Fujitsu ASYG09KHCA Service Manual page 36

1. Error code ....................................................................................................03-1
1-1. Error code table (Indoor unit and wired remote controller)..............................................03-1
2. Troubleshooting with error code ...............................................................03-2
2-1. E: 11. Serial communication error (Serial reverse transfer error) (Outdoor unit).............03-2
2-2. E: 11. Serial communication error (Serial forward transfer error) (Indoor unit) ...............03-4
2-3. E: 12. Wired remote controller communication error (Indoor unit) ..................................03-6
2-4. E: 32. Indoor unit main PCB error (Indoor unit) ..............................................................03-7
2-5. E: 35. MANUAL AUTO button error (Indoor unit)............................................................03-8
2-6. E: 41. Room temperature sensor error (Indoor unit) .......................................................03-9
2-7. E: 42. Indoor unit heat exchanger sensor error (Indoor unit) ........................................03-10
2-8. E: 51. Indoor unit fan motor error (Indoor unit) .............................................................03-11
2-9. E: 62. Outdoor unit main PCB error (Outdoor unit) .......................................................03-12
2-10. E: 64. PFC circuit error (Outdoor unit) ........................................................................03-13
2-11. E: 65. IPM error (Outdoor unit) ...................................................................................03-14
2-12. E: 71. Discharge thermistor error (Outdoor unit).........................................................03-16
2-13. E: 73. Outdoor unit heat exchanger thermistor error (Outdoor unit)............................03-17
2-14. E: 74. Outdoor temperature thermistor error (Outdoor unit)........................................03-18
2-15. E: 84. Current sensor error (Outdoor unit) ..................................................................03-19
2-16. E: 94. Trip detection (Outdoor unit).............................................................................03-20
2-17. E: 95. Compressor motor control error (Outdoor unit) ................................................03-21
2-18. E: 97. Outdoor unit fan motor error (Outdoor unit) ......................................................03-22
2-19. E: 99. 4-way valve error (Outdoor unit).......................................................................03-24
2-20. E: A1. Discharge temperature error (Outdoor unit) .....................................................03-26
3. Troubleshooting without error code........................................................03-28
3-1. Indoor unit-No power..................................................................................................03-28
3-2. Outdoor unit-No power...............................................................................................03-29
3-3. No operation (Power is on) ...........................................................................................03-30
3-4. No cooling/No heating ..................................................................................................03-31
3-5. Abnormal noise.............................................................................................................03-33
3-6. Water leaking................................................................................................................03-34
4. Service parts information .........................................................................03-35
4-1. Compressor..................................................................................................................03-35
4-2. Inverter compressor......................................................................................................03-36
4-3. Outdoor unit Electronic Expansion Valve (EEV) ...........................................................03-37
4-4. Indoor unit fan motor ....................................................................................................03-39
4-5. Outdoor unit fan motor..................................................................................................03-40
4-6. Heater unit ....................................................................................................................03-41
4-7. 4-way valve coil (solenoid coil)/4-way valve .................................................................03-42
5. Thermistor resistance values...................................................................03-43
5-1. Indoor unit ....................................................................................................................03-43
5-2. Outdoor unit..................................................................................................................03-44
CONTENTS
3. TROUBLESHOOTING