Compressor; Checking Procedures - Daikin Sky Air Advance RZA200D7Y1B Service Manual

3 | Components

3.2 Compressor

3.2.1 Checking procedures

To perform an auditive check of the compressor
Service manual
56
c 4‑way valve body
2 Install and tighten the screw to fix the 4‑way valve coil.
3 Route the 4‑way valve coil harness towards the appropriate PCB.
4 Connect the 4‑way valve coil connector to the PCB.
WARNING
When reconnecting a connector to the PCB, do NOT apply force, as this may damage
the connector or connector pins of the PCB.
5 Fix the 4‑way valve coil harness using new tie straps.
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 Open the compressor insulation.
2 Turn ON the power using the respective circuit breaker.
3 Start the unit operation via the user interface.
4 Listen to the compressor when it tries to operate. Judge if a mechanical lock is
present.
INFORMATION
If a mechanical lock is present, also check for the root cause of impurities in the
refrigerant causing mechanical lock of the compressor. See
4
procedures" [
A mechanical lock is present on the
compressor?
Yes
No
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
137].
Action
Replace the compressor, see
"3.2.2 Repair
Perform an mechanical check of the
compressor, see
procedures" [
4
"3.12 Plate work" [ 111].
"4.2.1 Checking
4
procedures" [ 61].
"3.2.1 Checking
4
56].
RZA200+250D7Y1B
Sky Air Advance-series
ESIE19-13A – 2020.05