is installed Ch...

Page 34: ...the outdoor main PCB Replace outdoor main PCB when HAP LED is not blinking in regular intervals Faulty intermediate heat exchanger ther mistor Check intermediate heat exchanger ther mistor Replace in...

Page 35: ...tor when required Adjust wiring when required Faulty capacity adapter on outdoor PCB Check if the correct adapter is installed Check if the correct spare part is installed Adjust capacity adapter when...

Page 36: ...r the correct charge Charge the correct refrigerant amount when required Refrigerant is contaminated Replace refrigerant Faulty outdoor inverter PCB Check outdoor inverter PCB Check if the alive led i...

Page 37: ...s installed Adjust the power to the outdoor inverter PCB Replace outdoor inverter PCB Faulty capacity adapter on outdoor PCB Check if the correct adapter is installed Check if the correct spare part i...

Page 38: ...r intervals Check if the correct spare part is installed Check if the outdoor main PCB receives power Restore the power to the outdoor main PCB Replace outdoor main PCB when HAP LED is not blinking in...

Page 39: ...spicion of non condensables recover vacuum and recharge with virgin refrigerant Faulty compressor Check compressor Check connections and wiring of the com pressor Check expansion valve liquid back iss...

Page 40: ...k connections and wiring of the com pressor Check expansion valve liquid back issue Check the refrigerant charge Refer to the nameplate for correct charge Replace compressor when required Investigate...

Page 41: ...aving function OFF see installation manual Trigger Effect Reset Signal transmission between indoor unit and outdoor unit abnormality Unit will stop operating Power reset via outdoor unit Possible caus...

Page 42: ...n indoor and outdoor unit Correct wiring Refrigerant shortage incorrect charge leakage Check for refrigerant shortage Perform a leak test If required repair the leak and charge the correct amount of r...

Page 43: ...om based troubleshooting 15 11 18 Version 1 1 Page 43 R32 Sky Air RZAG M 2 3 Symptom based troubleshooting 2 3 1 Indoor unit Not available yet 2 3 2 Outdoor unit Not available yet 2 3 3 System Not ava...

Page 44: ...y Air RZAG M 2 4 Component checklist Overview of component checklists Indoor unit 45 Fan motor 45 Outdoor unit 46 4 way valve 46 Compressor 48 Electronic expansion valve 50 Fan motor 52 High pressure...

Page 45: ...ield supplied circuit breaker 3 Remove casing when required PROCEDURE 1 Check fuse on indoor PCB replace if blown 2 Check if fan motor connector is plugged into PCB 3 Power the Daikin unit 4 Check pow...

Page 46: ...ts If no pressure is measured perform a pressure test and fix any leaks If pressure is measured the 4 way valve is stuck in the middle confirm by determining the position of the 4 way valve as describ...

Page 47: ...nplug 4 way valve connector from PCB and measure the resistance of the 4 way valve coil If the measured resistance does not range 1000 2000 replace the 4 way valve coil refer to Replacing 4 way valve...

Page 48: ...ssor insulation 2 Switch on the Daikin unit and measure the U V W inverter voltages All voltages must be identical if not replace the inverter PCB 3 Switch off the Daikin unit via the user interface 4...

Page 49: ...M 8 Replace the compressor if the windings and or insulation measurements fail refer to Replacing compressor on page 77 9 Run the compressor and measure the current in each phase the current for each...

Page 50: ...replaced refer to Replacing expansion valve body on page 83 PRELIMINARY ACTIONS 1 Switch off the Daikin unit via the user interface 2 Switch off the Daikin unit with the field supplied circuit breaker...

Page 51: ...15 11 18 Version 1 1 Page 51 R32 Sky Air RZAG M Connector pin 2 6 connected Connector pin 3 6 connected Connector pin 4 6 connected 3 If one or more of the windings have no continuity replace the expa...

Page 52: ...ield supplied circuit breaker 3 Remove plate work when required refer to Basic removal on page 67 PROCEDURE 1 Check fuse on PCB replace if blown see table Component checklist on page 128 2 Check if fa...

