Gree GMV5 Compact Series - Page 88

MAINTENACE 0860
GMV5 COMPACT MULTI VRF UNIT
SERVICE MANUAL
2.11 No energization to the unit and mainboard
Deenergizing of unit and mainboard
Is power supply of wiring board L and N
220V?
Is air switch turned ON？
Is input of filter board energizing?
Is output of filter board energizing?
Is power supply of wiring board normal?
Turn air switch to ON
Air switch is damaged or loose
Replace filter board
Replace mainboard
YES
NO
YES
YES
YES
NO
NO
NO