Abnormal Operation; Indoor Unit Display - Fujitsu AUXB04GALH Service Manual

4-2 ABNORMAL OPERATION

4-2-1 Indoor Unit Display

Please refer the flashing pattern as follows.
Error Contents
Wired Remote Controller Communication Error
Network Communication Error
Peripheral device Communication Error
Address setting Error
Connection Unit Number Error in Wired Remote
Controller System
Indoor Unit Power Frequency Abnormal
Indoor Unit Main PCB Error
Indoor Unit Power Supply Error For Fan Motor 1(2)
Indoor Unit Communication circuit (Wired Remote
Controller) Error
Room Temperature Sensor Error
Indoor Unit Heat Ex. Sensor Error
Outdoor Air Unit Temperature Sensor Error
Indoor Unit Fan Motor 1 Error
Indoor Unit EEV coil 1 Error
Indoor Unit Water Drain Abnormal
Indoor Unit Fan Motor 2 Error
Outdoor Unit Error
Depending on contents of Outdoor unit, it may not indicate. (Refer to "TROUBLE LEVEL OF SYSTEM")
Example : Indoor Unit Main PCB Error (Operation LED : 3 times, Timer LED : 2 times)
ON
Operation LED
OFF
ON
Timer LED
OFF
ON
Filter LED
OFF
* LED Display when Option receiver unit installed.
Operation LED
1 times flash
1 times flash
1 times flash
2 i t m
2 i t m
3 times flash
3 times flash
3 times flash
3 times flash
4 times flash
4 times flash
4 times flash
5 times flash
5 times flash
5 times flash
5 times flash
9 times flash
Error Indication Flashing Pattern
1.0s
0.5s 0.5s 0.5s 0.5s 0.5s 0.5s
4.0s
0.1s / 0.1s
04-03
Timer LED
2 times flash
4 times flash
6 times flash
e s f a l s h 6 times flash
e s f a l s h 9 times flash
1 times flash
2 times flash
9 times flash
10 times flash
1 times flash
2 times flash
10 times flash
1 times flash
2 times flash
3 times flash
9 times flash
15 times flash
1 cycle
3.0s
1.0s
0.5s 0.5s 0.5s 0.5s
Trouble
Filter LED
shooting
Continuous flash 1, 2, 3
Continuous flash 4, 5, 6
Continuous flash 7, 8
C o t n n i u o u s f a l s h 9, 10
11, 12
C o t n n i u o u s f a l s h
Continuous flash
Continuous flash
14, 15, 16
17, 18, 19
Continuous flash
Continuous flash
Continuous flash
21
Continuous flash
22, 23
Continuous flash 24, 25
26
Continuous flash
Continuous flash
27
28
Continuous flash
Continuous flash 29
C o t n n i u o u s f a l s h
4, 6, 30 66
1.0s
4.0s
13
20
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