Check Code Lists - Mitsubishi Electric CITY MULTI PUHY-P108 Service Handbook

IX Troubleshooting

[1] Check 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 - -
4103 - -
4108 4158 -
4115 - -
4116 - -
[108]
4220 4320
[109]
4225 4325
(Note) (Note)
[110]
[111]
4230 4330
4235 4325 -
(Note) (Note)
4240 4340
4245 4345 -
(Note) (Note)
[101]
[102]
[103]
4250 4350
[104]
4255 4355
(Note) (Note)
[105]
[106]
[107]
Error code definition
Serial communication error
Test run mode
Abnormal discharge air temperature
Abnormal low pressure
Abnormal high pressure
Excessive or insufficient refrigerant
Preliminary suction pressure abnormality
Water leakage
Drain pump failure/Float switch trip
Drain pump failure/Float switch trip
Water leakage
Water supply cut-off
Reverse phase/open phase
Overcurrent protection
Power supply sync signal abnormality
RPM error/Motor malfunction
Bus voltage drop
(S/W detection)
Bus voltage rise
(S/W detection)
Bus voltage abnormality
(H/W detection)
Logic error
Heatsink overheat protection
Overload protection
IPM error
ACCT overcurrent breaker trip (H/W detection)
DCCT overcurrent breaker trip (H/W detection)
IPM short/grounding abnormality
Overcurrent error due to short-circuited motor
Instantaneous overcurrent breaker trip (S/W de-
tection)
Effective overcurrent breaker trip (S/W detection)
- 235 -
[ IX Troubleshooting ]
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