Page 53: ...act is not open refer to Replacing high pressure switch on page 89 6 Lower the refrigerant circuit pressure to 30 bar 7 Measure the switch contacts between high pressure switch connector pins 1 2 the...

Page 54: ...ing high pressure switch on page 89 6 Increase the refrigerant circuit pressure to 1 bar 7 Measure the switch contacts between low pressure switch connector pins 1 2 the switch must be closed 8 Replac...

Page 55: ...o Replacing electrical noise filter on page 81 5 Switch off the Daikin unit via the user interface 6 Switch off the Daikin unit with the field supplied circuit breaker 7 Remove plate work when require...

Page 56: ...t replace the inverter board refer to Replacing inverter PCB on page 90 15 Switch off the Daikin unit with the field supplied circuit breaker 16 Wait a few minutes and confirm that the LED s on the In...

Page 57: ...lower and higher temperature 4 If the measured resistance does not match the listed value the thermistor must be replaced E g R3T air thermistor main PCB connector S90 pin 1 2 type 1 Measured temperat...

Page 58: ...61 46 26 44 05 41 95 21 22 23 24 25 26 27 28 29 23 91 22 85 21 85 20 90 20 00 19 14 18 32 17 54 16 80 41 42 43 44 45 46 47 48 49 10 21 9 81 9 42 9 06 8 71 8 37 8 05 7 75 7 46 61 62 63 64 65 66 67 68...

Page 59: ...0 35 5 25 5 9 8 52 0 3 3 78 5 1 3 27 0 164 24 0 5 34 5 26 0 9 6 52 5 3 3 79 0 1 3 26 5 158 99 0 0 33 6 26 5 9 4 53 0 3 2 79 5 1 3 26 0 153 92 0 5 32 7 27 0 9 2 53 5 3 1 80 0 1 3 25 5 149 03 1 0 31 9...

Page 60: ...2 0 65 34 14 5 16 2 41 0 5 1 67 5 1 9 94 0 0 8 11 5 63 48 15 0 15 8 41 5 5 0 68 0 1 9 94 5 0 8 11 0 61 68 15 5 15 5 42 0 4 9 68 5 1 9 95 0 0 8 10 5 59 93 16 0 15 1 42 5 4 8 69 0 1 8 95 5 0 8 10 0 58 2...

Page 61: ...id state R32 can be charged in gas phase Make sure to use a digital scale no charging cylinder Execute correct vacuum drying procedure after repair work 0 1 MPa 760 mmHg 750 Torr 1 bar for at least 1...

Page 62: ...the stop valves Connect both stop valve service ports to the manifold In case of 3 service ports at the stop valves Connect 1 hose to the suction stop valve service port and 1 hose to the service port...

Page 63: ...liquid stop valve and gas stop valve 2 Carry out pump down operation 1 Vacuum pump 2 To recovery pump INFORMATION See instruction of the recovery pump supplier how to recover the refrigerant WARNING R...

Page 64: ...procedures Make sure to cover open pipe ends during repair work so no dust or moisture can enter Make sure to re apply insulation removed during repair Pipe expansion flare making Remove any burrs on...

Page 65: ...lease check the Daikin Business Portal http www mydaikin eu Go to the tab After sales support on the left side and then select Technical support You will then find a button Service tools which gives y...

Page 66: ...4 way valve body 75 Replacing 4 way valve coil 76 Replacing accumulator assembly 77 Replacing compressor 77 Replacing DC fan motor assembly 80 Replacing electrical noise filter 81 Replacing expansion...

Page 67: ...moval PRELIMINARY ACTIONS 1 Switch off the Daikin unit via the user interface 2 Switch off the Daikin unit with the field supplied circuit breaker PROCEDURE Removal 1 Loosen and remove the 9 screws 1...

