Haier AS25THMHRA-C Service Manual page 306

10.3 Error Codes and Description indoor display
Indoor displaying panel code indication
Other display
Indoor and
Outdoor E7 Directly display
E1 Directly display
Indoor
E2 Directly display
Malfunction E4
Directly display
E14 Directly display
E5 Trouble record
E9 Trouble record
F12 Directly display
F1 Directly display
F22 Directly display
F3 Directly display
F20 Trouble record
F19 Trouble record
F27 Directly display
F4 Directly display
F8 Trouble record
F21 Directly display
F7 Directly display
Outdoor
Malfunction
F6 Directly display
F25 Directly display
F13 Trouble record
F14 Trouble record
F11 Directly display
F28 Directly display
F15 Trouble record
F2 Trouble record
F23 Trouble record
F9 Trouble record
F24 Trouble record
F34 Trouble record
F35 Trouble record
F43
Code indication
Only For 498 and
498A display
(Red/Green Time
Run □On★Flash■
Off)
■ ■ ★
★ ■ ■
★ □ □
★ □ ★
■ □ ★
□ ■ ★
□ ■ ★
■ ★ ■
□ ★ ★
★ ★ ■
■ ★ ■
■ ★ □
■ ★ □
■ ★ ■
■ ★ ■
■ ★ □
□ □ ★
■ ★ ■
□ ★ ■
★ □ ■
■ ★ □
■ ★ □
■ ★ ■
■ ★ ■
■ ★ □
■ ★ □
■ ★ □
/
★ ■ ★
/
■ ★ □
/
■ ★ ■
Outdoor
fault description
(LED1 flash
times)
Communication fault between
15
indoor and outdoor units
/ Indoor temperature sensor failure
/ Indoor coil sensor failure
/ Indoor eeprom failure
/ Indoor fan failure
22 Internal unit antifreeze protection
21 Internal unit overload
1 Eeprom failure
2 IPM failure
3 AC current overcurrent protection
Communication error between
4 module board and main PCB
board.
5 High pressure protection
Power over/under voltage
6
protection
Compressor stall / press
7
instantaneous stop
Compressor discarging
8
temperature protection
9 Abnormal of DC motor
10 Abnormal of piping sensor
11 Suction temperature sensor failure
Abnormal of outdoor ambient
12
sensor
Abnormal of compressor
13
discharge sensor
16 Lack of refrigerant
17 4-way valve reverse failure
18 Compressor jam (only for spdu)
19 Module PWM select circuit error
Outdoor terminal block
20
temperature protection
Instantaneous over-current
24
protection of the compressor
Compressor U-phase overcurrent
25 Compressor V-phase overcurrent
Compressor W-phase overcurrent
26 Module reset
27 CT disconnection
37 Outdoor coil protection
38 Compressor driver board failure
46 Model matching abnormality
28
Service diagnosis
Reference
Page
Page.39
Page.29
Page.29
Page.30
Page.31
Page.42
Page.30
Page.34
Page.35
Page.36
Page.37
Page.38
Page.32
Page.29
Page.29
Page.29
Page.29
Page.41
Page.41
Page.35
Page.35
Domestic air conditioner
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