Mitsubishi Electric R410A Service Handbook page 161

[7-1 Error Code and Preliminary Error Code Lists ]
Error
Prelimi-
(prelim-
Error nary
inary)
Code error
detail
code
code
[0]
[101]
[103]
4250 4350
[104]
4255 4355
4256 4356
[105]
(Note) (Note)
[106]
[107]
4260 - -
5101 1202 -
5102 1217 -
5103 1205 00
5104 1202 -
5105 1204 -
5106 1216 -
5107 1221 -
[0]
5110 1214
01
5201 - -
HWE14080
Error code definition
Backup operation
IPM error
DCCT overcurrent (H/W detection)
Short-circuited IPM/Ground fault
Overcurrent error due to short-circuited motor
Instantaneous overcurrent (S/W detection)
Overcurrent (effective value)(S/W detection)
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)
Indoor unit gas-side pipe
temperature (TH23)
OA processing unit gas-side
Temperature sensor fault
pipe temperature (TH3)
Pipe temperature at heatex-
changer outlet (TH3)
OA processing unit intake
air temperature (TH1)
Outside temperature
Temperature sensor fault
(TH24)
Outdoor unit discharge tem-
perature (TH4)
Accumulator inlet tempera-
Temperature sensor fault
ture (TH5)
HIC circuit outlet tempera-
Temperature sensor fault
ture (TH6)
Temperature sensor fault Outside temperature (TH7)
Backup operation
Heatsink temperature
Temperature sensor fault
(THHS)
High-pressure sensor fault (63HS1)
- 152 -
Searched unit
Notes
O
O (page 185)
O (page 187)
O (page 188)
O (page 189)
(page 187)
O
(page 189)
(page 187)
O
(page 189)
O (page 190)
O (page 191)
O (page 191)
O (page 191)
O (page 191)
O (page 192)
O (page 191)
O (page 191)
O (page 192)
O (page 191)
(page 191)
Detectable
O only by the All-
Fresh type in-
door units
O (page 192)
O (page 192)
O (page 192)
O (page 192)
O
O (page 193)
O (page 194)
GB