Fujitsu AWYZ24LBC, Service Manual

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ERROR CONTENTS
Error Operation
LED
Timer LED
Serial signal error Off
2 flash
3 flash
4 flash
5 flash
Serial signal (reverse) error, at operation start up
Serial signal (reverse) error, during operation
Serial signal (forward) error, at operation start up
Serial signal (forward) error, during operation
Indoor unit thermistor error 2 flash
2 flash
Outdoor unit thermistor error
3 flash
3 flash
2 flash
3 flash
4 flash
8 flash
Indoor unit control error
4 flash
2 flash
3 flash
2 flash
4 flash
3 flash
Display
Error
Outdoor unit control error
5 flash
2 flash
3 flash
5 flash
Indoor fan motor error 6 flash
2 flash
3 flash
Abnormal lock
Abnormal rotation
CT abnormal
Outdoor unit fan drive system abnormal
2 flash
Refrigerant cycle error 7 flash 3 flash
5 flash
Optional function error
Model error
8 flash
Blinking Blinking
6 flash
Current trip error
Main relay welded
Outdoor temperature thermistor open / short
Compressor temperature abnormal
Indoor temperature thermistor open / short
Heat exchanger thermistor open
Heat exchanger middle thermistor open / short
Discharge thermistor open / short
Active filter abnormal (first time)
Active filter abnormal (second time)
Forced automatic SW welded
Power interruption error
Compressor location detection error
Model error
Discharge Temperature abnormal
Cooling high pressure abnormal rise
High pressure abnormal
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