Fujitsu ASHG07KGTE User Manual

AIR CONDITIONER
2-unit multi-split type
SERVICE MANUAL
INDOOR
AUXG07–14KVLA ARXG07–14KSLAP ARXG07–14KLLAP ASHG07–14KGTB
ASHG07–14KGTE ASHG07–14KMTB
ASHG07–14KMCC
ASHG07–14KMCE
ASHG07–14KETA
ASHG07–14KETE
ASHG07–14KETA-B
ASHG07–14KETE-B
AGHG09–14KVCA
OUTDOOR
AOHG14KBTA2 AOHG18KBTA2
SR_MU001EG_11
2022.04.13

Fujitsu ASHG07KGTE Specifications

General

Brand	Fujitsu
Model	ASHG07KGTE
Category	Air Conditioner
Language	English

Summary

1. General Information

1. Specifications

Detailed technical specifications for indoor and outdoor units, including capacity, power, airflow, and dimensions.

1-1. Indoor Unit Specifications

1-2. Outdoor Unit Specifications

2. Technical Data and Parts List

1. Service Precautions

Important safety and handling precautions for servicing air conditioning equipment.

7. Refrigerant System Diagrams

7-1. Model: AOHG14KBTA2

7-2. Model: AOHG18KBTA2

8. Wiring Diagrams

Wiring diagrams for compact cassette, mini duct, slim duct, wall mounted, and floor indoor units, plus outdoor units.

8-1. Compact cassette type

Wiring diagram for compact cassette indoor units, showing connections for remote control, terminals, fan motor, and PCBs.

8-2. Mini duct type and Slim duct type

Wiring diagrams for mini duct and slim duct indoor units, detailing connections for remote control, WLAN, communication PCB, and fans.

8-3. Wall mounted type

Wiring diagrams for wall mounted indoor units (KGTB, KGTE, KMTB, KMCC, KMCE, KETA, KETE series).

8-4. Floor type

Wiring diagram for floor type indoor units (AGHG09KVCA, AGHG12KVCA, AGHG14KVCA).

8-5. Outdoor unit

Wiring diagrams for outdoor units (AOHG14KBTA2, AOHG18KBTA2), showing connections to fan motor, compressor, valves, and PCBs.

9. PC Board Diagrams

9-1. Models: AUXG07KVLA, AUXG09KVLA, AUXG12KVLA, and AUXG14KVLA

9-2. Models: ARXG07KSLAP, ARXG09KSLAP, ARXG12KSLAP, and ARXG14KSLAP

9-3. Models: ARXG07KLLAP, ARXG09KLLAP, ARXG12KLLAP, and ARXG14KLLAP

9-4. Models: ASHG07KGTB, ASHG09KGTB, ASHG12KGTB, and ASHG14KGTB

9-5. Models: ASHG07KGTE, ASHG09KGTE, ASHG12KGTE, and ASHG14KGTE

9-6. Models: ASHG07KMTB, ASHG09KMTB, ASHG12KMTB, and ASHG14KMTB

9-7. Models: ASHG07KMCC, ASHG09KMCC, ASHG12KMCC, and ASHG14KMCC

9-8. Models: ASHG07KMCE, ASHG09KMCE, ASHG12KMCE, and ASHG14KMCE

9-9. Models: ASHG07KETA, ASHG09KETA, ASHG12KETA, ASHG14KETA, ASHG07KETA-B, ASHG09KETA-B, ASHG12KETA-B, and ASHG14KETA-B

9-10. Models: ASHG07KETE, ASHG09KETE, ASHG12KETE, ASHG14KETE, ASHG07KETE-B, ASHG09KETE-B, ASHG12KETE-B, and ASHG14KETE-B

9-11. Models: AGHG09KVCA, AGHG12KVCA, and AGHG14KVCA

9-12. Model: AOHG14KBTA2

9-13. Model: AOHG18KBTA2

3. Troubleshooting

1. Error Code Information

Details on checking and erasing error memory, and tables of error codes for indoor units and wireless LAN.

1-1. How to check the error memory

Procedure to check the error memory by observing blinking operation and timer lamps.

1-2. How to erase the error memory

Methods for manually erasing or automatically erasing the error memory from the air conditioner.

1-3. Error code table (Indoor unit and wired remote controller)

Table listing error codes, their corresponding error contents, and indicator patterns for indoor units.

