Daikin Sky Air Advance RZA200D7Y1B, Service Manual

Page: 105 / 192

3 | Components
Service manual
105
250D7Y1B
Sky Air Advance-series
ESIE19-13A – 2020.05
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.
3.10.2 Repair procedures
To correct the wiring from the main power supply terminal to the noise filter PCB
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
1 Remove the required plate work, see "3.12 Plate work" [
4
111].
2 Make sure that all wires are firmly and correctly connected, see "6.2 Wiring
diagram" [
4
151].
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 "3.10.1 Checking
procedures" [
4
101] of the noise filter
PCB and continue with the next
procedure.
To remove the noise filter PCB
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
1 Remove the required plate work, see "3.12 Plate work" [
4
111].
2 Remove the switch box, see "3.12 Plate work" [
4
111].
3 Disconnect all Faston connectors from the noise filter PCB.
4 Carefully pull the PCB at the side and unlatch the PCB supports one by one
using a small pair of pliers.
5 Remove the noise filter PCB from the main PCB mounting plate.