Error Code And Preliminary Error Code Lists - Mitsubishi Electric PUHY-HP200YNW-A Service Handbook

[7-1 Error Code and Preliminary Error Code Lists ]

7-1

Error Code and Preliminary Error Code Lists

7 Troubleshooting Using Error Codes
Error
Prelimi-
(prelim-
Error nary
inary)
Code error
detail
code
code
1
4300
5
0403 4305
6
4306
(Note)
0404 -
0900 -
1102 1202
1301 -
1302 1402
1500 1600
- 1605
2500 -
2502 -
2503 -
2600 -
2601 -
3121 -
3511 3611
3512 3612
4102 4152
4106 -
4109 -
4114 -
4116 -
4121 4171 −
4124 - −
[0]
[108]
[109]
4220 4320
[110]
4225 4325
4226 4326
[111]
(Note) (Note)
[112]
[129]
[131]
4230 4330
4235 4335 [125]
4236 4336
BS_07_L
Error code definition
Serial communication error/Panel communication error
- Indoor unit control-related errors
- Test run
- Discharge temperature fault
- Low pressure fault
- High pressure fault
- Refrigerant overcharge
- Preliminary suction pressure fault
- Drain sensor submergence
- Drain pump fault
- Drain sensor (Thd) fault
- Water leakage
- Water supply cutoff
- Out-of-range outside air temperature
- Refrigerant overcooling
- Locked cooling fan
- Open phase
- Transmission power supply fault
- Fan operation status detection error
- Indoor unit fan motor error
- RPM error/Motor error
Function setting error
Electric system not operate due to damper abnormality
Backup operation
Abnormal bus voltage drop (Software detection)
Abnormal bus voltage rise (Software detection)
BUS voltage error (Hardware detection)
Logic error
Logic error
Control power-supply fault
Low bus voltage at startup
Heatsink overheat protection
Searched unit
Notes
O O (page 6)
O (page 7)
O
O (page 8)
O (page 9)
O (page 10)
O (page 11)
O
O (page 12)
O (page 14)
O O (page 16)
O (page 17)
O (page 17)
O (page 18)
O (page 19)
O (page 20)
O (page 21)
O (page 22)
O (page 22)
O (page 23)
O O (page 23)
O (page 23)
O (page 24)
O
O (page 25)
O (page 26)
O (page 26)
O (page 27)
O (page 27)
O (page 27)
O (page 28)
O (page 28)
chapter 7 -
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