Mitsubishi Electric PUHY-HP200 Service Handbook page 153

[ IX Troubleshooting ]
1. Error Code
5301
ACCT sensor fault (Detail code 115)
2. Error definition and error detection method
When the formula "output current < 1.5 Arms" remains satisfied for 10 seconds while the inverter is in operation.
3. Cause, check method and remedy
Cause
(1) Inverter open output phase
(2) Compressor failure
(3) INV board failure
Refer to section -6-"Inverter" under part [4] Troubleshooting Principal Parts for error codes related to the inverter.(page 195)
1. Error Code
5301
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
Refer to section -6-"Inverter" under part [4] Troubleshooting Principal Parts for error codes related to the inverter.(page 195)
HWE08110
Check method and remedy
Check the output wiring connections.
Refer to IX [4]-6-(2)[2].(page 197)
Refer to IX [4]-6-(2)[1],[3],[4].(page 197)
Check method and remedy
Refer to IX [4]-6-(2)[1],[3],[4].(page 197)
Refer to IX [4]-6-(2)[2].(page 197)
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