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Components
Service manual
43
ATXP20~35 + FTXP20~71 + ARXP20~35 + RXP20~71
Split Comfora R32
ESIE18-01C – 2020.07
7
Stop the nitrogen supply when the piping has cooled down.
8
To install the 4‑way valve body, see
To install the 4-way valve body
1
Install the 4‑way valve in the correct location.
INFORMATION
If any refrigerant pipes were cut during removal of the 4‑way valve body, ALWAYS
install new pipes.
2
Supply nitrogen to the refrigerant circuit. The nitrogen pressure MUST NOT
exceed 0.02 MPa.
3
Wrap a wet rag around the 4‑way valve and solder the 4‑way valve pipes to
the 4‑way valve.
CAUTION
Overheating the valve will damage or destroy it.
4
After soldering is done, stop the nitrogen supply after the component has
cooled‑down.
c
d
a
b
a
a
4‑way valve pipe
b
4‑way valve
c
Putty
d
Insulation
5
Install the putty (if available) and the insulation (if available) in their original
location.
6
Install the 4‑way valve coil on the 4‑way valve body, see
7
Add
refrigerant
to
the
refrigerant
circuit,
see
127].
To install the 4-way valve coil
1
Install the 4‑way valve coil on the 4‑way valve body.