Page 68: ...ir 3 3 Unit specific repair procedures Page 68 15 11 18 Version 1 1 R32 Sky Air RZAG M 3 Loosen and remove the screw 1 that fixes the front plate 2 4 Lift the front plate 2 and remove it from the unit...

Page 69: ...M Figure 3 4 Removing the front plate 5 Loosen and remove the 11 screws 1 that fix the front plate assembly 3 6 Loosen and remove the screw 2 that fixes the front plate assembly 3 7 Lift the front pla...

Page 70: ...repair procedures Page 70 15 11 18 Version 1 1 R32 Sky Air RZAG M Figure 3 5 Removing the front plate assembly 8 Loosen and remove the screw 1 that fixes the cover 2 9 Remove the cover 1 from the uni...

Page 71: ...mistor fixing plate 2 and gently pull the left side of the thermistor fixing plate 2 until it unlatches 14 Slide the thermistor fixing plate 2 until it detaches from the right side plate 4 15 Turn ove...

Page 72: ...Part 3 Repair 3 3 Unit specific repair procedures Page 72 15 11 18 Version 1 1 R32 Sky Air RZAG M Figure 3 8 Removing the right side plate 1 Thermistor R1T 3 Screw 2 Thermistor fixing plate 4 Right s...

Page 73: ...3 10 Thermistor location on page 74 2 Cut the tie wraps 1 that fix the insulation 3 and the thermistor wire 2 3 Cut the insulation 3 and remove it 4 Pull the clip 5 that fixes the thermistor 6 5 Remov...

Page 74: ...air 3 3 Unit specific repair procedures Page 74 15 11 18 Version 1 1 R32 Sky Air RZAG M Figure 3 10 Thermistor location Installation 1 Proceed in reverse order 1 R1T 4 R4T 2 R2T 5 R5T 3 R3T 6 R6T 2 5...

Page 75: ...B on page 92 6 Connect a nitrogen hose to the outdoor suction service port 7 Attach a hose with core depressor to allow the release of the nitrogen PROCEDURE Removal 1 Cut the 4 way valve pipes 1 2 Re...

Page 76: ...age 67 PROCEDURE Removal 1 Cut the tie wraps that fix the 4 way valve coil wire 2 Unplug the 4 way valve connector from the main PCB 3 Loosen and remove the screw 1 that fixes the 4 way valve coil 2 4...

Page 77: ...he compressor jacket 6 Remove the lower propeller fan refer to Replacing propeller fan blade assembly on page 99 7 Connect a nitrogen hose to the outdoor suction service port 8 Attach a hose with core...

Page 78: ...ressor wiring 3 8 Remove the rubber grommet 6 from the compressor 9 Cut the compressor pipes 1 below the soldered joint 10 Loosen and remove the 3 bolts 5 that fix the compressor 7 11 Remove the compr...

Page 79: ...nit specific repair procedures 15 11 18 Version 1 1 Page 79 R32 Sky Air RZAG M Figure 3 14 Removing compressor 1 Compressor pipe 5 Bolt 2 R2T thermistor 6 Rubber grommet 3 Compressor wiring 7 Compress...

Page 80: ...breaker 3 Remove the propeller fan refer to Replacing propeller fan blade assembly on page 99 PROCEDURE Removal 1 Disconnect the fan connector 1 or 2 2 Cut the tie wraps 3 3 Remove the fan motor cable...

Page 81: ...DURE 1 PHASE Removal 1 Unplug the connectors 2 4 5 2 Remove the wiring from the screw terminals 1 3 1 Upper fan motor connector 6 Partition plate 2 Lower fan motor connector 7 Stop valve mounting plat...

Page 82: ...1 3 Unplug the 4 terminal wires blue black red white fixed at the left side of the PCB at the side of the main PCB 4 Unplug the ground wire 3 at the side of the main PCB 5 Remove the wiring from the...

Page 83: ...in unit with the field supplied circuit breaker 3 Remove plate work when required refer to Basic removal on page 67 4 Recover the refrigerant refer to Refrigerant repair procedures on page 61 5 Remove...

