Error Display; Indoor Unit And Wired Remote Controller Display - Fujitsu AS*G09LTCB Service Instructions Manual

2. TROUBLESHOOTING

2-1 ERROR DISPLAY

2-1-1 INDOOR UNIT AND WIRED REMOTE CONTROLLER DISPLAY

Please refer the flashing pattern as follows.
Indoor Unit : AS*G09/ 12/ 14LTCB
The OPERATION, TIMER and ECONOMY lamps operate as follows according to the error contents.
Error Contents
Serial communication error
Wired remote controller
communication error
Indoor unit model information error
EEPROM access abnormal
Manual auto switch error
Indoor room thermistor error
Indoor heat Ex. thermistor error
Indoor unit fan motor error
Intake grille error
Outdoor unit main PCB error
PFC circuit error (09/ 12L)
Active filter error (14L)
IPM error
Discharge thermistor error
Heat Ex. liquid outlet
thermistor error
Outdoor thermistor error
Current sensor error
Over current error
Compressor control error
Outdoor unit fan motor error
4 Way valve error
Discharge temp. error
Indoor Unit Display
OPERATION [ ] TIMER [
(Green)
(Orange)
1 times 1 times
1 times 2 times
3 times 2 times
3 times 5 times
4 times 1 times
4 times 2 times
5 times 1 times
5 times 8 times
6 times 2 times
6 times 4 times
6 times 5 times
7 times 1 times
7 times 3 times
7 times 4 times
8 times 4 times
9 times 4 times
9 times 5 times
9 times 7 times
9 times 9 times
10 times 1 times
02-01
Wired Remote
Controller
[ ]
] ECONOMY
Display
(Green)
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Continuous
Trouble
shooting
11 1
12 2
32 3
35 4
41 5
42 6
51 7
58 8
62 9
64 10
65 11
71 12
73 13
74 14
84 15
94 16
95 17
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99 19
A1 20