Daikin Perfera ARXM25A Service Manual
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Daikin Perfera ARXM25A Service Manual

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RXM20~50A
ARXM25~50A
FTXM20~50A
ATXM20~50A
CTXM15A
draft – 21/12/2023 13:09
Service manual
Perfera R32

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Summary of Contents for Daikin Perfera ARXM25A

  • Page 1 Service manual Perfera R32 RXM20~50A ARXM25~50A FTXM20~50A ATXM20~50A CTXM15A draft – 21/12/2023 13:09...
  • Page 2 The present publication is drawn up by way of information only and does not constitute an offer binding upon Daikin Europe N.V.. Daikin Europe N.V. has compiled the content of this publication to the best of its knowledge. 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.
  • Page 3 Version log Version log Version code Description Date ESIE23-06 Document release December 2023 RXM20~50A + ARXM25~50A + FTXM20~50A + ATXM20~50A + CTXM15A Service manual Split Perfera ZETA R32 ESIE23-06 – 2023.12 draft – 21/12/2023 13:09...

  • Page 4: Table Of Contents

    Table of Contents Table of Contents 1 Safety precautions Meaning of warnings and symbols..........................Dangers ................................... Warnings ..................................Cautions ..................................13 Notices .................................... 13 2 General operation 3 Troubleshooting To display the error code on the wireless remote controller..................15 To reset the error code via remote controller .......................
  • Page 5 Table of Contents 4.1.2 Repair procedures ............................52 Refrigerant circuit ................................53 4.2.1 Checking procedures ............................53 4.2.2 Repair procedures ............................58 External factors ................................62 4.3.1 Checking procedures ............................62 5 Maintenance To clean the outdoor unit heat exchanger........................64 To clean the indoor unit heat exchanger ........................

  • Page 6: Safety Precautions

    Safety precautions 1 Safety precautions The precautions described in this document cover very important topics, follow them carefully. All activities described in the service manual must be performed by an authorized person. If you are NOT sure how to install, operate or service the unit, contact your dealer. In accordance with the applicable legislation, it might be necessary to provide a logbook with the product containing at least: information on maintenance, repair work, results of tests, stand-by periods, …...

  • Page 7: Dangers

    WARNING Improper installation or attachment of equipment or accessories could result in electrical shock, short-circuit, leaks, fire or other damage to the equipment. ONLY use accessories, optional equipment and spare parts made or approved by Daikin unless otherwise specified. WARNING...
  • Page 8 WARNING Make sure installation, testing and applied materials comply with applicable legislation (on top of the instructions described in the Daikin documentation). WARNING Make sure the work site environment is clean and safe to work in. Beware of spilled fluids, like water, oil or other substances.
  • Page 9 Safety precautions WARNING Make sure the total refrigerant charge is in accordance with the room size in which the unit is installed: please consult the detailed instructions on charging and allowed room sizes in the installation manual. WARNING ▪ NEVER mix different refrigerants or allow air to enter the refrigerant system. ▪...
  • Page 10 Safety precautions WARNING ▪ In order to prevent oxygen deficiency and R32 combustion, keep the room well- ventilated for a healthy work environment. Do NOT work in a confined space. If a refrigerant leak is detected in a confined room or an inadequately ventilated location, do NOT start the work until the area has been ventilated appropriately.
  • Page 11 Safety precautions WARNING ▪ The area MUST be checked with an appropriate refrigerant detector prior to and during work, to ensure the technician is aware of potentially toxic or flammable atmospheres. ▪ Ensure that the leak detection equipment being used is suitable for use with all applicable refrigerants, i.e.
  • Page 12 Safety precautions WARNING Provide adequate measures to prevent that the unit can be used as a shelter by small animals. Small animals that make contact with electrical parts can cause malfunctions, smoke or fire. WARNING Prior to start working on systems containing flammable refrigerant, safety checks are necessary to ensure that the risk of ignition is minimised.

  • Page 13: Cautions

    Safety precautions 1.4 Cautions CAUTION Wear adequate personal protective equipment (protective gloves, safety glasses,…) when installing, maintaining or servicing the system. CAUTION To avoid injury, do NOT touch the air inlet or aluminium fins of the unit. CAUTION ▪ Do NOT place any objects or equipment on top of the unit. ▪...

