4
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Components
Service manual
137
RXM20~71R(9) + ARXM25~71R(9) + FTXM20~71R + ATXM25~50R +
FVXM25~50A
Split New Perfera R32
ESIE20-11B – 2022.02
2
Check that all wires are properly connected and that all connectors are fully
plugged‑in.
3
Check that no connectors or wires are damaged.
4
Check that the wiring corresponds with the wiring diagram, see
INFORMATION
Correct the wiring as needed.
Is the problem solved?
Action
Yes
No further actions required.
No
Return to
135] of the PCB and
continue with the next procedure.
To check the fuse of the main PCB
Prerequisite:
First perform all earlier main PCB checks, see
135].
1
Measure the continuity of the fuse. If no continuity is measured, the fuse has
blown.
c a
b
a
Fuse F1U
b
Fuse F2U
c
Fuse F3U
Blown fuse on the main PCB?
Action
Yes
Replace the main PCB, see
140].
No
Return to
135] of the main PCB
and continue with the next procedure.
To check the rectifier voltage of the main PCB
Prerequisite:
First perform all earlier main PCB checks, see
135].
1
Turn ON the power of the unit.