Noise Filter Pcb; Checking Procedures - Daikin Sky Air Advance RZA200D7Y1B Service Manual

3.10 Noise filter PCB

3.10.1 Checking procedures

To perform a power check of the noise filter PCB
RZA200+250D7Y1B
Sky Air Advance-series
ESIE19-13A – 2020.05
b a c
a Fuse F1U
b Fuse F2U
c Fuse F3U
Is the problem solved?
Yes
No
INFORMATION
It is recommended to perform the checks in the listed order.
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see
1 Access the back side of the switch box, see
2 Turn ON the power of the unit.
3 Measure the voltage between the phases L1A‑L2A‑L3A on the noise filter PCB.
Result: All measurements MUST be 400 V AC ± 10%.
4 Measure the voltage between each phase and N on the noise filter PCB.
Result: The measured voltages MUST be 230 V AC ± 10%.
3
Action
No further actions required.
Return to "3.9.1 Checking
4
procedures" [ 95] of the PCB and
continue with the next procedure.
"3.12 Plate work" [
"3.12 Plate work" [
Components
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4
111].
4
111].
Service manual
101