Daikin RXTA30B2V1B Service Manual page 208

4 | Components
To remove the wifi control PCB wiring harness
To install the wifi control PCB wiring harness
Service manual
208
2 Connect the harness to the wifi control PCB assembly.
Is the problem solved?
Yes
No
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 the wiring harness from the wifi control PCB.
2 Disconnect the wiring harness connector from the indoor unit main PCB.
3 Cut all tie straps (if any) that fix the wiring harness.
4 Route the wiring harness out of the harness retainers and remove the wifi
control PCB wiring harness.
5 To install the wifi control PCB wiring harness, see
4
procedures" [ 206].
1 Connect the wiring harness connector to the indoor unit main PCB.
WARNING
When reconnecting a connector to the PCB, make sure to connect it on the correct
location and do NOT apply force, as this may damage the connector or connector
pins of the PCB.
2 Route the wiring harness through the appropriate harness retainers towards
the wifi control PCB.
3 Connect the wiring harness to the wifi control PCB.
4 Fix the wiring harness using new tie straps (if needed).
Is the problem solved?
Yes
No
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
"4.17 Plate work" [
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
RXTM-R+RXTP-R+ARXTP-R+RXTA-B+FTXTA30B2V1B(W)
(B)+FTXTM30+40R2V1B+FTXTP25+35M5V1B+ATXTP25+35M5V1B
R32 Optimized Heating 4 Split
4
144].
"4.23.2 Repair
ESIE21-12A – 2022.02