Mitsubishi Electric PEFV-P72NMHSU-E Technical & Service Manual page 20

2. Error Code Lists
Error
Prelimi-
(prelim-
Error nary
inary)
Code error
detail
code
code
01
4300
0403 05
4305
(Note)
0900 - -
1102 1202 -
1301 - -
1302 1402 -
1500 1600 -
- 1605 -
2500 - -
2502 - -
2503 - -
2600 - -
2601 - -
4102 4152 -
4106 - -
4109 - -
4115 - -
4116 - -
[108]
4220 4320
[109]
4225 4325
[111]
(Note) (Note)
[131]
4230 4330
-
4235 4335
4240 4340 -
[101]
[104]
[105]
4250 4350
4255 4355 [106]
(Note) (Note)
[107]
[121]
[122]
4260 - -
5101 1202 -
HWE1017B
Error code definition
Serial communication error
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
Open phase
Transmission power supply fault
Fan operation status detection error
Power supply signal sync error
RPM error/Motor error
Abnormal bus voltage drop
Abnormal bus voltage rise
Logic error
Low bus voltage at startup
Heatsink overheat protection
Overload protection
IPM error
Short-circuited IPM/Ground fault
Overcurrent error due to short-circuited motor
Instantaneous overcurrent (S/W detection)
Overcurrent (effective value) (S/W detection)
Position detection error at startup
Position detection error during operation
Heatsink overheat protection at startup
Return air temperature
(TH21)
Temperature sensor
fault
OA processing unit inlet
temperature (TH4)
- 14 - 14
Searched unit
Notes
O O
O
O
O
O
O
O
O
O
O O
O
O
O
O
O
O
O O
O O
O O
O O
O
O O
O
O O
O O
O O
O O
O O
O
O
O
O
O
GB