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Haier 1U09MAEFRA User Manual

Haier 1U09MAEFRA
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Page #27 background image
Outdoor Unit Troubleshooting
Code indication
Indoor displaying
panel code indication
Outdoor
fault description
(LED1 flash
times)
Indoor and
15
Communication fault between indoor and outdoor
units
Outdoor
E7
Direc
tly display
E1
Direc
tly display
/
Indoor temperature sensor failure
Indoor
E2 Directly display
/
Indoor coil sensor failure
Malfunction
E4
Directly display
/
Indoor eeprom failure
E14
Directly display
/
Indoor fan failure
E5 Trouble record
22 Internal unit antifreeze protection
E9
Trouble record
21 Internal unit overload
F12
Directly display
1
Eeprom failure
F1
Directly display
2
IPM failure
F22
Directly display
3
AC current overcurrent protection
Communication error between module board
and main PCB board.
4
F3
Directly display
F20
Trouble record
5 High pressure protection
6
Power over/under voltage protection
F19
Trouble record
7
Compressor stall / press instantaneous stop
F27
Directly display
8
Compressor discarging temperature protection
F4
Directly display
F8
Trouble record
9 Abnormal of DC motor
F21
Directly display
10 Abnormal of piping sensor
F7
Directly display
11 Suction temperature sensor failure
Outdoor
Malfunction
12
Abnormal of outdoor ambient sensor
F6
Directly display
13
Abnormal of compressor discharge sensor
F25
Directly display
F13
Trouble record
16
Lack of refrigerant
F14
Trouble record
17 4-way valve reverse failure
F11 Directly display
18 Compressor jam (only for spdu)
F28
Directly display
19
Module PWM select circuit error
20
Outdoor terminal block temperature protection
F15
Trouble record
24
Instantaneous over-current protection of the
compressor
F2 Trouble record
Compressor U-phase overcurrent
Compressor V-phase overcurrent
Compressor W-phase overcurrent
25
F23
Trouble record
F9
Trouble record
26 Module reset
F24 Trouble record
27 CT disconnection
F34 Trouble record
37 Outdoor coil protection
F35 Trouble record
38 Compressor driver board failure
F43
/ 46 Model matching abnormality
25

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Haier 1U09MAEFRA Specifications

General IconGeneral
BrandHaier
Model1U09MAEFRA
CategoryAir Conditioner
LanguageEnglish

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