  • Page 14: General Operation

    General operation 2 General operation The Split Perfera ZETA is typically used for cooling or heating in residential applications. The medium which is used to transfer the heat from inside to outside or vice versa, is refrigerant R32. a Compressor b Indoor heat exchanger c Expansion valve d Outdoor heat exchanger...

  • Page 15: Troubleshooting

    Troubleshooting 3 Troubleshooting 3.1 To display the error code on the wireless remote controller 1 Hold for about 5 seconds. Result: blinks in the temperature display section. 2 Press repeatedly until a continuous beep is heard. Result: The code is now displayed on the display. INFORMATION ▪...

  • Page 16: Error Based Troubleshooting

    Troubleshooting 3 Press , select and press Result: Test run operation will stop automatically after about 30 minutes. 4 To stop operation sooner, press 3.5 Error based troubleshooting 3.5.1 A1-00 – PCB abnormality Trigger Effect Reset The system CANNOT set Unit will stop operating. Power reset via outdoor the internal settings.

  • Page 17: A5-00 - Outdoor Unit: High Pressure Peak Cut / Freeze Protection Problem

    Troubleshooting 3.5.2 A5-00 – Outdoor unit: High pressure peak cut / freeze protection problem Trigger Effect Reset During cooling operation, Unit will stop operating. Automatic reset when indoor heat exchanger temperature is within temperature is below 0°C range. (freeze‑up protection control).

  • Page 18: Streamer Unit Abnormality

    Troubleshooting To solve the error code INFORMATION It is recommended to perform the checks in the listed order. 1 Perform a check of the indoor unit main PCB. See Indoor unit PCB. Possible cause: Faulty indoor unit main PCB. 2 Perform a check of the indoor unit fan motor. See Indoor unit fan motor. Possible cause: Faulty indoor unit fan motor.

  • Page 19: C9-00 - Room Thermistor Abnormality

    Troubleshooting 1 Perform a check of the indoor unit heat exchanger thermistor. See Thermistors. Possible cause: Faulty indoor unit heat exchanger thermistor. 2 Perform a check of the indoor unit main PCB. See Indoor unit PCB. Possible cause: Faulty indoor unit main PCB. INFORMATION If all procedures listed above have been performed and the problem is still present, contact the helpdesk.

  • Page 20: E3-00 - Outdoor Unit: Actuation Of High Pressure Switch

    Troubleshooting Possible cause: ▪ Faulty or disturbance of the power supply (power supply MUST be within range of nominal operating voltage ±4%), ▪ Power drop, ▪ Short circuit. 3 Perform a check of the outdoor unit fan motor. See Outdoor unit fan motor. Possible cause: Faulty outdoor unit fan motor.

  • Page 21: E5-00 - Outdoor Unit: Overheat Of Inverter Compressor Motor

    Troubleshooting INFORMATION It is possible to analyse the data history by DCS. To judge if there is refrigerant overcharge, clogged refrigerant circuit, …. 1 Check that all stop valves of the refrigerant circuit are open. See "4.2 Refrigerant circuit" [  53]. Possible cause: Closed stop valve in the refrigerant circuit. 2 Perform a check of the high pressure switch.

  • Page 22: E6-00 - Outdoor Unit: Compressor Startup Defect

    Troubleshooting Possible cause: Faulty discharge pipe thermistor or connector fault. 3 Perform a check of the outdoor unit fan motor. See Outdoor unit fan motor. Possible cause: Faulty outdoor unit fan motor. 4 Perform a check of the compressor. See Compressor. Possible cause: Faulty compressor or miswiring of the compressor power supply cable.

  • Page 23: E7-00 - Outdoor Unit: Malfunction Of Outdoor Unit Fan Motor

    Troubleshooting Possible cause: Clogged refrigerant circuit. 4 Check if the refrigerant circuit is correctly charged. See "4.2  Refrigerant circuit" [  53]. Possible cause: Refrigerant overcharge or shortage. 5 Check for the presence of non‑condensables and/or humidity in the refrigerant circuit. See "4.2 Refrigerant circuit" [  53].

