Fujitsu ARYG72LHTA - Page 66

Trouble shooting 29
OUTDOOR UNIT Error Method:
Compressor Control Error
02-30
Detective Actuators:
Detective details:
Forecast of Cause :
Check Point 2 : Check connection of around the Compressor components
OKOK
Compressor
Transistor PCB
CT PCB
1. Defective connection of electric components 2. 3. Compressor failure
4. CT PCB
Transistor PCB failure
Check if connector is removed.
Check erroneous connection.
Check if cable is open.
>>Upon correcting the removed connector or mis-wiring, reset the power.
(Refer to PARTS INFORMATION 2)
For Compressor Terminal, Main PCB
While running the compressor, if the detected rotor location is out of
phase with actual rotor location more than 90°,
the compressor stops.
After the compressor restarts, if the same operation is repeated
within 40sec, the compressor stops again.
If and repeats 5 times, the compressor stops permanently.
Check Point 1 : Check Noise from Compressor
Turn on Power and check operation noise.
If an abnormal noise show, replace Compressor.
Check Point 4: Replace Compressor
If Check Point 4 do not improve the symptom, change Compressor.
OKOK
OKOK
Check Point 3: Check Transistor PCB
>> If IPM is abnormal, replace Transistor PCB.
Check IPM. (PARTS INFORMATION 7)
Indicate or Display:
Error code : 95
Outdoor unit :
POWER
MODE
ERROR
2
9
(L1) (L2) (L6)(L5)(L4)(L3)
5
PUMP
DOWN
LOW
NOISE
PEAK
CUT