Mitsubishi Alarm Code #451 cause 2



Alarm Code #451
Model CPE52, 53, 14, 15, 15V, 16
Failure Lock or short circuit of Evaporator fan motor ( Hi )
Countermeasure
<< Cause -(2) >>
Other motors and Heaters are turned ON due to fused and stuck contact points of contactors and so on.
< Check >
Select “ Display test ” under the test mode, and check if all loads are turn OFF.
< Action >
Remove the causes preventing the other loads from turning OFF.

No comments :