Trip Terminal L Error - Fujitsu ASTG18KMTC Service Instruction

Trouble shooting 12
OUTDOOR UNIT Error Method:

Trip terminal L error

Detective Actuators:
Outdoor unit Main PCB
Forecast of Cause:
1. Outdoor unit Main PCB failure
Check Point 1 : Replace Main PCB
Replace Outdoor unit Main PCB.
Indicate or Display:
Outdoor Unit : No indication
Indoor Unit : Operation lamp: 6 times Flash, Timer lamp: 5 times Flash
Economy lamp: Continuous flash.
ERROR CODE : [E : 65]
Detective details:
When the signal from FO terminal of IPM is "L"(=0V)
while the compressor stops.
02-22