Daikin Emura RXJ20A5V1B Service Manual page 67

To perform an insulation check of the compressor
RXJ20~50A + FTXJ-A(W)(S)(B)
Split Emura 3 R32
ESIE22-04B – 2022.08
Prerequisite: First perform an electrical check of the compressor, see
"4.2.1 Checking procedures" [
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
1 Before proceeding:
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 Class 20~35 unit
a Compressor wire terminals cover
A
A Class 42+50 unit
a Compressor wire terminals cover
3 Disconnect the Faston connectors from the compressor wire terminals U, V
and W.
4
62].
a
a
4 Components
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Service manual
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