Page 84: ...the 2 expansion valve pipes 1 5 When the solder material is liquid pull the 2 expansion valve pipes 1 6 Cut the nitrogen supply when the piping has cooled down Figure 3 18 Removing expansion valve Ins...

Page 85: ...clockwise to unlock it 2 Remove the expansion valve Y1E motor 1 from the expansion valve Y1E 2 3 Cut all tie wraps that fix the expansion valve motor wiring 4 Unplug the expansion valve motor connecto...

Page 86: ...t 6 Attach a hose with core depressor to allow the release of the nitrogen 7 Remove the solenoid valve coil refer to Replacing solenoid valve coil on page 88 8 Connect a nitrogen hose to the outdoor s...

Page 87: ...8 Version 1 1 Page 87 R32 Sky Air RZAG M Figure 3 21 Removing solenoid valve Installation 1 Wrap a wet rag around the solenoid valve 2 Proceed in reverse order 1 Solenoid valve pipe 2 Solenoid valve W...

Page 88: ...ach a hose with core depressor to allow the release of the nitrogen PROCEDURE Removal 1 Loosen and remove the screw 1 that fixes the solenoid valve coil 2 to the solenoid valve 3 2 Remove the solenoid...

Page 89: ...r suction service port 6 Attach a hose with core depressor to allow the release of the nitrogen PROCEDURE Removal 1 Unplug the high pressure switch connector 2 Cut the tie wrap 3 Cut the high pressure...

Page 90: ...erant refer to Refrigerant repair procedures on page 61 5 Connect a nitrogen hose to the outdoor suction service port 6 Attach a hose with core depressor to allow the release of the nitrogen PROCEDURE...

Page 91: ...Figure 3 24 Removing low pressure switch Installation Figure 3 25 Installation 1 Wrap a wet rag around the low pressure switch 2 Proceed in reverse order 1 High pressure switch 3 Compressor discharge...

Page 92: ...ing from the cable clamp 8 Remove the 2 screws 6 that fix the heat sink with a ring spanner or a wrench socket 9 Remove the screws 3 that fix the main PCB support to the Daikin unit some screws are no...

Page 93: ...ndly strip the Main PCB assembly front 14 Cut the tie wraps that fix the protection sheet remove the protection sheet not visible 15 Cut the tie wrap 9 1 Terminal block 8 Ground wire 2 Connectors 9 Ti...

Page 94: ...n and remove the 2 screws 14 that fix the terminal block Finally strip the Main PCB assembly rear 21 Loosen and remove the 2 screws 1 that fix the wiring 22 Cut the 2 tie wraps 2 that fix the wiring 2...

Page 95: ...that fix the main PCB support to the Daikin unit some screws are not visible 9 Lift and turn the lid 5 to the left 10 Lift the main PCB 1 to release it from the unit 11 Slightly tilt max 15 the main P...

Page 96: ...tion sheet remove the protection sheet 14 Cut the tie wrap 15 Loosen and remove the screws 1 that fix the ground wiring 16 Loosen and remove the screws 2 that fix the 4 terminal wires blue black red w...

Page 97: ...ase front Finally strip the Main PCB assembly rear 19 Unplug the connector 2 20 Unplug the terminal wires 1 21 Remove the wiring from the cable clamps 6 if necessary 22 Unlock the 4 standoffs 5 that f...

Page 98: ...15 11 18 Version 1 1 R32 Sky Air RZAG M Figure 3 30 Stripping the main PCB assembly 3 phase rear Installation 1 Proceed in reverse order 1 Terminal connector 4 Electrical noise filter PCB 3 phase 2 C...

Page 99: ...the Daikin unit with the field supplied circuit breaker PROCEDURE Removal 1 Loosen and remove the 4 nuts 1 that fix the air discharge grill 2 2 Press A the 2 latches to release the air discharge gril...

