Haier AC242ACEAA [347/408] Failure code

Haier AC282AFERA [347/408] Failure code
Trouble description
Display of
LED borad
LED 5-4-3-2-1
Analyze and diagnose
Flash times
of LED on
mainborad
01111
Eeprom failure 01110 Outdoor main board eeprom fail 14
IPM failure 00001 IPM failure 1
Compressor U-phase
over-current
00101 The current of compressor U-phase is too high 32
Communication error between
main board and spdu module
10110 Communication fail over 4min 22
High pressure protection 01000 System high pressure over 4.5Mpa 8
Module over-voltage protection
(only for ISPM)
11010 Send from ISPM module 26
Compressor start-up abnormal 10001 Compressor start-up abnormal 17
Compressor discharging
temprerture protection
00100
Compressor discharging tempreature over 120
centigrade
4
Abnormal of DC moter 00010 Jam of DC motor or motor failure 2
Abnormal of piping sensor 00111
Piping sensor short-circuit or open-circuit last
60 sec
7
Abnormal of Compressor
suction sensor
10101
Compressor suction sensor short-circuit or
open-circuit last 60 sec
21
Abnormal of outdoor ambient
sensor
00110
Outdoor ambient sensor short-circuit or
open-circuit last 60 sec
6
Abnormal of compressor
discharge sensor
01001
Compressor discharge sensor short-circuit or
open-circuit last 60 sec
9
Spdu / IPM module over
current protection
00101 Current of spdu / ISPM module over limit 5
Communication error between
indoor and outdoor unit
00011 Communication fail over 4min 3
Compressor V-phase
over-current
00101 The current of compressor V-phase is too high 33
Compressor W-phase
over-current
00101 The current of compressor W-phase is too high 34
Compressor jam(only for spdu) Inner compressor is abnormal jamed 15
Compressor phase loss 11110 U/V/W loss 30
Module lack-voltage protection
(only for ISPM)
11011 Send from ISPM module 27
Module PWM select circuit error 01011 Module PWM select wrong circuit 11
Detect PFC over-current
01100
The current of PFC circuit is too high
12
Compressor parameter error 10010
Wrong compressor parameter is selected in the
Eeprom
18
SPDU Communication error 10110 Communication error send from SPDU 22
Circuit error detected by current 10011 Circuit damage detected by the current 19
PFC voltage abnormal 11111 Voltage of PFC circuit is abnormal 31
Module error 01101 Module error 13
The power supply is not the
50Hz
01010 The power supply is not the 50Hz 10
Condenser air inlet temp. sensor
failure
11001
Condenser air inlet temp. sensor short-circuit or
open-circuit last 60 sec
25
Low pressure protection 11000 System low pressure under 0.05Mpa 24
4-way valve reverse failure 11100
Alarm and stop if detect Td-Tci<=25 last for 1min
after compressor has started for 10min in heating
mode, confirm the failure if it appears 3 times
in one hour.
28
Lack off refrigerant or discharge
side dirty
11101
Alarm and stop if detect Td-Tci>=25 last for 1min
after compressor has started for 10min in cooling
mode, confirm the failure if it appears 3 times
in one hour
29
For A
U12
1.2.2 For inverter outdoor unit( ERA)
*
Failure code
-330-

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