Repair Procedures - Daikin Sky Air Advance RZA200D7Y1B Service Manual

Problem solved?

3.7.2 Repair procedures

To remove the inverter PCB
RZA200+250D7Y1B
Sky Air Advance-series
ESIE19-13A – 2020.05
INFORMATION
Use the notes made during disconnection to connect the compressor wiring to the
correct wire terminals of the compressor.
Are the test results OK?
Yes
No
After all checking procedures listed above have been performed:
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 Remove the switch box, see
2 Disconnect the Faston connectors from the U, V and W terminals on the
inverter PCB.
i j
g
a U terminal
b V terminal
c W terminal
d L1B
e L2B
f L3B
g Screw
h Inverter PCB
i Fan inverter PCB
j Bridge connector X4A
Action
Power transistors are OK. Return to
"3.7.1 Checking
Replace the inverter PCB, see
"3.7.2 Repair
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
"3.12 Plate
4
"3.12 Plate work" [ 111].
h
d e f g a b c
3 Components
|
4
procedures" [ 81].
4
procedures" [ 89].
4
work" [ 111].
Service manual
89