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[ IX Troubleshooting ]
- 226 -
HWE0803A 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
P72 model
P96 and P120 models
Refer to section -7- "Inverter (THMU-A)" under part [4] Troubleshooting Principal Parts for error codes related to the
inverter.(page 293)
5301 (THMU-A)
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] -7- (2) [3], [4].(page 296)
(3) Compressor failure Refer to IX [4] -7- (2) [2].(page 295)
Cause Check method and remedy
(1) ACCT sensor disconnection Check the connection of the connector (CNCT2) on the INV board.
Check for proper mounting of ACCT.
(2) ACCT sensor failure Refer to IX [4] -7- (4).
(3) Inverter failure Refer to IX [4] -7- (2) [3], [4].(page 296)
(4) Compressor failure Refer to IX [4] -7- (2) [2].(page 295)