3
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Components
Service manual
84
250D7Y1B
Sky Air Advance-series
ESIE19-13A – 2020.05
3
Check that no connectors or wires are damaged.
4
Check that the wiring corresponds with the wiring diagram, see
151].
INFORMATION
Correct the wiring as needed.
Is the problem solved?
Action
Yes
No further actions required.
No
81] of the inverter PCB
and continue with the next procedure.
To check the fuses of the inverter PCB
Prerequisite:
First perform all earlier checks of the inverter PCB, see
1
Measure the continuity of the fuse. If no continuity is measured, the fuse has
blown.
a
a
Fuse
Any blown fuses on the inverter PCB?
Action
Yes
Replace the inverter PCB, see
No
81] of the inverter PCB
and continue with the next procedure.
To check the rectifier voltage of the inverter PCB
Prerequisite:
First perform all earlier checks of the inverter PCB, see
1
Unplug the rectifier voltage check connector X3A from the fan inverter PCB.
2
Turn ON the power of the unit.
3
Measure the voltage on the unplugged rectifier voltage check connector X3A.
Result:
The measured voltage MUST be approximately 560 V DC.
Summary of Contents for Sky Air Advance RZA200D7Y1B
Page 1: ...Service manual Sky Air Advance series RZA200D7Y1B RZA250D7Y1B ...
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Page 192: ...ESIE19 13A 2020 05 Copyright 2020 Daikin Verantwortung für Energie und Umwelt ...