Fujitsu AU*G36LRLA Service Instruction page 73

Trouble shooting 26
OUTDOOR UNIT Error Method:
Compressor rotor position detection
error (permanent stop)
Detective Actuators:
Outdoor unit Inverter PCB
Compressor
Forecast of Cause :
1. Connector connection failure
Check Point 1 : Check connections condition in control unit
Check if the terminal connection is loose.
Check if connector is removed.
Check if connector is erroneous connection.
Check if cable is open.
>> Upon correcting the removed connector or mis-wiring, reset the power.
OK OK
Check Point 2 : Check Compressor
Compressor check is refer to SERVICE PARTS INFORMATION 2.
>> If it is abnormal, replace compressor.
OK OK
Check Point 3 : Replace Inverter PCB
If Check Point 1 and 2 do not improve the symptom, replace Inverter PCB.
Indicate or Display:
Refer to error code table.
Detective details:
When "compressor location detection error" is detected consecutively
5 times, within 40 seconds after start-up.
2. Inverter PCB failure
02-28
3. Compressor failure