Fujitsu AOUH18LMAS1, Руководство по обслуживанию

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Check point 4. Check output voltage of inverter PCB
Check outdoor unit circuit diagram and the voltage. (Measure at inverter PCB side
connector)
1
2
3
4
5
6
7
BLACK
WHITE
YELLOW
RED
FM
FAN MOTOR
BROWN
NOTE: For details of wiring diagram, refer to "→iring diagrams" in Chapter 2.
TECHNICAL DATA AND PARTS LIST on page 02-18.
Read wire DC voltage
Red—Black 280 V (AC 220 V -10 %) to 373 V (AC 240 V +10 %)
→hite—Black 15±1.5 V
-> If the voltage is not correct, replace inverter PCB.
Check point 5. Replace main PCB
If Check point 1 to 4 do not improve the symptom, change main PCB.
End
2-28. E: 97.↓. Outdoor unit fan motor error (Outdoor unit)
- (03-44) -
2. Troubleshooting with error code
TR
O
U
B
LESH
O
O
TI
N
G
TR
O
U
B
LESH
O
O
TI
N
G