1-4. Error code table (Wireless LAN indicator)

Table correlating wireless LAN LED status (orange) with error contents and codes for network issues.

1-5. Error code table (Mobile app)

Error display format for mobile applications (Android/iOS), showing error code and name.

2. Troubleshooting Steps for Error Codes

Detailed troubleshooting steps for various error codes (E:11, E:12, E:18, E:22, etc.) affecting indoor and outdoor units.

2-1. E: 11. Serial communication error (Serial reverse transfer error) (Outdoor unit)

Troubleshooting for E:11 error (Outdoor unit), covering checks for power, connection, serial signal, and external causes.

2-2. E: 11. Serial communication error (Serial forward transfer error) (Indoor unit)

Troubleshooting for E:11 error (Indoor unit), covering checks for power, connection, serial signal, and external causes.

2-3. E: 12. Wired remote controller communication error (Indoor unit)

Troubleshooting for E:12 error (Indoor unit), focusing on terminal connection, remote controller, and main PCB checks.

2-4. E: 18. External communication error (Indoor unit)

Troubleshooting for E:18 error (Indoor unit), involving checks of main PCB, WLAN adapter, and connections.

2-5. E: 22. Indoor unit capacity error (Indoor unit)

Troubleshooting for E:22 error (Indoor unit), related to incorrect indoor unit capacity selection or main PCB failure.

2-6. E: 23. Combination error (Outdoor unit)

Troubleshooting for E:23 error (Outdoor unit), indicating an incorrect indoor unit selection or main PCB issue.

2-7. E: 26. Address setting error in wired remote controller (Indoor unit)

Troubleshooting for E:26 error (Indoor unit), concerning incorrect address settings for wired remote controllers.

2-8. E: 29. Connected unit number error (Indoor unit)

Troubleshooting for E:29 error (Indoor unit), related to exceeding the connected indoor unit number limit or wiring issues.

2-9. E: 32. Indoor unit main PCB error (Indoor unit)

Troubleshooting for E:32 error (Indoor unit), indicating an issue with the main PCB, EEPROM, or electrical components.

2-10. E: 33. Indoor unit motor electricity consumption detection error (Indoor unit)

Troubleshooting for E:33 error (Indoor unit), related to fan motor issues, overheating, or main PCB failure.

2-11. E: 35. MANUAL AUTO button error (Indoor unit)

Troubleshooting for E:35 error (Indoor unit), concerning the MANUAL AUTO button, controller PCB, or indicator PCB.

2-12. E: 39. Indoor unit power supply error for fan motor (Indoor unit)

Troubleshooting for E:39 error (Indoor unit), related to fan motor power supply issues, voltage drops, or main PCB failure.

2-13. E: 3A. Indoor unit communication circuit (wired remote controller) error

Troubleshooting for E:3A error, indicating communication issues between the indoor unit, communication PCB, and main PCB.

2-14. E: 41. Room temperature sensor error (Indoor unit)

Troubleshooting for E:41 error (Indoor unit), related to room temperature sensor connection, resistance, or main PCB.

2-15. E: 42. Indoor unit heat exchanger sensor error (Indoor unit)

Troubleshooting for E:42 error (Indoor unit), concerning heat exchanger sensor connection, resistance, or main PCB.

2-16. E: 45. Refrigerant leakage sensor error (Indoor unit)

Troubleshooting for E:45 error (Indoor unit), related to refrigerant leakage sensor connection, harness, or deterioration.

2-17. E: 45. Refrigerant leakage sensor deterioration (Indoor unit)

Troubleshooting for E:45 error (Indoor unit), specifically addressing refrigerant leakage sensor deterioration.

2-18. E: 51. Indoor unit fan motor error (Indoor unit)

Troubleshooting for E:51 error (Indoor unit), related to fan rotation, motor, temperature rise, or PCB issues.

2-19. E: 53. Drain pump error (Indoor unit)

Troubleshooting for E:53 error (Indoor unit), concerning float switch, connector, drain hose, or main PCB.

2-20. E: 57. Damper (Open/Close) detection limit switch error

Troubleshooting for E:57 error, related to damper limit switch, connector, or main PCB.

2-21. E: 57. Damper (Open/Close) simultaneous detection limit switch error (Indoor unit)

Troubleshooting for E:57 error (Indoor unit), concerning simultaneous damper limit switch detection.

2-22. E: 58. Intake grille error (Indoor unit)

Troubleshooting for E:58 error (Indoor unit), related to micro switch, connector, or main PCB.

