Fujitsu ABYG18KRTA Service Manual page 72

1. Error code ....................................................................................................03-1
1-1. Error code table (Wired remote controller)......................................................................03-1
1-2. Error code table (Outdoor unit: for 36 model only)..........................................................03-2
2. Troubleshooting with error code ...............................................................03-3
2-1. E: 11. Serial communication error (Serial reverse transfer error) (Outdoor unit).............03-3
2-2. E: 11. Serial communication error (Serial forward transfer error) (Indoor unit) ...............03-5
2-3. E: 12. Wired remote controller communication error (Indoor unit) ..................................03-7
2-4. E: 15. Automatic air flow adjustment error (Indoor unit)..................................................03-8
2-5. E: 22. Indoor unit capacity error (Indoor unit) .................................................................03-9
2-6. E: 23. Combination error (Outdoor unit)........................................................................03-10
2-7. E: 32. Indoor unit main PCB error (Indoor unit) ............................................................03-11
2-8. E: 33. Indoor unit motor electricity consumption detection error (Indoor unit) ...............03-12
2-9. E: 35. MANUAL AUTO button error (Indoor unit)..........................................................03-13
2-10. E: 39. Indoor unit power supply error for fan motor (Indoor unit) ................................03-14
2-11. E: 41. Room temperature sensor error (Indoor unit) ...................................................03-15
2-12. E: 42. Indoor unit heat exchanger sensor error (Indoor unit) ......................................03-16
2-13. E: 51. Indoor unit fan motor error (Indoor unit) ...........................................................03-17
2-14. E: 53. Drain pump error (Indoor unit) ..........................................................................03-18
2-15. E: 57. Damper (Open/Close) detection limit switch error ............................................03-19
2-16. E: 58. Intake grille error (Indoor unit) ..........................................................................03-20
2-17. E: 62. Outdoor unit main PCB error (Outdoor unit) .....................................................03-21
2-18. E: 63. Inverter error (Outdoor unit)..............................................................................03-22
2-19. E: 64. PFC circuit error (Outdoor unit) ........................................................................03-23
2-20. E: 65. Trip terminal L error (Outdoor unit)...................................................................03-24
2-21. E: 71. Discharge thermistor error (Outdoor unit).........................................................03-25
2-22. E: 73. Heat exchanger (Middle/Outlet) temperature thermistor error (Outdoor unit) ...03-26
2-23. E: 74. Outdoor temperature thermistor error (Outdoor unit)........................................03-27
2-24. E: 84. Current sensor error (Outdoor unit) ..................................................................03-28
2-25. E: 86. High pressure switch error (Outdoor unit) ........................................................03-29
2-26. E: 94. Trip detection (Outdoor unit).............................................................................03-30
2-27. E: 95. Compressor motor control error (Outdoor unit) ................................................03-31
2-28. E: 97. Outdoor unit fan motor error (Outdoor unit) ......................................................03-32
2-29. E: 99. 4-way valve error (Outdoor unit).......................................................................03-33
2-30. E: A1. Discharge temperature error (Outdoor unit) .....................................................03-35
2-31. E: A5. Low pressure error (Outdoor unit)....................................................................03-37
3. Troubleshooting without error code........................................................03-39
3-1. Indoor unit—No power..................................................................................................03-39
3-2. Outdoor unit—No power...............................................................................................03-40
3-3. No operation (Power is on) ...........................................................................................03-41
3-4. No cooling/No heating ..................................................................................................03-42
3-5. Abnormal noise.............................................................................................................03-44
3-6. Water leaking................................................................................................................03-45
CONTENTS
3. TROUBLESHOOTING