  • Page 24: E8-00 - Outdoor Unit: Power Input Overvoltage

    Troubleshooting 3.5.12 E8-00 – Outdoor unit: Power input overvoltage Trigger Effect Reset Compressor running Unit will stop operating. Manual reset via user current exceeds standard interface. value for 2.5 seconds. To solve the error code INFORMATION It is recommended to perform the checks in the listed order. INFORMATION It is possible to analyse the data history by DCS.

  • Page 25: F3-00 - Outdoor Unit: Malfunction Of Discharge Pipe Temperature

    Troubleshooting INFORMATION It is possible to analyse the data history by DCS. To know the temperature data on both heat exchangers. To trigger the error code: ▪ In cooling mode; Indoor heat exchanger temperature is higher than outdoor heat exchanger temperature. ▪...

  • Page 26: F6-00 - Outdoor Unit: Abnormal High Pressure In Cooling

    Troubleshooting To solve the error code INFORMATION It is recommended to perform the checks in the listed order. 1 Check that all stop valves of the refrigerant circuit are open. See "4.2 Refrigerant circuit" [  53]. Possible cause: Closed stop valve in the refrigerant circuit. 2 Check if the refrigerant circuit is correctly charged.

  • Page 27: F8-00 - System Shutdown Due To Compressor Internal Temperature Abnormality

    Troubleshooting 3 Perform a check of the heat exchanger thermistor. See Thermistors. Possible cause: Faulty heat exchanger thermistor. 4 Perform a check of the expansion valve. See Expansion valve. Possible cause: Faulty expansion valve. 5 Perform a check of the main PCB. See Main PCB. Possible cause: Faulty main PCB.

  • Page 28: H0-00 - Outdoor Unit: Voltage/Current Sensor Problem

    Troubleshooting Possible cause: Faulty discharge pipe thermistor or connector fault. INFORMATION If all procedures listed above have been performed and the problem is still present, contact the helpdesk. 3.5.17 H0-00 – Outdoor unit: Voltage/current sensor problem Trigger Effect Reset Compressor voltage (DC) Unit will stop operating.

  • Page 29: H3-00 - Outdoor Unit: Malfunction Of High Pressure Switch

    Troubleshooting 3.5.18 H3-00 – Outdoor unit: Malfunction of high pressure switch Trigger Effect Reset High pressure switch is Unit will stop operating. Manual reset via user activated when interface. compressor is off. To solve the error code INFORMATION It is recommended to perform the checks in the listed order. 1 Perform a check of the high pressure switch.

  • Page 30: H8-00 - Outdoor Unit: Malfunction Of Compressor Input System

    Troubleshooting 3 Check that all stop valves of the refrigerant circuit are open. See "4.2 Refrigerant circuit" [  53]. Possible cause: Closed stop valve in the refrigerant circuit. 4 Check if the refrigerant circuit is clogged. See "4.2 Refrigerant circuit" [  53]. Possible cause: Clogged refrigerant circuit. 5 Check if the refrigerant circuit is correctly charged.

  • Page 31: H9-00 - Outdoor Unit: Malfunction Of Outdoor Air Thermistor

    Troubleshooting INFORMATION If all procedures listed above have been performed and the problem is still present, contact the helpdesk. 3.5.21 H9-00 – Outdoor unit: Malfunction of outdoor air thermistor Trigger Effect Reset Outdoor air thermistor Unit will stop operating. Manual reset via user input is out of range.

  • Page 32: J6-00 - Outdoor Unit: Malfunction Of Heat Exchanger Thermistor

    Troubleshooting 3.5.23 J6-00 – Outdoor unit: Malfunction of heat exchanger thermistor Trigger Effect Reset Outdoor heat exchanger Unit will stop operating. Manual reset via user thermistor input is out of interface. range. To solve the error code INFORMATION It is recommended to perform the checks in the listed order. 1 Perform a check of the heat exchanger thermistor.

