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Components
Service manual
103
RXM20~71R + ARXM25~71R + FTXM20~71R + ATXM25~50R +
FVXM25~50A
Split New Perfera R32
ESIE20-11 – 2021.01
Prerequisite:
Remove the required plate work, see
1
Turn ON the power of the unit.
2
Measure the voltage between the pins 1‑4 of the connector S300A on the
innndoor unit main PCB.
Result:
The measured voltage MUST be 324 V DC.
a
A
A
Wall mounted indoor unit
a
Connector S300A
a
A
A
Floor standing indoor unit
a
Connector S300A
Is the measured voltage on the indoor
unit main PCB correct?
Action
Yes
Return to
102] of the indoor unit
main PCB and continue with the next
procedure.
No
Continue with the next step.