Mitsubishi Electric PUHY-M200YNW-A1 Service Handbook page 165

[7-1 Error Code and Preliminary Error Code Lists ]
Error
Prelimi-
(prelim-
Error nary
inary)
Code error
detail
code
code
[0]
[108]
[109]
[110]
4220 4320
4225 4325
[111]
4226 4326
(Note) (Note)
[112]
[123]
[129]
[131]
4228 4328 [101]
4230 4330
4235 4335 [125]
4236 4336
4230 4330 [126]
4240 4340
4245 4345 -
4246 4346
[0]
[101]
[104]
[105]
4250 4350
4255 4355
[106]
4256 4356
(Note) (Note)
[107]
[121]
[122]
4250 4350 [128]
4255 4355
[137]
4256 4356
4260 - -
5101 1202 -
5102 1217 -
2
- chapter 7
Error code definition
Backup operation
Abnormal bus voltage drop (Software detection)
Abnormal bus voltage rise (Software detection)
BUS voltage error (Hardware detection)
Logic error
Logic error
Voltage boost control error
Control power-supply fault
Low bus voltage at startup
BUS voltage error (Software detection)
Heatsink overheat protection
DCL temperature fault
Overload protection
Backup operation
IPM error
Short-circuited IPM/Ground fault
Overcurrent error due to short-circuited motor
Instantaneous overcurrent breaker error (S/W detec-
tion)
Overcurrent breaker error (effective value) (S/W detec-
tion)
DCL overcurrent breaker error (hardware detection)
DCL overcurrent breaker error (software detection)
DCL overcurrent breaker error (hardware detection)
Step-out fault
Heatsink overheat protection at startup
Return air temperature
(TH21)
Temperature sensor fault
OA processing unit inlet
temperature (TH4)
Indoor unit pipe tempera-
ture (TH22)
OA processing unit pipe
Temperature sensor fault
temperature (TH2)
HIC bypass circuit outlet
temperature (TH2)
Searched unit
Notes
O
O O (page 35)
O O (page 37)
O (page 37)
O O (page 38)
O (page 38)
O (page 38)
O (page 39)
O O (page 39)
O (page 40)
O O (page 41)
O (page 42)
O O (page 43)
O
O O (page 44)
O O (page 45)
O O (page 46)
O O (page 47)
O O (page 47)
O (page 48)
O (page 48)
O (page 48)
O (page 48)
O O (page 49)
O (page 50)
O (page 50)
O (page 50)
O (page 50)
O (page 51)
BS_07_E