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Mitsubishi Electric PURY-RP200 Service Handbook page 190

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[ 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 -7-"Inverter" under part [4] Troubleshooting Principal Parts for error codes related to the inverter.(page 250)
1. Error Code
5301
DCCT sensor fault (Detail code116)
2. Error definition and error detection method
When the bus current less than 18 Apeak is detected at startup (6Hz)
3. Cause, check method and remedy
Cause
(1)
Contact failure
(2)
Misorientation
(3)
DCCT sensor failure
(4)
INV board failure
Refer to section -7-"Inverter" under part [4] Troubleshooting Principal Parts for error codes related to the inverter.(page 250)
HWE10020
Check method and remedy
Check the output wiring connections.
Refer to IX [4] -7- (2) [2].(page 252)
Refer to IX [4] -7- (2) [1],[3],[4].(page 252)
Check method and remedy
Check the contact of the connector (CNCT) on the INV board, and the
contact the connector on DCCT side.
Check the installation direction of DCCT.
Replace the DCCT sensor.
The problem persists after a restart, replace the inverter board.
- 181 -
GB
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