Fujitsu General ASHG07KPCE, Service Manual

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5-2. Inverter compressor
¢
Models: AOHG07KPCA, AOHG09KPCA, and AOHG12KPCA
Check point 1. Check the terminal connection.
• Check the following terminal connections of the compressor. (Loosening or incorrect wiring.)
– R (U): Red
– S (V): White
– C (W): Black
R (U)
S (V) C (W)
Main PCB
• Check the following terminal connections of the Main PCB. (Loosening or incorrect wiring.)
– (U): Red
– (V): White
– (W): Black
Main PCB
(W)
Compressor
Black
White
Red
(U) (V)
↓
Check point 2. Check the winding resistance.
Check the winding resistance of each terminal.
Resistance value: 1.862 Ω at 25 °C
R(U)
C(W)
S(V)
RED
WHITE
BLACK
→ If the resistance value is 0 Ω or infinite, replace the compressor.
↓
5-2. Inverter compressor
- (03-49) -
5. Service parts information
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