Eev; Solenoid Valve; Way Valve - LG MULTI V 5 Manual Book

Ⅲ. Trouble Shooting Guide
Checking Method for Key Components
1. The Phenomena from Main Component Failure 150
2. Compressor

3. EEV

4. Solenoid Valve

5. 4Way Valve

6. Check Valve (Outdoor EEV Check Valve)
7. Check Valve (Oil Separator)
8. Outdoor Fan & Fan Motor
9. Temperature Sensor
10. Pressure(High/Low) Sensor
11. Humidity Sensor
12. Pressure Switch
13. Main PCB
14. External PCB
15. Inverter PCB
16. Fan PCB
17. Communication PCB
18. Phase Bridge Diode
19. Inverter IGBT
20. Fan IPM
21. Central Controller PC Status
App. Service & Replace Method
of Control Box, Inverter PCB
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