3
|
Components
Service manual
55
RXM20~71R + ARXM25~71R + FTXM20~71R + ATXM25~50R +
FVXM25~50A
Split New Perfera R32
ESIE20-11 – 2021.01
INFORMATION
Note the position of the Faston connectors on the compressor wire terminals to
allow correct connection during installation.
V
U
W
U
Wire terminal U
V
Wire terminal V
W
Wire terminal W
4
Set the Megger voltage to 500 V DC or 1000 V DC.
5
Measure the insulation resistance between the following terminals. The
measured insulation resistance MUST be >3 MΩ.
▪
U–ground,
▪
V–ground,
▪
W–ground.
Compressor insulation measurements
are correct?
Action
Yes
Compressor is OK. Return to
troubleshooting of the specific error
and continue with the next procedure.
No
3.2.2 Repair procedures
To remove the compressor insulation
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
Prerequisite:
Remove the required plate work, see
1
Detach all the strings.