Daikin Perfera FVXM A Series - Repair Procedures

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 Replace the compressor, see "Repair
procedures"[455].
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 "3.14Plate work"[4151].
1 Detach all the strings.