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Components
Service manual
49
FTXF20~71A + FTXF20~25B + FTXF20~42C + ATXF20~71A + ATXF20~42C
+ RXF20~71A + RXF20~60B + RXF20~42C + ARXF20~71A + ARXF20~42C
Split Sensira R32
ESIE18-12E – 2021.02
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
49].
2.2.2 Repair procedures
To remove the compressor
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
Prerequisite:
Remove the required plate work, see
Prerequisite:
Remove the compressor insulation.
Prerequisite:
Recuperate the refrigerant from the refrigerant circuit, see
1
If needed, remove any parts to create more space for the removal of the
compressor.
DANGER: RISK OF ELECTROCUTION
Wait for at least 10 minutes after the circuit breaker has been turned OFF, to be sure
the rectifier voltage is below 10 V DC before proceeding.
2
Remove the cover of the compressor wire terminals.
a
a
Compressor wire terminals cover
3
Disconnect the Faston connectors from the compressor wire terminals U, V
and W.
Summary of Contents for Sensira Series
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