Page 100: ...ESIE17 08 Part 3 Repair 3 3 Unit specific repair procedures Page 100 15 11 18 Version 1 1 R32 Sky Air RZAG M 1 Nut 4 Propeller fan 2 Air discharge grill 5 Fan motor 3 Nut...

Page 101: ...s filters inside the piping and is basically the same phenomenon as pump down Pressure differential between high and low pressure becomes low Indoor unit 101 Outdoor unit 102 Cooling Heating Different...

Page 102: ...nd running current Water in the refrigerant freezes inside the electronic expansion valve and is basically the same phenomenon as pump down Dirt in the refrigerant clogs filters inside the piping and...

Page 103: ...RZAG M Part 5 Appendix This part contains the following chapters Field setting 105 Detailed information setting mode 111 Wiring diagram 119 Piping diagram 124 Component overview of unit 125 Product s...

Page 104: ...ESIE17 08 Part 5 Appendix Page 104 15 11 18 Version 1 1 R32 Sky Air RZAG M...

Page 105: ...n the case of group total setting this operation is not needed In the case of individual setting per indoor unit current settings are displayed And Second Code No means no function 5 Highlight Second...

Page 106: ...ing changes repeat 3 to 7 9 After all setting changes are completed press Cancel button twice 10 Backlight goes out and Connection under check Please wait for a moment is displayed for initialization...

Page 107: ...or at least 4 s during normal mode to enter the Field setting mode 2 Press the MODE button to select the desired Mode No 3 Press the UP button to select the First code No 4 Press the DOWN button to se...

Page 108: ...ations Standard factory setting Slightly up Up 1 Selection of airflow direction 4 way flow factory setting 3 way flow 2 Flap moving in the swing mode All 4 flaps synchronized Two opposite flaps synchr...

Page 109: ...ess and hold the BS1 button for 5 seconds to activate Mode 2 No Setting item No Setting item 0 Indication of low noise 14 Outdoor fan speed step 1 Indication of demand operation 15 Inverter output Hz...

Page 110: ...pacity preceding Refer to Quiet Low Noise Oper ation on page 113 1 Automatic low noise start and stop time 22h00 06h00 22h00 08h00 Factory 20h00 08h00 Refer to Quiet Low Noise Oper ation on page 113 2...

Page 111: ...k mode settings 2 0 2 OFF factory set 0 ON 1 3 Demand 2 setting out 2 0 3 50 1 40 factory set 2 30 3 11 TeS lower limit settings 2 1 1 L 0 C 1 M 2 C 2 H 4 C factory set 3 HH 6 C 4 28 Refrigerant recov...

Page 112: ...air temperature 2 6 0 47 factory set 1 48 2 49 3 50 4 61 Coefficient F TcS lower limit depending on outdoor air temperature 2 6 1 43 factory set 1 44 2 45 3 46 4 62 Coefficient G TcS lower limit depen...

Page 113: ...tion can also be activated from the optional PCB Quiet low noise operation will start when the contact on LNOP COM is closed and will remain active as long as the contact is closed No field setting on...

Page 114: ...ower consumption limitation set to 40 Demand 3 Forced thermostat OFF 5 2 3 3 Setting for Low Humidity Application Can be set when using the RZAG L units for year round cooling in low humidity applicat...

Page 115: ...0 minutes accumulated Change target Te 5 C Te 1 C for 30 minutes accumulated Change target Te 8 C See graph 1 See graph 2 See graph 3 Freeze protection function Start Te 1 C for 40 minutes accumulated...

Page 116: ...humidity application is selected Field setting 16 26 2 03 Outdoor Temp C DB Indoor Temp C WB 11 14 16 18 19 20 22 24 Capacity of standard point 15 0 62 0 76 0 86 0 95 1 00 1 02 1 07 1 11 10 0 62 0 76...

Page 117: ...78 0 95 1 01 1 06 1 16 1 26 15 0 51 0 68 0 78 0 95 1 01 1 06 1 16 1 24 20 0 51 0 68 0 78 0 95 1 01 1 06 1 16 1 21 25 0 51 0 68 0 78 0 95 1 00 1 06 1 13 1 18 30 0 51 0 68 0 78 0 95 1 00 1 05 1 10 1 14...

