Mitsubishi Electric PURY-P72 Service Handbook page 190

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[IX Troubleshooting]
Searched unit
Error
...
Prelimi-
(prelim-
~
Error nary
~
Q;
~
Code
inary)
Error code definition
·c
~
'5
>-
c
Notes
error
::J
·c
«
0
code
detail
0
::J
~
Z
()
code
0
0
0
rn
~
:E
0
0
rn
E
::J
-0
()
0
oS
Ql
0
!Xl ...J
a::
Indoor unit pipe tempera-
0
Temperature sensor
ture (TH22)
5102 1217
-
fault
OA processing unit pipe
temperature (TH2)
0
Indoor unit gas-side pipe
0
temperature (TH23)
Temperature sensor
OA processing unit gas-
5103
1205 00
side pipe temperature 0
fault
(TH3)
Pipe temperature at heat
0
exchanger outlet (TH3)
OA processing unit intake
0
air temperature (TH1)
Detectable
5104 1202
-
Temperature sensor Outside temperature
0
only by the AII-
fault (TH24)
Fresh type in-
door units
Outdoor unit discharge
0
temperature (TH4)
5105 1204
-
Temperature sensor Accumulator inlet tempera-
0
fault ture (TH5)
5106 1216
-
Temperature sensor
Heat exchanger inlet tem-
0
fault
perature (TH6)
5107 1221
-
Temperature sensor
Outside temperature (TH7) 0
fault
5110
1214
01
Temperature sensor Heatsink temperature
0
fault
(THHS)
5111
- -
Liquid inlet temperature
0
(TH11 )
5112
- -
Bypass outlet temperature
0
Temperature sensor
(TH12)
fault
5115
- -
(BC controller)
LEV3 outlet temperature
a
(TH15)
5116
- -
LEV3 inlet temperature
a
(TH16)
5201
- -
High-pressure sensor fault (63HS1) 0
5201 1402
-
High-pressure sensor fault
0 0
(Outdoor unit HPSIBC controller PS1)
5203
- -
Intermediate pressure sensor fault
0
(BC controller PS3)
[115]
ACCT sensor fault 0
[117]
ACCT sensor circuit fault 0
5301 4300
[119] Open-circuited IPM/Loose ACCT connector
0
[120]
Faulty ACCT wiring 0
5401
-
-
Temperature sensor fault
0
5701
- -
Loose float switch connector 0
HWE0803A
- 180-
GB