Fujitsu AOY14LFBC, Service Manual

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Error Operation Timer Error Operation Timer
Outdoor unit 0.5sec 0.1sec Current trip 0.1sec 0.5sec Current trip error is 2nd time within
control error 5 times blinking blinking 2 times start up
>>Permanent stop
CT abnormal 0.1sec 0.5sec Current detection value is 0A for more
blinking 3 times than 1 sec when compressor is
operated at more than 56rps
>>Automatic release after 3 min. ST
Compressor rotation 0.1sec 0.5sec Compressor location detection error (incl.
error blinking 5 times failed start up) for 3 times
>>Permanent stop
Indoor fan 0.5sec 0.1sec Abnormal lock 0.1sec 0.5sec Detected rotation is 0 r.p.m. at start up or
motor error 6 times blinking blinking 2 times at 56 secs after Fan mode is selected
>>Permanent stop
Abnormal rotation 0.1sec 0.5sec Detected rotation is 1/3 of target r.p.m. at
blinking 3 3 times start up or at 56 secs after Fan mode is
selected
>>Permanent stop
Refrigerant 0.5sec 0.1sec Discharge temperature 0.1sec 0.5sec Discharge Temperature protection
cycle error 7 times blinking abnormal blinking 2 times (Discharge temperature is 110degC)
operated 2 times
>>Permanent stop
Cooling high pressure 0.1sec 0.5sec High pressure rise protection (Outdoor
abnormal rise blinking 3 times heat exchanger temperature is 65degC)
operated
>>Comp. OFF (releases after 3min.ST)
Error is indicated while 3 min.ST
Optional 0.5sec 0.1sec Active filter voltage 0.1sec 0.5sec Active Filter voltage error operated 3 times
function 8 times blinking abnormal (3rd time) blinking 2 times
error
>>Permanent stop
Active filter foltage 0.1sec 0.5sec Active Filter Module error or open
abnormal (1st time)
blinking 3
times
detection protection operated
>>Automatic release after 3 min. ST
Trouble Display (primary) Detailed Trouble Display (by Test Button)
Detailed Error Item
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Outdoor unit fan drive
system abnormal 0.1sec 0.5sec When outdoor fan abnormal fan motor
duty abnormal operated 5 times
blinking 6 times
>>Permanent stop
2004.10.29 6