Fujitsu ADUH09LUAS1 Service Manual

¢ Models: AOUH12LUAS1 and AOUH18LUAS1
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 ±8 % 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.
4-2. Inverter compressor - (03-46) - 4. Service parts information
TROUBLESHOOTING TROUBLESHOOTING

Fujitsu ADUH09LUAS1 Specifications

General

Brand	Fujitsu
Model	ADUH09LUAS1
Category	Air Conditioner
Language	English