  • Page 33: L4-00 - Outdoor Unit: Malfunction Of Inverter Radiating Fin Temperature Rise

    Troubleshooting 3.5.25 L4-00 – Outdoor unit: Malfunction of inverter radiating fin temperature rise Trigger Effect Reset Radiating fin thermistor Unit will stop operating. Manual reset via user measures a too high interface. temperature. To solve the error code INFORMATION It is recommended to perform the checks in the listed order. 1 Perform a check of the outdoor unit fan motor.
  • Page 34 Troubleshooting To solve the error code INFORMATION It is recommended to perform the checks in the listed order. 1 Check that all stop valves of the refrigerant circuit are open. See "4.2 Refrigerant circuit" [  53]. Possible cause: Closed stop valve in the refrigerant circuit. 2 Check if the refrigerant circuit is clogged.

  • Page 35: P4-00 - Outdoor Unit: Malfunction Of Radiating Fin Temperature Sensor

    Troubleshooting 3.5.27 P4-00 – Outdoor unit: Malfunction of radiating fin temperature sensor Trigger Effect Reset Radiating fin thermistor Unit will stop operating. Manual reset via user input is out of range. interface. To solve the error code INFORMATION It is recommended to perform the checks in the listed order. 1 Perform a check of the main PCB.

  • Page 36: U2-00 - Outdoor Unit: Defect Of Power Supply Voltage

    Troubleshooting Possible cause: Faulty compressor or miswiring of the compressor power supply cable. 7 Perform a check of the expansion valve. See Expansion valve. Possible cause: Faulty expansion valve. 8 Check for leaks in the refrigerant circuit. Look for oil traces on the unit(s). Check the brazing points on the field piping.

  • Page 37: U4-00 - Indoor/Outdoor Unit Communication Problem

    Troubleshooting INFORMATION If all procedures listed above have been performed and the problem is still present, contact the helpdesk. 3.5.30 U4-00 – Indoor/outdoor unit communication problem Trigger Effect Reset Communication failure Unit will stop operating. Power reset via outdoor between outdoor and unit.

  • Page 38: Indoor Unit, Outdoor Unit Mismatching Problem

    Troubleshooting INFORMATION If all procedures listed above have been performed and the problem is still present, contact the helpdesk. 3.5.31 UA-00 – Indoor unit, outdoor unit mismatching problem Trigger Effect Reset Signal transmission Unit will stop operating. Power reset via outdoor between outdoor and unit.
  • Page 39 Troubleshooting To solve the error code INFORMATION It is recommended to perform the checks in the listed order. INFORMATION It is possible to analyse the data history by DCS. To check if there are A5, U0, and UA errors on other units. 1 Check all other indoor units for the following error codes.

  • Page 40: Symptom Based Troubleshooting

    Troubleshooting 3.6 Symptom based troubleshooting 3.6.1 Operation does not start Check Detail Possible to be checked by DCS Residential When the operation lamp is off, there is a ▪ Is the power supply breaker ON? power failure. ▪ Do other electrical appliances work? Check the power supply.

  • Page 41: Operation Starts But The Unit Does Not Cool/Heat

    Troubleshooting Check Detail Possible to be checked by DCS Residential Check the outdoor temperature. ▪ Heating operation cannot be used when the outdoor temperature is 18°C  WB or higher. ▪ Cooling operation cannot be used when the outdoor temperature is below −10°C DB.
  • Page 42 Troubleshooting Check Detail Possible to be checked by DCS Residential Check for refrigerant shortage Diagnosis by service port pressure and operating current . ▪ Is the unit filled with the specified refrigerant volume? ▪ Is there a flushing noise due to refrigerant shortage? If the difference between room air and indoor heat exchanger temperature is less...

  • Page 43: Operating Noise And Vibrations

    Troubleshooting Check Detail Possible to be checked by DCS Residential Check the defrost operation ferquency in Check if the defrost operation frequency is Heat mode normal according to the outdoor ambient See details on the left. temperature and outdoor heat exchanger temperature (Values depend on the models).

  • Page 44: Abnormal High Pressure

    Troubleshooting Check Detail Possible to be checked by DCS Residential Check for refrigerant shortage Diagnosis by service port pressure and operating current . ▪ Is the unit filled with the specified refrigerant volume? ▪ Is there a flushing noise due to refrigerant shortage? If the difference between room air and indoor heat exchanger temperature is less...

