Fujitsu ASU9RL - Indoor Unit Display

06-04
1. ERROR DISPLAY
6-1-3 INDOOR UNIT DISPLAY
Communication error in start-up
(Serial reverse transfer error)
Error contents
Operation
LED
Trouble
shooting
Communication error in operation
(Serial reverse transfer error)
Communication error in operation
(Serial forward transfer error)
Communication error in start-up
(Serial forward transfer error)
Timer
LED
OFF
OFF
OFF
OFF
OFF
2 times flash
2 times flash
3 times flash
3 times flash
3 times flash
4 times flash
5 times flash
5 times flash
5 times flash
5 times flash
6 times flash
6 times flash
7 times flash
7 times flash
8 times flash
2 times flash
3 times flash
4 times flash
5 times flash
8 times flash
2 times flash
3 times flash
2 times flash
3 times flash
4 times flash
2 times flash
2 times flash
3 times flash
5 times flash
6 times flash
2 times flash
3 times flash
2 times flash
3 times flash
4 times flash
LED concurrently blinking
Communication error (indoor unit remote control)
Room temperature sensor error
Indoor heat exchanger temperature sensor error
Outdoor discharge pipe temperature sensor error
Outdoor heat exchanger temperature sensor(outlet) error
Outdoor temperature sensor error
Indoor manual auto switch error
IPM error
CT error
Compressor rotor location cannot detect
(permanent stop)
Outdoor unit fan motor error
Indoor fan motor lock error
Indoor fan motor rev abnormal
Discharge temperature error
Excessive high pressure protection on cooling
PFC circuit error
Indoor EEPROM abnormal (Model No.)
2
2
1
3
11
11
4
7
5
6
17
12
13
15
16
10
10
8
18
19
9
8 times flash
2 times flash
Active filter module (AFM) error (First)
14
8 times flash
3 times flash
14
Active filter module (AFM) error (Second)