Mitsubishi Electric PUHY-M200YNW-A1 Service Handbook page 220

[7-7 Error Code Definitions and Solutions: Codes [5000 - 5999] ]
7-7-11 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
Hydro unit
Cause
(1) INV board failure
(2) Pump failure
For inverter-related error codes, refer to the following page(s). [8-10 Troubleshooting Inverter Problems]
BS_07_E
Check method and remedy
Refer to the following page(s).
[8-10-2 Checking the Inverter Board Error Detection Circuit]
[8-10-4 Checking the Inverter for Damage at No-Load]
[8-10-5 Checking the Inverter for Damage during Compressor Operation]
Refer to the following page(s).
[8-10-3 Checking the Compressor for Ground Fault and Coil Resistance Problems]
Check method and remedy
Refer to the following page(s).
[8-10-2 Checking the Inverter Board Error Detection Circuit]
[8-10-4 Checking the Inverter for Damage at No-Load]
[8-10-5 Checking the Inverter for Damage during Compressor Operation]
Refer to the following page(s).
[8-10-11 Checking the Pump Motor for Ground Fault and Coil Resistance Problems]
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