Mitsubishi P144T(Y)JMU-A PUHY-P168 Air Conditioner User Manual


 
[ IX Troubleshooting ]
- 194 -
HWE09120 GB
1. Error Code
ACCT sensor fault (Detail code 115)
2. Error definition and error detection method
When the formula "output current < 2 Arms" remains satisfied for 10 seconds while the inverter is in operation.
3. Cause, check method and remedy
P72 model
P96, P120, P144 models
Refer to section -6-"Inverter (TJMU-A)" under part [4] Troubleshooting Principal Parts for error codes related to the
inverter.(page 251)
5301 (TJMU-A)
Cause Check method and remedy
(1) Inverter open output phase Check the output wiring connections.
(2) Compressor failure Refer to IX [4] -6- (2) [2].(page 253)
(3) INV board failure Refer to IX [4] -6- (2) [1], [3], [4].(page 253)
Cause Check method and remedy
(1) Inverter open output phase Check the output wiring connections.
(2) Compressor failure Refer to IX [4] -6- (2) [2].(page 253)
(3) INV board failure Refer to IX [4] -6- (2) [1], [3], [4].(page 253)
(4) Contact failure Check the connection of the connector (CNCT2) on the INV board-
INV board.
(5) ACCT sensor failure Refer to IX [4] -6- (4).