Mitsubishi Electric PURY-P72 Service Handbook page 189

[IX Troubleshooting]
[1] Error Code Lists
Searched unit
Prelimi-
Error
$
Error nary
(prelim-
2
e
inary) Error code definition
"c
"E
Notes
Code
::J
°c
e
>-
error
detail
«
0
code
5
::J
C
Z
u
5
Q)
code
0
0 C/)
"0
:g
0
u
C/)
E
::J
"0
()
a
Q)
a
.£
D:l
...J
0::
4300
01
0403
4305
05 Serial communication error
0
(Note)
1102 1202
-
Discharge temperature fault
0
1301
- -
Low pressure fault 0
1302 1402
-
High pressure fault 0
1500 1600
-
Refrigerant overcharge
0
-
1605
-
Preliminary suction pressure fault
0
2500
- -
Drain sensor submergence
0
2502
- -
Drain pump fault
0 0
2503
- -
Drain sensor (Thd) fault 0 0
2600
- -
Water leakage
0
2601
- -
Water supply cutoff 0
3121
- -
Out-of-range outside air temperature
0
4102
4152
-
Open phase 0
4106
- -
Transmission power supply fault
0
4115
- -
Power supply signal sync error 0
4116
- -
RPM error/Motor error
0 0
[108] Abnormal bus voltage drop 0
4220 4320
[109]
Abnormal bus voltage rise 0
4225 4325
(Note) (Note)
[111] Logic error
0
[131] Low bus voltage at startup
0
4230 4330
-
Heatsink overheat protection 0
4240 4340
-
Overload protection 0
[101] IPM error 0
[102] ACCT overcurrent (HIW detection) 0
4250
[103] DCCT overcurrent (HIW detection) 0
4350
4255 4355 [104] Short-circuited IPM/Ground fault 0
(Note) (Note)
[105]
Overcurrent error due to short-circuited motor 0
[106] Instantaneous overcurrent 0
[107] Overcurrent 0
4260
- -
Heatsink overheat protection at startup 0
Return air temperature
0
5101 1202
Temperature sensor
(TH21 )
-
fault
OA processing unit inlet
0
temperature (TH4)
HWEOB03A - 179- GB