Mitsubishi Electronics P168 Air Conditioner User Manual


 
[ IX Troubleshooting ]
- 225 -
HWE0803A GB
1. Error Code
DCCT sensor circuit fault (Detail code118)
2. Error definition and error detection method
When an error value is detected with the DCCT detection circuit just before the inverter starts
3. Cause, check method and remedy
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) (P96 and P120 model only)
Cause Check method and remedy
(1) Contact failure Check for good contact of the INV board connector CNCT and the connec-
tor on the DCCT side.
(2) INV board failure Refer to IX [4] -7- (2) [1], [3], [4].(page 295)
(3) DCCT sensor failure Replace the DCCT sensor.
(4) Compressor failure Refer to IX [4] -7- (2) [2].(page 295)
(5) Inverter failure Refer to IX [4] -7-.(page 293)