Fujitsu AB*18LBAJ Service Instruction

Trouble shooting 38
INDOOR UNIT
OUTDOOR UNIT Error Method:
Indicate or Display:
Detective Actuators:
Detective details:
Forecast of Cause :
Main relay welded error
Outdoor Unit Main PCB Circuit
Main relay
When the signal from the outdoor unit is input after 2min.20sec. from the
time of operation stop under the Main relay is OFF condition.
1. Main relay 2. Main PCB failure
02-41
Check Point 1 : Replace Main PCB
Change Main PCB.
Refer to error code table.

Fujitsu AB*18LBAJ Specifications

General

Brand	Fujitsu
Model	AB*18LBAJ
Category	Air Conditioner
Language	English