Fujitsu AUXB04GALH Service Manual page 133

Trouble shooting 55
OUTDOOR UNIT Error Method:
Compressor Motor Loss of
Synchronization
Detective Actuators:
Inverter PCB
Inverter Compressor
Forecast of Cause : 1. Inverter PCB defective
2. Inverter compressor defective (lock)
Check Point 1 : Check the Inverter PCB
Inverter PCB check (Refer to "Service Parts Information 4" )
OK
Check Point 2 : Check the Inverter compressor
Inverter compressor check (Refer to "Service Parts Information 1,2")
Indicate or Display:
E. 95.5
Outdoor Unit : E. 95. 5
Indoor Unit
Error Code
Detective details:
"Protection stop by "loss of synchronization detection"" generated
consecutively 5 times
* The number of generations is reset if protection stop is not generated again
within 40 seconds after restarting.
: Operation LED 9 times Flash, Timer LED 15 Times Flash,
Filter LED Continuous Flash.
: 95
04-63