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Mitsubishi Electric PUHY-HP200YNW-A Service Handbook page 152

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[7-7 Error Code Definitions and Solutions: Codes [5000 - 5999] ]
7-7-6
Error Code [5301] Detail Code 117
1. Error code definition
ACCT sensor circuit fault (Detail code 117)
2. Error definition and error detection method
When an error value is detected with the ACCT detection circuit just before the inverter starts
3. Cause, check method and remedy
Cause
(1)
INV board failure
(2)
Compressor failure
For inverter-related error codes, refer to the following page(s). [8-9 Troubleshooting Inverter Problems]
7-7-7
Error Code [5301] Detail Code 119
1. Error code definition
Open-circuited IPM/Loose ACCT connector (Detail code 119)
2. Error definition and error detection method
Presence of enough current cannot be detected during the self-diagnostic operation immediately before inverter startup.
3. Cause, check method and remedy
Cause
(1)
ACCT sensor disconnection
(2)
ACCT sensor failure
(3)
Inverter failure
(4)
Compressor failure
For inverter-related error codes, refer to the following page(s). [8-9 Troubleshooting Inverter Problems]
BS_07_L
Check method and remedy
Refer to the following page(s).
[8-9-2 Checking the Inverter Board Error Detection Circuit]
[8-9-4 Checking the Inverter for Damage at No-Load]
[8-9-5 Checking the Inverter for Damage during Compressor Operation]
Refer to the following page(s).
[8-9-3 Checking the Compressor for Ground Fault and Coil Resistance Problems]
Check the connector CNCT2 on the INV board for proper connection.
Check the ACCT for proper connection.
Refer to the following page(s).
[8-9-13 Simple Check on Inverter Circuit Components]
Refer to the following page(s).
[8-9-4 Checking the Inverter for Damage at No-Load]
[8-9-5 Checking the Inverter for Damage during Compressor Opera-
tion]
Refer to the following page(s).
[8-9-3 Checking the Compressor for Ground Fault and Coil Resis-
tance Problems]
Check method and remedy
39
chapter 7 -

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