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[ IX Troubleshooting ]
- 264 -
HWE09080 GB
1. Error Code
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
Refer to section -6- "Inverter" under part [4] Troubleshooting Principal Parts for error codes related to the inverter.
1. Error Code
Faulty ACCT wiring (Detail code 120)
2. Error definition and error detection method
Presence of target current cannot be detected during the self-diagnostic operation immediately before startup. (Detection of
improperly mounted ACCT sensor)
3. Cause, check method and remedy
Refer to section -6- "Inverter" under part [4] Troubleshooting Principal Parts for error codes related to the inverter.
5301
Cause Check method and remedy
(1) Inverter output wiring problem Check output wiring connections.
Confirm that the U- and W-phase output cables are put through CT12
and CT22 on the INV board respectively.
(2) Inverter failure Refer to IX [4] -6-.
(3) Compressor failure Refer to IX [4] -6- (2) [2].
5301
Cause Check method and remedy
(1) Inverter output wiring problem Check output wiring connections.
Confirm that the U- and W-phase output cables are put through CT12
and CT22 on the INV board respectively.
(2) Inverter failure Refer to IX [4] -6-.
(3) Compressor failure Refer to IX [4] -6- (2) [2].
(4) INV board failure Replace the INV board.