  • Page 45: Abnormal Low Pressure

    Troubleshooting Check item Detail Possible to be checked by DCS Residential Check for refrigerant overcharge. Check both heat exchanger temperatures. If evaporator and condenser temperatures See details on the left are too high, there might be overcharge. Loud squealing might be heard due to the excess pressure in the pipes.
  • Page 46 Troubleshooting In cooling mode Check item Detail Possible to be checked by DCS Residential Does the indoor unit fan run normally? Visual inspection Check if the air filter/heat exchanger is Check if the air filter/heat exchanger is clogged. clean by visual inspection. If the difference between room air temperature and the indoor heat See details on the left.

  • Page 47: Indoor Fan Starts Operating But The Compressor Does Not Operate

    Troubleshooting Check item Detail Possible to be checked by DCS Residential Is there clogging before or after the ▪ Check if there is a temperature difference expansion valve (capillary)? before after expansion valve (capillary). ▪ Check if the main valve unit of expansion valve operates (by noise, vibration).

  • Page 48: Operation Starts And The Unit Stops Immediately

    Troubleshooting Check Detail Possible to be checked by DCS Residential Check the compressor. ▪ Defective contact. ▪ Defective compressor. ▪ Defective protection thermostat. Check the outdoor temperature. ▪ Heating operation cannot be used when the outdoor temperature is 18°C  WB or higher.

  • Page 49: Operation Stops, Unit Cannot Start For A While

    Troubleshooting 3.6.9 Operation stops, unit cannot start for a while Check Detail Possible to be checked by DCS Residential Check if standby function is activated. ▪ Compressor delay timer is counting. ▪ Wait for minimum 3 minutes. Check the power supply. ▪...

  • Page 50: Humidifying Problem

    ▪ Short circuit flow caused insufficient installation space. Check the installation. ▪ Is the proper humidification hose, specified by Daikin, used? ▪ Breakage blockage humidification hose. ▪ Is the length of the humidification hose correct (within specified length)? ▪ Is setting correct for the humidification...

  • Page 51: Third Party Components

    Third party components 4 Third party components 4.1 Electrical circuit 4.1.1 Checking procedures To check the power supply of the unit Prerequisite: Stop the unit operation via the user interface. Prerequisite: Turn OFF the respective circuit breaker. Prerequisite: Remove the required plate work, see Plate work. 1 Check that the power supply cables and earth connection are firmly fixed to the power supply terminal X1M.

  • Page 52: Repair Procedures

    Third party components 6 Check the power supply to the unit, see "4.1.1 Checking procedures" [  51]. Does the unit receive power? Action Correct the wiring from the main power supply terminal to the indoor unit power supply terminal, see "4.1.2 Repair procedures" [  52].

  • Page 53: Refrigerant Circuit

    Third party components To correct the wiring from the main power supply terminal to the indoor unit power supply terminal Prerequisite: Stop the unit operation via the user interface. Prerequisite: Turn OFF the respective circuit breaker. Prerequisite: Remove the required plate work, see Plate work. 1 Make sure that all wires are firmly and correctly connected, see "6.2 ...
  • Page 54 Third party components 2 Check if the stop valves are completely open. The refrigerant circuit stop valves are Action open? Return to the troubleshooting of the specific error and continue with the next procedure. Open the stop valves of the refrigerant circuit, see "4.2.2 Repair procedures" [...
  • Page 55 Third party components Temperature drop found? Action Return to the troubleshooting of the specific error and continue with the next procedure. To check if the refrigerant circuit is correctly charged Due to the relationship to pressure control and electronic expansion valve control, the amount of refrigerant needs to be examined according to operating conditions.
  • Page 56 Third party components Heating The electronic expansion valve is closed due to the overload control. Frequency comes to the minimum level. (High pressure is High maintained at a pressure constant level.) High pressure drops or rises immediately after the pressure overload control is complete.
  • Page 57 Third party components Heating The opening degree of the electronic expansion valve becomes larger. The electronic expansion valve fully opens and frequency increases. Discharge pipe or low pressure drooping control. High Frequency comes to pressure the minimum level. (High pressure is maintained at a constant level.) pressure...

