[7-1 Error Code and Preliminary Error Code Lists ]
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HWE12050 GB
7 Troubleshooting Using Error Codes
7 Troubl eshooting U sing Erro r Codes
7-1 Error Code and Preliminary Error Code Lists
Error
Code
Prelimi-
nary
error
code
Error
(prelim-
inary)
detail
code
Error code definition
Searched unit
Notes
0403
4300
4305
4306
1
5
6
(Note)
Serial communication error/Panel communication error O O (page 148)
0900 - - Test run O
1102 1202 - Discharge temperature fault O (page 149)
1301 - - Low pressure fault O (page 150)
1302 1402 - High pressure fault O (page 151)
1500 1600 - Refrigerant overcharge O (page 152)
- 1605 - Preliminary suction pressure fault O
2500 - - Drain sensor submergence O (page 153)
2502 - - Drain pump fault O (page 155)
2503 - - Drain sensor (Thd) fault O O (page 157)
2600 - - Water leakage O (page 158)
2601 - - Water supply cutoff O (page 158)
3121 - - Out-of-range outside air temperature O (page 159)
4102 4152 - Open phase O (page 160)
4106 - - Transmission power supply fault O (page 161)
4109 - - Fan operation status detection error O (page 161)
4115 - - Power supply signal sync error O (page 162)
4116 - - RPM error/Motor error O O (page 162)
4121 4171 Function setting error O (page 163)
4220
4225
4226
(Note)
4320
4325
4326
(Note)
[0] Backup operation O
[108] Abnormal bus voltage drop O (page 164)
[109] Abnormal bus voltage rise O (page 166)
[111] Logic error O (page 166)
[131] Low bus voltage at startup O (page 167)
4230 4330 - Heatsink overheat protection O (page 167)
4240 4340 - Overload protection O (page 168)
4250
4255
4256
(Note)
4350
4355
4356
(Note)
[0] Backup operation O
[101] IPM error O (page 169)
[104] Short-circuited IPM/Ground fault O (page 171)
[105] Overcurrent error due to short-circuited motor O (page 172)
[106] Instantaneous overcurrent (S/W detection) O (page 170)
[107] Overcurrent (effective value)(S/W detection) O (page 170)
4260 - - Heatsink overheat protection at startup O (page 172)
Remote controller
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