Repair Procedures - Daikin Emura RXJ20A5V1B Service Manual

4 | Components

4.2.2 Repair procedures

To remove the compressor insulation
Service manual
68
INFORMATION
Note the position of the Faston connectors on the compressor wire terminals to
allow correct connection during installation.
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?
Yes
No
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.
V U
W
Action
Compressor is OK. Return to
troubleshooting of the specific error
and continue with the next procedure.
Replace the compressor, see
"4.2.2 Repair procedures" [
"4.14 Plate
4
68].
4
work" [ 144].
RXJ20~50A + FTXJ-A(W)(S)(B)
Split Emura 3 R32
ESIE22-04B – 2022.08