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

2 | Components
To install the high pressure switch

2.5 Indoor unit fan motor

2.5.1 Checking procedures

Service manual
64
7 Stop the nitrogen supply when the piping has cooled down.
8 To install the high pressure switch, see
1 Install the high pressure switch in the correct location.
2 Supply nitrogen to the refrigerant circuit. The nitrogen pressure MUST NOT
exceed 0.02 MPa.
3 Wrap a wet rag around 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.
4 After soldering is done, stop the nitrogen supply after the component has
cooled‑down.
5 Connect the Faston connectors to the high pressure switch.
6 Add refrigerant
4
procedures" [ 133].
Is the problem solved?
Yes
No
INFORMATION
It is recommended to perform the checks in the listed order.
"2.4.2 Repair
b b
to the refrigerant
Action
No further actions required.
Return to the troubleshooting of the
specific error and continue with the
next procedure.
FTXF20~71A + FTXF20~25B + FTXF20~42C + ATXF20~71A + ATXF20~42C
+ RXF20~71A + RXF20~60B + RXF20~42C + ARXF20~71A + ARXF20~42C
4
procedures" [ 63].
circuit, see "3.2.2 Repair
Split Sensira R32
ESIE18-12E – 2021.02