Fujitsu ASUG12LZAS User Manual

5-2. Inverter compressor
Check point 1. Check connection
Check terminal connection of compressor.
(loose or incorrect wiring)
R(U)
S(V)
(WHITE)
T(W)
(BLACK)
(RED)
Terminal cover opened
↓
Check point 2. Check winding resistance
Check winding resistance of each terminal.
Resistance value: 1.916 Ω at 68 °F (20°C)
C
S
R
→ If the resistance value is 0 Ω or infinite, replace compressor.
↓
Check point 3. Replace inverter PCB
If check point 1 to 2 do not improve the symptom, replace main PCB.
5-2. Inverter compressor - (03-70) - 5. Service parts information
TROUBLESHOOTING TROUBLESHOOTING

Fujitsu ASUG12LZAS Specifications

General

Brand	Fujitsu
Model	ASUG12LZAS
Category	Air Conditioner
Language	English