2-23. E: 5U. Indoor unit error

2-24. E: 62. Outdoor unit main PCB error (Outdoor unit)

Troubleshooting for E:62 error (Outdoor unit), related to EEPROM access failure or main PCB issues.

2-25. E: 63. Inverter error (Outdoor unit)

Troubleshooting for E:63 error (Outdoor unit), concerning inverter PCB, wiring, or external causes.

2-26. E: 64. PFC circuit error (Outdoor unit)

Troubleshooting for E:64 error (Outdoor unit), related to high DC voltage, connector issues, or main PCB failure.

2-27. E: 65. Trip terminal L error (Outdoor unit)

Troubleshooting for E:65 error (Outdoor unit), indicating a trip on terminal L of IPM, likely due to main PCB failure.

2-28. E: 71. Discharge thermistor error (Outdoor unit)

Troubleshooting for E:71 error (Outdoor unit), related to discharge pipe thermistor connection, resistance, or main PCB.

2-29. E: 72. Compressor thermistor error (Outdoor unit)

Troubleshooting for E:72 error (Outdoor unit), concerning compressor thermistor connection, resistance, or main PCB.

2-30. E: 73. Heat exchanger (Middle/Outlet) temperature thermistor error (Outdoor unit)

Troubleshooting for E:73 error (Outdoor unit), related to heat exchanger thermistor connection, resistance, or main PCB.

2-31. E: 74. Outdoor temperature thermistor error (Outdoor unit)

Troubleshooting for E:74 error (Outdoor unit), concerning outdoor temperature thermistor connection, resistance, or main PCB.

2-32. E: 76. 2-way valve thermistor error (Outdoor unit)

Troubleshooting for E:76 error (Outdoor unit), related to 2-way valve thermistor connection, resistance, or main PCB.

2-33. E: 76. 3-way valve thermistor error (Outdoor unit)

Troubleshooting for E:76 error (Outdoor unit), concerning 3-way valve thermistor connection, resistance, or main PCB.

2-34. E: 84. Current sensor error (Outdoor unit)

Troubleshooting for E:84 error (Outdoor unit), related to current sensor detection, connections, or main PCB.

2-35. E: 94. Trip detection (Outdoor unit)

Troubleshooting for E:94 error (Outdoor unit), concerning over-current generation, fan operation, or main PCB failure.

2-36. E: 95. Compressor motor control error (Outdoor unit)

Troubleshooting for E:95 error (Outdoor unit), related to compressor motor control, connections, or failure.

2-37. E: 97. Outdoor unit fan motor error (Outdoor unit)

Troubleshooting for E:97 error (Outdoor unit), concerning fan motor speed, temperature, or main PCB voltage.

2-38. E: 99. 4-way valve error (Outdoor unit)

Troubleshooting for E:99 error (Outdoor unit), related to thermistors, 4-way valve, or main PCB.

2-39. E: A1. Discharge temperature error (Outdoor unit)

Troubleshooting for E:A1 error (Outdoor unit), concerning 3-way valve, EEV, refrigerant, or discharge thermistor.

2-40. E: A3. Compressor temperature error (Outdoor unit)

Troubleshooting for E:A3 error (Outdoor unit), related to 3-way valve, EEV, refrigerant, or compressor thermistor.

2-41. E: A8. Refrigerant leakage sensor error (Indoor unit)

3. Troubleshooting Without Error Code

3-1. Indoor unit—No power

3-2. Outdoor unit—No power

3-3. No operation (Power is on)

3-4. No cooling/No heating

4. Troubleshooting Wireless LAN Errors

4-1. E: 18. External communication error between indoor unit and WLAN adapter

4-2. Wireless LAN adapter error

4-3. Network communication error between wireless LAN router and WLAN adapter

4-4. E: 18. Communication error

4-5. E: 18. Wireless LAN adapter non-energized

5-2. Inverter compressor

5-3. Outdoor unit Electronic Expansion Valve (EEV)

4. Control and Functions

8. Various Protections

8-1. Discharge gas temperature over-rise prevention control

8-2. Anti-freezing control (cooling and dry mode)

8-3. Current release control

8-4. Indoor unit fan motor over temperature protection

8-5. Compressor temperature protection

8-6. High pressure protection

8-7. Low outdoor temperature protection

8-8. High temperature and high pressure release control

5. Filed Working