  • Page 58: Repair Procedures

    Third party components Is the pressure in the refrigerant circuit Action correct? Return to the troubleshooting of the specific error and continue with the next procedure. Replace the leaking part of the refrigerant circuit, see "4.2.2 Repair procedures" [  58]. To check if the refrigerant field piping is compliant with the regulations 1 Check if the refrigerant field piping is compliant with the regulations.
  • Page 59 Third party components To replace the clogged/leaking part of the refrigerant circuit 1 See the correct procedure for the component that needs to be repaired. See also "Repair information" [  60] for more details. Is the problem solved? Action No further actions required. Return to the troubleshooting of the specific error and continue with the next procedure.
  • Page 60 Third party components To add refrigerant 1 See the installer reference guide for the correct procedure. Is the problem solved? Action No further actions required. Return to troubleshooting of the specific error and continue with the next procedure. Repair information Refrigerant piping handling ▪...
  • Page 61 Third party components CAUTION Some outdoor units are equipped with a low pressure switch to protect the compressor by switching it off. NEVER short‑circuit the low pressure switch during pump down operation. 1 Remove the refrigerant connection cover, see Plate work. 2 Remove the cap from the stop valves.

  • Page 62: External Factors

    Third party components ▪ After stopping the vacuum pump, the absolute pressure MUST be kept below 270  Pa for at least 30  minutes, without a significant increase of pressure. If pressure increases significantly, this is an indication of the presence of moisture in the system.
  • Page 63 Third party components To check the required space around the outdoor unit heat exchanger 1 Check if the space around the outdoor unit heat exchanger is sufficient. See the installation manual for the required space specifications. Adjust as needed. Is the problem solved? Action No further actions required.

  • Page 64: Maintenance

    General maintenance/inspection checklist. Next to the maintenance instructions in this chapter, a general maintenance/inspection checklist is also available on the Daikin Business Portal (authentication required). The general maintenance/inspection checklist is complementary to the instructions in this chapter and can be used as a guideline and reporting template during maintenance.

  • Page 65: To Clean The Indoor Unit Heat Exchanger In Extreme Condition

    Maintenance 5.3 To clean the indoor unit heat exchanger in extreme condition When cleaning the indoor unit heat exchanger (contaminated by cooking oil, …), make sure to: ▪ Use proper field supply cleaning agent which is suitable for cleaning heat exchangers and drain pans.

  • Page 66: To Clean The Front Panel

    Maintenance 5.5 To clean the front panel 1 Clean the front panel with a soft cloth. If it is difficult to remove stains, use water or a neutral detergent. 5.6 To clean the air filters 1 Push the tab at the centre of each air filter, then pull it down. 2 Pull out the air filters.

  • Page 67: To Clean The Titanium Apatite Deodorising Filter And The Silver Particle Filter (Ag-Ion Filter)

    Maintenance INFORMATION ▪ If the dust does NOT come off easily, wash them with a neutral detergent diluted in lukewarm water. Dry the air filters in the shade. ▪ It is recommended to clean the air filters every 2 weeks. Is the problem solved? Action No further actions required.

  • Page 68: To Replace The Titanium Apatite Deodorising Filter And The Silver Particle Filter (Ag-Ion Filter)

    Maintenance 5.8 To replace the titanium apatite deodorising filter and the silver particle filter (Ag-ion filter) INFORMATION Replace the filter every 3 years. 1 Remove the filter from the tabs of the filter frame and replace the filter with a new one.

  • Page 69: Technical Data

    Technical data 6 Technical data 6.1 Detailed information setting mode 6.1.1 Detailed information setting mode: Indoor unit See the installer reference guide on business portal for more information. 6.1.2 Detailed information setting mode: Outdoor unit See the installer reference guide on business portal for more information. 6.1.3 Detailed information setting mode: Remote controller See the installer reference guide on business portal for more information.

