E: 95. Compressor Motor Control Error (Outdoor Unit) - Fujitsu ACUH09LUAS1 Service Manual
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2-26. E: 95. Compressor motor control error (Outdoor unit)
→ired remote
Indicator
controller
Detective actuator
Outdoor unit
Forecast of cause
Check point 1. Check Noise from Compressor
Turn on Power and check operation noise.
If an abnormal noise show, replace compres-
sor.
Check point 2. Check connection of around the compressor components
For compressor terminal, main PCB
•
Check if connector is removed.
•
Check erroneous connection.
•
Check if cable is open. (Refer to inverter compressor in
44.)
Upon correcting the removed connector or mis-wiring, reset the power.
Check point 3. Replace main PCB
If Check point 1, 2 do not improve the symptom, change main PCB.
Check point 4. Replace compressor
If Check point 3 do not improve the symptom, change compressor.
2-26. E: 95. Compressor motor control error (Outdoor unit)
Error code
Main PCB
Compressor
End
1. →hen running the compressor, if the detected rotor
location is out of phase with actual rotor location
more than 90°, the compressor stops.
2. After the compressor restarts, if the same operation
is repeated within 40 seconds, the compressor
stops again.
3. If 1. and 2. repeats 5 times, the compressor stops
permanently.
Defective connection of electric components
Main PCB failure
Compressor failure
"Service parts information"
- (03-31) -
E: 95
on page 03-
2. Troubleshooting with error code
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