Fujitsu ASG30LMTA Service Instruction page 45

Trouble shooting 9
INDOOR UNIT Error Method:
Manual Auto Switch Error
Detective Actuators:
Indoor Unit Controller PCB
Indicator PCB
Manual Auto Switch
Forecast of Cause :
1. Manual Auto Switch failure
Check Point 1 : Check the Manual Auto Switch
Check if Manual Auto Switch is kept pressed.
Check ON/OFF switching operation by using a meter.
>> If Manual Auto Switch is disabled (on/off switching), replace it.
OK OK
Check Point 2 : Replace Controller PCB and Indicator PCB
If Check Point 1 do not improve the symptom, replace Controller PCB and Indicator PCB
and execute the check operation again.
AMP Air Conditioning
Indicate or Display:
Indoor Unit :
Operation lamp: 3 times Flash,
Timer lamp : 5 times Flash
Detective details:
When the Manual Auto Switch becomes ON for consecutive 30 or
more seconds.
2. Controller PCB and Indicator PCB failure
02-12
Wired Remote Controller :
ERROR CODE : [E : 35]
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