Page 118: ...s at longest Hp High pressure Tb Heat exchanger distributor pipe temperature Tm Intermediate heat exchanger temperature OFF A Hz ON ON OFF ON ON OFF ON ON 0 Hz 150 pls 480 pls 0 pls 5 60 sec 0 pls 5 s...

Page 119: ...H3P A6P LED filtersign red Field supply H4P A6P LED defrost orange H5P A6P LED element cleaning red Symbols H6P A6P LED ventilation cleaning green X1M Main terminal KCR A7P Magnetic relay Earth wiring...

Page 120: ...R V2R A1P Diode module F6U A1P Fuse T 6 3 A 250 V V3R V5R A1P IGBT power module F7U A1P Fuse T 5 A 250 V X1M Terminal strip F8U F9U Fuse T 1 A 250 V Y1E Y3E Electronic expansion valve HAP A1P Light em...

Page 121: ...V1D A1P Diode F6U A1P Fuse T 5 A 250 V V R A1P Diode module HAP A1P Light emitting diode service monitor is green X A A1P Connector K1R A1P Magnetic relay Y1S X1M Terminal strip K2R A1P Magnetic rela...

Page 122: ...A1P Fuse T 6 3 A 250 V U V W A1P Connector F6U A1P Fuse T 5 A 250 V V1D A1P Diode F8 9U Fuse F 1 A 250 V V R A1P Diode module HAP A1P Light emitting diode service monitor is green X1M Terminal strip...

Page 123: ...le F7U A2P Fuse T 6 3 A 250 V X A A1 2P Connector F8U A2P Fuse T 6 3 A 250 V X1M Terminal strip F9 10U Fuse F 1 A 250 V Y1E Y3E Electronic expansion valve HAP A1P Light emitting diode service monitor...

Page 124: ...ection c Filter d Distributor e Heat exchanger a Field piping liquid 09 5 flare connection l Check valve b Field piping gas 015 9 flare connection m 4 way valve c Stop valve n Capillary tube d Filter...

Page 125: ...ion 1 1 Page125 5 5 Component overview of unit 5 5 1 Indoor unit Figure 5 8 Components overview indoor unit a Switch box d Drain pipe connection VP25 g Fan motor b Gas pipe connection e Drain pump h H...

Page 126: ...H A Automatic high pressure switch not visible see figure 3 23 Removing high pressure switch on page 89 e Liquid receiver S1PL Low pressure switch not visible see figure 3 24 Removing low pressure swi...

Page 127: ...an e Liquid receiver S1PH A Automatic high pressure switch not visible see figure 3 23 Removing high pressure switch on page 89 f Stop valve with service port liquid S1PL Low pressure switch not visib...

Page 128: ...ass PCB Specific Outdoor unit M1C Motor compressor X502A X502A A1P M1F Motor upper fan X106A X106A A1P M2F Motor lower fan X107A A1P S1PH A Automatic high pressure switch X32A X32A A1P S1PH M Manual h...

Page 129: ...08 Part 5 Appendix 5 7 Switch box R32 Sky Air RZAG M 15 11 18 Version 1 1 Page129 5 7 Switch box 5 7 1 Indoor unit Not applicable 5 7 2 Outdoor unit Not applicable 5 8 Field information report See nex...

Page 130: ...ESIE17 08 Part 5 Appendix 5 8 Field information report R32 Sky Air RZAG M Page 130 15 11 18 Version 1 1...

Page 131: ...information is required Please fill out the following form before contacting your distributor FIELD INFORMATION REPORT Key person info Name Company name Your contact details Phone number E mail addres...

Page 132: ...1P Software version hydro PCB A5P Software version user interface Software version outdoor PCB Minimum water volume Maximum water volume Brine composition and mixture Brine freeze up temperature Space...