Service Manual
Table Of Contents
- SERVICE MANUAL
- 1. GENERAL INFORMATION
- 2. TECHNICAL DATA AND PARTS LIST
- 3. TROUBLESHOOTING
- 1. Error code
- 2. Troubleshooting with error code
- 2-1. E: 11. Serial communication error (Serial reverse transfer error) (Outdoor unit)
- 2-2. E: 11. Serial communication error (Serial forward transfer error) (Indoor unit)
- 2-3. E: 12. Wired remote controller communication error (Indoor unit)
- 2-4. E: 18. External communication error (Indoor unit)
- 2-5. E: 32. Indoor unit main PCB error (Indoor unit)
- 2-6. E: 35. MANUAL AUTO button error (Indoor unit)
- 2-7. E: 41. Room temperature sensor error (Indoor unit)
- 2-8. E: 42. Indoor unit heat exchanger sensor error (Indoor unit)
- 2-9. E: 51. Indoor unit fan motor error (Indoor unit)
- 2-10. E: 58. Intake grille error (Indoor unit)
- 2-11. E: 62. Outdoor unit main PCB error (Outdoor unit)
- 2-12. E: 63. Inverter error (Outdoor unit)
- 2-13. E: 64. PFC circuit error (Outdoor unit)
- 2-14. E: 71. Discharge thermistor error (Outdoor unit)
- 2-15. E: 73. Outdoor unit heat exchanger thermistor error (Outdoor unit)
- 2-16. E: 74. Outdoor temperature thermistor error (Outdoor unit)
- 2-17. E: 84. Current sensor error (Outdoor unit)
- 2-18. E: 94. Trip detection (Outdoor unit)
- 2-19. E: 95. Compressor motor control error (Outdoor unit)
- 2-20. E: 97. Outdoor unit fan motor error (Outdoor unit)
- 2-21. E: 99. 4-way valve error (Outdoor unit)
- 2-22. E: A1. Discharge temperature error (Outdoor unit)
- 3. Troubleshooting without error code
- 4. Troubleshooting with error code (For wireless LAN adapter)
- 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
- 4-6. Wireless LAN adapter Sleep mode (Indoor unit)
- 4-7. Mobile app setting method
- 5. Service parts information
- 6. Thermistor resistance values
- 4. CONTROL AND FUNCTIONS
- 1. Compressor frequency control
- 2. Auto changeover operation
- 3. Fan control
- 4. Louver control
- 5. Timer operation control
- 6. Defrost operation control
- 7. Various control
- 7-1. Auto restart
- 7-2. MANUAL AUTO operation
- 7-3. Forced cooling operation
- 7-4. 10 °C HEAT operation
- 7-5. ECONOMY operation
- 7-6. POWERFUL operation
- 7-7. Compressor preheating
- 7-8. Electronic expansion valve control
- 7-9. Prevention to restart for 3 minutes (3 minutes st)
- 7-10. 4-way valve control
- 7-11. Outdoor unit low noise operation
- 8. Various protections
- 5. FILED WORKING
Item no. Part no. Part name Service part
1 9322556028 Top panel assy ♦
2 9377854001 Protective net assy ♦
3 9322327000 Thermistor holder ♦
4 9322552242 Cabinet right assy ♦
5 9384276001 Conduit cover ♦
6 9322570062 Switch cover assy ♦
7 9901059025 Heater base ♦
8 9323540019 Heater holder A ♦
9 9323541016 Heater holder B ♦
10 9383720000 Drain cap assy ♦
11 9323550025 Base assy ♦
12 9322144003 Drain pipe ♦
13
9709684009 Main PCB (for 09 model) ♦
9709684016 Main PCB (for 12 model) ♦
9709684023 Main PCB (for 15 model) ♦
14 9900935054 Thermistor assy ♦
15 9900985011 Thermistor assy (Compressor temp.) ♦
16 9900565060 Thermistor assy (Outdoor temp.) ♦
17 9322420039 Heat sink ♦
18 9810028006 Thermistor stopper ♦
19 9317903011 Emblem ♦
20 9384273000 Fan Guard ♦
21 9322555182 Front panel assy ♦
22 9322150004 Propeller fan ♦
23 9603601003 Brushless motor ♦
24 9322553027 Motor bracket assy ♦
25
9317089616 Condenser total assy (for 09-12 model) ♦
9317089654 Condenser total assy (for 15 model) ♦
a — Inverter assy —
b — Hair pin cushion —
3-1. Models: AOUG09LZAH1, AOUG12LZAH1, and AOUG15LZAH1 - (02-7) - 3. Outdoor unit parts list
TECHNICAL DATA
AND PARTS LIST
TECHNICAL DATA
AND PARTS LIST