![background image](http://html1.mh-extra.com/html/daikin/split-sensira-r32/split-sensira-r32_service-manual_4171547101.webp)
3
|
Components
Service manual
101
(A)(F)TXF20~71A + FTXF20~25B + (A)(F)TXF20~42C + (A)(F)TXF20~42D +
(A)(F)TXF20~42E + (A)RXF20~71A + RXF20~60B + (A)RXF20~42C +
(A)RXF20~42D + (A)RXF20~42E
Split Sensira R32
ESIE18-12G – 2023.01
VDC
Com
Ref
VDC
Com
Ref
DC–
V
0.475 V
V
DC–
O.L
DC–
W
0.475 V
W
DC–
O.L
Are the test results OK?
Action
Yes
Power modules are OK. Return to
main PCB and continue with the next
procedure.
No
Replace the main PCB, see
101].
Problem solved?
After all checking procedures listed above have been performed:
Is the problem solved?
Action
Yes
No further actions required.
No
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Repair procedures
To correct the wiring from the main power supply terminal to the main PCB
(A)RXF20~35D + (A)RXF20~42E units
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
1
Remove the required plate work, see
2
Make sure that all wires are firmly and correctly connected, see
3
Check the continuity of all wires.
4
Replace any damaged or broken wires.
Is the problem solved?
Action
Yes
No further actions required.
No
Return to
of the PCB and continue with the next
procedure.
To remove the main PCB
(A)RXF20~35A + RXF20+25B + (A)RXF20~42C + (A)RXF42D units
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
Prerequisite:
Remove the required plate work, see
1
Disconnect all connectors from the main PCB.
2
Disconnect the power supply wires from the main power supply terminal
X1M.