Daikin RXTA30B2V1B, Service Manual

Page: 186 / 264

4 | Components
Service manual
186
RXTM-R+RXTP-R+ARXTP-R+RXTA-B+FTXTA30B2V1B(W)
(B)+35M5V1B
R32 Optimized Heating 4 Split
ESIE21-12A – 2022.02
FTXTA-B units
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see "4.17 Plate work" [
4
144].
1 Disconnect the swing raster motor connector from the indoor unit main PCB.
2 Measure the resistance between the following pins of the motor connector.
Result: The measurements MUST be as shown in the table below.
Pins Measured resistance (Ω)
1-2 279~321
1-3
1-4
1-5
2-3 516~684
2-4
2-5
3-4
3-5
4-5
Swing raster motor resistance
measurements are correct? Action
Yes Return to the troubleshooting of the
specific error and continue with the
next procedure.
No Replace the swing raster motor, see
"4.21.2 Repair procedures" [
4
186].
4.21.2 Repair procedures
FTXTM-R+(A)(F)TXTP-M units
To remove the swing raster motor
FTXTP-M and ATXTP-M units
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see "4.17 Plate work" [
4
144].
1 Remove the switch box, see "4.17 Plate work" [
4
144].
2 Remove the swing raster motor cover.