  • Page 70: Wiring Diagram

    Technical data 6.2 Wiring diagram 6.2.1 Wiring diagram: Indoor unit Unified wiring diagram legend For applied parts and numbering, refer to the wiring diagram on the unit. Part numbering is by Arabic numbers in ascending order for each part and is represented in the overview below by "*"...
  • Page 71 Technical data Symbol Meaning Heater FU*, F*U, (for characteristics, refer to Fuse PCB inside your unit) Connector (frame ground) Harness H*P, LED*, V*L Pilot lamp, light emitting diode Light emitting diode (service monitor green) HIGH VOLTAGE High voltage Intelligent eye sensor IPM* Intelligent power module K*R, KCR, KFR, KHuR, K*M...
  • Page 72 Technical data Symbol Meaning Float switch S*NG Refrigerant leak detector S*NPH Pressure sensor (high) S*NPL Pressure sensor (low) S*PH, HPS* Pressure switch (high) S*PL Pressure switch (low) Thermostat S*RH Humidity sensor S*W, SW* Operation switch SA*, F1S Surge arrester SR*, WLU Signal receiver Selector switch SHEET METAL...
  • Page 73 Technical data Wiring diagram INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit. Correct diagrams are supplied with the unit and can also be found in the technical data book. RXM20~50A + ARXM25~50A + FTXM20~50A + ATXM20~50A + CTXM15A Service manual Split Perfera ZETA R32 ESIE23-06 –...

  • Page 74: Wiring Diagram: Outdoor Unit

    Technical data 6.2.2 Wiring diagram: Outdoor unit Unified wiring diagram legend For applied parts and numbering, refer to the wiring diagram on the unit. Part numbering is by Arabic numbers in ascending order for each part and is represented in the overview below by "*" in the part code. Symbol Meaning Symbol...
  • Page 75 Technical data Symbol Meaning FU*, F*U, (for characteristics, refer to Fuse PCB inside your unit) Connector (frame ground) Harness H*P, LED*, V*L Pilot lamp, light emitting diode Light emitting diode (service monitor green) HIGH VOLTAGE High voltage Intelligent eye sensor IPM* Intelligent power module K*R, KCR, KFR, KHuR, K*M...
  • Page 76 Technical data Symbol Meaning S*NG Refrigerant leak detector S*NPH Pressure sensor (high) S*NPL Pressure sensor (low) S*PH, HPS* Pressure switch (high) S*PL Pressure switch (low) Thermostat S*RH Humidity sensor S*W, SW* Operation switch SA*, F1S Surge arrester SR*, WLU Signal receiver Selector switch SHEET METAL Terminal strip fixed plate...
  • Page 77 Technical data ARXM25+35A + RXM20~35A INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit. Correct diagrams are supplied with the unit and can also be found in the technical data book. 4D147369-1 RXM42A INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit.
  • Page 78 Technical data ARXM50A + RXM50A INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit. Correct diagrams are supplied with the unit and can also be found in the technical data book. 3D130906-1A RXM20~50A + ARXM25~50A + FTXM20~50A + ATXM20~50A + CTXM15A Service manual Split Perfera ZETA R32 ESIE23-06 –...

  • Page 79: Piping Diagram

    Technical data 6.3 Piping diagram 6.3.1 Piping diagram: Indoor unit CTXM15A + ATXM20+25A + FTXM20+25A INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit. Correct diagrams are supplied with the unit and can also be found in the technical data book.
  • Page 80 Technical data ATXM35A + FTXM35A INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit. Correct diagrams are supplied with the unit and can also be found in the technical data book. a Field piping (liquid: Ø6.4 mm flare connection) b Field piping (gas: Ø9.5 mm flare connection) c Crossflow fan d Heat exchanger...
  • Page 81 Technical data FTXM42A INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit. Correct diagrams are supplied with the unit and can also be found in the technical data book. a Field piping (liquid: Ø6.4 mm flare connection) b Field piping (gas: Ø9.5 mm flare connection) c Crossflow fan d Heat exchanger...
  • Page 82 Technical data ATXM50A + FTXM50A INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit. Correct diagrams are supplied with the unit and can also be found in the technical data book. 12.7 a Field piping (liquid: Ø6.4 mm flare connection) b Field piping (gas: Ø12.7 mm flare connection) c Crossflow fan d Heat exchanger...

