Error Contents - Fujitsu AWYZ24LBC Service Manual

E RR O R C O N T E NTS
Error
Serial signal error
Indoor unit thermistor error
Outdoor unit thermistor error
Indoor unit control error
Outdoor unit control error
Indoor fan motor error
Refrigerant cycle error
Optional function error
Model error
2006.10.18
Display
Operation Error
Timer LED
LED
2 flash Serial signal (reverse) error, at operation start up
3 flash Serial signal (reverse) error, during operation
Off
4 flash Serial signal (forward) error, at operation start up
5 flash Serial signal (forward) error, during operation
2 flash Indoor temperature thermistor open / short
2 flash
3 flash Heat exchanger middle thermistor open / short
2 flash Discharge thermistor open / short
3 flash Heat exchanger thermistor open
3 flash
4 flash Outdoor temperature thermistor open / short
8 flash Compressor temperature abnormal
2 flash Forced automatic SW welded
4 flash
3 flash Main relay welded
4 flash Power interruption error
2 flash Current trip error
3 flash CT abnormal
5 flash
5 flash Compressor location detection error
6 flash Outdoor unit fan drive system abnormal
2 flash Abnormal lock
6 flash
3 flash Abnormal rotation
2 flash Discharge Temperature abnormal
7 flash 3 flash Cooling high pressure abnormal rise
5 flash High pressure abnormal
2 flash Active filter abnormal (first time)
8 flash
3 flash Active filter abnormal (second time)
Blinking Blinking Model error
15