Failure Code - Haier AB072MRERA Service Manual

25. Failure Code

Indoor unit failure code
Flash times of LED
Indication
on indoor PCB/
on wired
timer LED on remote
controller
receiver
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
0C 12
12 18
Outdoor
20
failure code
High wall (AS*2MGERA) failure code
Indication
PCB LED
on wired
flash times
controller
1 E01
2 E02
3 E03
4 E04
5 E05
6 E06
7 E07
8 E08
9 E09
12 E12
14 E14
18 E18
20 E20
Indoor ambient temp. sensor TA failure
Indoor coil pipe temp. sensor TC1 failure
Indoor coil pipe temp. sensor TC2 failure
Dual heat source sensor TW failure
Indoor EEPROM failure
Communication between indoor and outdoor
failure
Communication between indoor and wired
controller failure
Indoor float switch failure
Indoor address repeated failure
No 50Hz zero passage signal
The 4-way valve of 3-pipe valve box reversing failure
Outdoor failure code
Failure code definition
Indoor ambient temp. sensor TA failure
Indoor coil pipe temp. sensor TC1 failure
Indoor coil pipe temp. sensor TC2 failure
Dual heat source sensor TW failure
Indoor EEPROM failure
Communication between indoor and outdoor failure
Communication between indoor and wired controller failure
Indoor float switch failure
Indoor address repeated failure
No 50Hz zero passage signal or wired controller DCSHORT protect
DC motor failure
The 4-way valve of 3-pipe valve box reversing failure
Outdoor failure code
Failure code definition
628
Remark
Resumable
Unresumable
Resumable
Resumable
Resumable
Resumable
Resumable
Unresumable
Resumable
Remark
Resumable
Unresumable
Resumable
Resumable
Resumable
Resumable
Resumable
Resumable
Resumable
Unresumable
Resumable