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Mitsubishi Electric PUHY-HP72 Service Handbook page 124

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[7-1 Error Code and Preliminary Error Code Lists ]
Error
Prelimi-
(prelim-
Error
nary
inary)
Code
error
detail
code
code
5106
1216
-
5107
1221
-
5115
[0]
5110
1214
01
5201
-
-
[0]
[115]
5301
4300
[117]
[119]
[120]
[127]
[0]
5305
4305
[135]
5306
4306
[136]
5701
-
-
6201
-
-
6202
-
-
[001]
6600
-
[002]
[001]
6601
-
[002]
[001]
6602
-
[002]
[001]
6603
-
[002]
6606
-
[003]
6607
-
-
6608
-
-
6831
-
-
6832
-
-
HWE18240_GB
Error code definition
HIC circuit outlet tempera-
Temperature sensor fault
ture (TH6)
Temperature sensor fault
Outside temperature (TH7)
Shell bottom temperature
Temperature sensor fault
(TH15)
Backup operation
Heatsink temperature
Temperature sensor fault
(THHS)
High-pressure sensor fault (63HS1)
Backup operation
ACCT sensor fault (YNU)
ACCT sensor fault (TNU)
ACCT sensor circuit fault
Open-circuited IPM/Loose ACCT connector
Faulty ACCT wiring
DCL electric current circuit error
Backup operation
Current sensor fault
Current sensor / circuit fault
Loose float switch connector
Remote controller board fault (nonvolatile memory error)
Remote controller board fault (clock IC error)
Detection of overlapped address in centralized control
system
Detection of overlapped address in indoor unit system
Detection of polarity setting error in centralized control
system
Detection of polarity setting error in indoor unit system
Transmission processor hardware error in centralized
control system
Transmission processor hardware error in indoor unit
system
Transmission Bus-Busy error in centralized control sys-
tem
Transmission Bus-Busy error in indoor unit system
Communication error between device processor on cir-
cuit board and M-NET processor
No ACK error
No response error
MA controller signal reception error (No signal reception)
MA remote controller signal transmission error (Synchro-
nization error)
Searched unit
Notes
O
(page 39)
O
(page 39)
O
(page 39)
O
O
(page 40)
O
(page 40)
O
O
(page 41)
O
(page 41)
O
(page 42)
O
(page 42)
O
(page 43)
O
(page 43)
O
O
(page 44)
O
(page 44)
O
(page 44)
O
(page 45)
O
(page 45)
O
O
O
O
(page 46)
O
O
O
O
(page 46)
O
(page 46)
O
(page 46)
O
O
O
O
(page 47)
O
O
O
O
(page 47)
O
O
O
O
(page 48)
O
O
O
O
(page 48)
O
O
O
O
(page 48)
O
O
O
O
(page 49)
O
O
O
O
(page 57)
O
O
(page 58)
O
O
(page 59)
chapter 7 -
3
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