Error Display; Indoor Unit Display - Fujitsu AB*30LBAG series Service Instruction

Large ceiling type inverter
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7. TROUBLESHOOTING

7-1 ERROR DISPLAY

7-1-1 INDOOR UNIT DISPLAY

1. ERROR DISPLAY
Please refer the blinking pattern as follows.
Error Contents
Indoor EEPROM abnormal (Model No.)
Room temperature sensor open
Room temperature sensor short-circuited
Indoor heat exchanger temperature
sensor open
Indoor heat exchanger temperature
sensor short-circuited
Communication error
(Serial reverse transfer error)
Indoor fan motor abnormal
Outdoor communication signal error
(Forward transfer signal error)
Outdoor heat exchanger temperature
sensor error
Outdoor temperature sensor error
Outdoor discharge pipe temperature
sensor error
Compressor temperature sensor
Pressure switch error
IPM error
CT error
Active filter module (AFM) error
Compressor rotor location cannot detect
(permanent stop)
Outdoor unit fan motor error
2. ERROR DISPLAY METHOD
LED Continuous Blink : 0.1sec ON / 0.1sec OFF blinking
0.1sec
ON
OFF
LED Blink (2 to 14 times) : 0.5sec ON / 0.5sec OFF blinking
0.5sec
ON
OFF
error
0.1sec
0.5sec
5sec
Operation
Timer LED
LED
(RED)
(GREEN)
Continuous
Continuous
blink
blink
Continuous
2 times blink
blink
Continuous
2 times blink
blink
Continuous
3 times blink
blink
Continuous
3 times blink
blink
Continuous
5 times blink
blink
Continuous
6 times blink
blink
Continuous
5 times blink
blink
Continuous
3 times blink
blink
Continuous
4 times blink
blink
Continuous
5 times blink
blink
Continuous
8 times blink
blink
Continuous
9 times blink
blink
Continuous
10 times blink
blink
Continuous
11 times blink
blink
Continuous
12 times blink
blink
Continuous
13 times blink
blink
Continuous
14 times blink
blink
07-01
Vertical
Trouble
Swing LED
shooting
(ORANGE)
8
OFF
OFF
3
Continuous
blink
OFF
4
Continuous
blink
2
OFF
9
OFF
Continuous
10
blink
5
OFF
6
OFF
7
OFF
11
OFF
12
OFF
13
OFF
14
OFF
15
OFF
16
OFF
17
OFF

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