Fujitsu GENERAL AOHG18KMTA, Руководство по обслуживанию

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4-2. Inverter compressor
Check point 1. Check the terminal connection.
• Check the following terminal connections of the compressor. (Loosening or incorrect wiring.)
– R (U): Red
–
S (V):
→hite
– C (W): Black
R (U)
S (V) C (W)
Main PCB
• Check the following terminal connections of the Main PCB. (Loosening or incorrect wiring.)
–
W400 (U):
Red
– W401 (V): →hite
– W402 (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:
• 18 model: 1.910 Ω at 20 °C
• 24 model: 1.916 Ω ±8 % at 20 °C
R(U)
C(W)
S(V)
RED
WHITE
BLACK
If the resistance value is 0 Ω or infinite, replace the compressor.
4-2. Inverter compressor
- (03-49) -
4. Service parts information
TR
O
U
B
LESH
O
O
TI
N
G
TR
O
U
B
LESH
O
O
TI
N
G