Fujitsu AUXG12KVLA - Page 78

SERVICE PARTS INFORMATION 2
Check Point 1 : Check Connection
Check Point 2 : Check Winding Resistance
Check Point 3 : Replace Main PCB
U
V
W
Inverter Compressor
Check terminal connection of Compressor
(loose or incorrect wiring)
Check winding resistance of each terminal
If the resistance value is 0 or infinite, replace Compressor.
If the symptom does not change with above Check 1, 2, replace Main PCB.
02-38
Main PCB
RED
WHITE
BLACK
Compressor
V(S)
U(R)
W400 W401 W402
(RED)
W(C)
(BLACK)
Terminal cover opened
(WHITE)
Resistance Value :
2.18 at 20°C (09/12 type)
1.97 at 25°C (14/18 type)
1.91 at 20°C (22 type)