  • Page 83: Piping Diagram: Outdoor Unit

    Technical data 6.3.2 Piping diagram: Outdoor unit ARXM25+35A + RXM20~35A INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit. Correct diagrams are supplied with the unit and can also be found in the technical data book.
  • Page 84 Technical data RXM42A INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit. Correct diagrams are supplied with the unit and can also be found in the technical data book. S1PH a Field piping (liquid: Ø6.4 mm M1C Compressor flare connection) b Field piping (gas: Ø9.5 mm flare...
  • Page 85 Technical data ARXM50A + RXM50A INFORMATION The diagrams shown in this manual may be incorrect due to changes/updates to the unit. Correct diagrams are supplied with the unit and can also be found in the technical data book. S1PH a Field piping (liquid: Ø6.4 mm M1C Compressor flare connection) b Field piping (gas: Ø12.7 mm...

  • Page 86: Field Information Report

    Technical data 6.4 Field information report See next page. RXM20~50A + ARXM25~50A + FTXM20~50A + ATXM20~50A + CTXM15A Service manual Split Perfera ZETA R32 ESIE23-06 – 2023.12 draft – 21/12/2023 13:09...
  • Page 87 In case a problem occurred on the unit which could not be resolved by using the content of this service manual or in case you have a problem which could be resolved but of which the manufacturer should be notified, we advise you to contact your distributor.
  • Page 88 Application information Application (house, apartment, office,…): New project or reimbursement: Heat emitters (radiators / under floor heating / fan coils /…): Hydraulic layout (simple schematic): Unit / Installation information Model name: Serial number: Installation / commissioning date: Software version hydro PCB A1P Software version hydro PCB A5P Software version user interface: Software version outdoor PCB:...

  • Page 89: Service Tools

    Technical data 6.5 Service tools 1 For an overview of the available service tools, check the Daikin Business Portal (authentication required). 2 Go to the tab After-sales support on the left navigation pane and select Technical support. 3 Click the button Service tools. An overview of the available service tools for the different products is shown.

  • Page 90: Field Settings

    Technical data 6.6 Field settings 6.6.1 Field settings: Indoor unit To retrieve and set the field settings Via the wireless remote controller Prerequisite: Stop operation of the unit. 1 Press , and simultaneously. 2 Press 3 Select SU. 4 Press to confirm.
  • Page 91 Technical data Overview of field settings for indoor units The overview lists all possible settings for the indoor units. Bold content is default setting. Mode Description function Setting Description selection residential Suspend (Reduce the standby power consumption) Read/Write Setting in DCS: 0: ON 1: OFF...

  • Page 92: Field Settings: Outdoor Unit

    Technical data 6.6.2 Field settings: Outdoor unit To set the facility settings Class 20~42 units INFORMATION These settings are only to be used for facilities such as equipment or computer rooms and never in a residence or office with people. Prerequisite: Stop the unit operation via the user interface.
  • Page 93 Technical data INFORMATION The outdoor unit will stop operating when the temperature drops below –15°C and start back up once the temperature rises again. 2 Below is an overview of the other jumpers settings: ▪ J4: Not used on this unit ▪...
  • Page 94 Technical data B Class 50 units Field setting Sound level reduction To be used at … RXM20+25A + RXM35+42A + RXM50A + ARXM25A ARXM35A ARXM50A Cut J5 jumper J5 jumper + Night ECONO mode activated via remote controller INFORMATION New setting may affect the performance of the unit. To set the cold region settings Cold region setting can be used in the event frost remains when the unit is used for heating operation under extremely low temperatures and severe environmental...
  • Page 95 Technical data A Class 20~42 units A Class 50 units To set the snowfall prevention settings INFORMATION ONLY applicable for Class 50 units. In heavy snow areas, snow may cover the outdoor unit, a snowdrift pile may be formed near the outdoor unit, or icicles may reach the outdoor unit during the night.
  • Page 96 ESIE23-06 2023.12 Verantwortung für Energie und Umwelt draft – 21/12/2023 13:09...

This manual is also suitable for:

Perfera arxm35aPerfera rxm20aPerfera rxm35aPerfera rxm42aPerfera arxm50aPerfera rxm50a ... Show all

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