Error Detection - Fujitsu AOAG30LAT4 Service Manual

ERROR DETECTION

OUTDOOR UNIT
Communication error (outdoor unit to indoor unit A)
Communication error (outdoor unit to indoor unit B)
Communication error (outdoor unit to indoor unit C)
Communication error (outdoor unit to indoor unit D)
Discharge pipe thermistor
Outdoor unit, heat exchanger thermistor (middle)
Outdoor thermistor error
2-way valve thermistor (indoor unit A)
2-way valve thermistor (indoor unit B)
2-way valve thermistor (indoor unit C)
2-way valve thermistor (indoor unit D)
3-way valve thermistor (indoor unit A)
3-way valve thermistor (indoor unit B)
3-way valve thermistor (indoor unit C)
3-way valve thermistor (indoor unit D)
Compressor thermistor error
Heatsink thermistor error
High pressure switch 1 error
High pressure switch 2 error
Indoor unit capacity error
Trip detection
Compressor roter position detetion error
Trip terminal L error
Outdoor unit fan motor error
Outdoor unit PCB microcomputer communication error
Discharge temperature error
Compressor temperature error
4-way valve error
Outdoor unit PCB model information error
Active filter error, PFC circuit error
2011.12.21
LED 1 LED 2
1 time
1 time
2 times
3 times
4 times
5 times
5 times
6 times
6 times
7 times
8 times
9 times
10 times
11 times
12 times
13 times
14 times
15 times
17 times
18 times
19 times
20 times
21 times
22 times
42
: flashing
: Off
LED 3 LED 4
1 time
1 time
5 times
5 times
6 times
6 times