Indoor Unit Fan Motor; Checking Procedures - Daikin Comfora XP Series Service Manual

3.5 Indoor unit fan motor

3.5.1 Checking procedures

To perform a mechanical check of the DC fan motor assembly
ATXP20~35 + FTXP20~71 + ARXP20~35 + RXP20~71
Split Comfora R32
ESIE18-01D – 2022.02
3 Supply nitrogen to the refrigerant circuit. The nitrogen pressure MUST NOT
exceed 0.02 MPa.
4 Wrap a wet rag around the high pressure switch and any other components
near the high pressure switch and solder the high pressure switch pipe to the
refrigerant pipe.
a
c
a High pressure switch
b Faston connector
c High pressure switch pipe
CAUTION
Overheating the pressure switch will damage or destroy it.
5 After soldering is done, stop the nitrogen supply after the component has
cooled‑down.
6 Connect the Faston connectors to the high pressure switch.
7 Perform a pressure test, see
8 Add refrigerant
4
procedures" [ 134].
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.
b b
"4.2.1 Checking
to the refrigerant
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
3 Components
|
4
procedures" [ 130].
circuit, see "4.2.2 Repair
Service manual
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