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Error Code [5301] Detail Code 116 (Tkmu); Error Code [5301] Detail Code 117 - Mitsubishi Electric PURY-HP72 Service Handbook

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[7-7 Error Code Definitions and Solutions: Codes [5000 - 5999] ]
7-7-10

Error Code [5301] Detail Code 116 (TKMU)

1. Error code definition
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
For inverter-related error codes, refer to the following page(s). [8-10 Troubleshooting Inverter Problems (TKMU)](page 288)
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
For inverter-related error codes, refer to the following page(s).
[8-10 Troubleshooting Inverter Problems (TKMU)](page 288)
[8-11 Troubleshooting Inverter Problems (YKMU)](page 298)
HWE13080
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.
Replace the INV board.
Check method and remedy
Refer to the following page(s).
(TKMU)
[8-10-2 Checking the Inverter Board Error Detection Circuit](page 290)
[8-10-4 Checking the Inverter for Damage at No-Load](page 290)
[8-10-5 Checking the Inverter for Damage during Compressor Operation](page 291)
(YKMU)
[8-11-2 Checking the Inverter Board Error Detection Circuit](page 300)
[8-11-4 Checking the Inverter for Damage at No-Load](page 300)
[8-11-5 Checking the Inverter for Damage during Compressor Operation](page 301)
Refer to the following page(s).
(TKMU)
[8-10-3 Checking the Compressor for Ground Fault and Coil Resistance Prob-
lems](page 290)
(YKMU)
[8-11-3 Checking the Compressor for Ground Fault and Coil Resistance Prob-
lems](page 300)
- 216 -
Check method and remedy
GB

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