Daikin Altherma 3 H HT ECH2O Service Manual page 307

To install the refrigerant pressure sensor
EPRA14~18D + ETSH/X(B)16P30+50E
Daikin Altherma 3 H HT ECH₂O
ESIE22-11A – 2023.06
b
a Refrigerant pressure sensor
b Refrigerant pressure sensor pipe
5 Stop the nitrogen supply when the piping has cooled down.
6 Remove the refrigerant pressure sensor.
INFORMATION
It is ALSO possible to cut the component pipe(s) using a pipe cutter. Make sure to
remove the remaining component pipe end(s) from the refrigerant pipes by heating
the brazing point(s) of the component pipe(s) using an oxygen acetylene torch.
7 Install a plug or cap on the refrigerant piping to avoid dirt or impurities from
entering the piping.
8 To install the
4
procedures" [ 306].
1 Remove the plug or cap from the refrigerant piping and make sure it is clean.
2 Install the refrigerant pressure sensor in the correct location.
3 Supply nitrogen to the refrigerant circuit. The nitrogen pressure MUST NOT
exceed 0.02 MPa.
4 Wrap a wet rag around the refrigerant pressure sensor and any other
components near the pressure sensor and solder the refrigerant pressure
sensor pipe to the refrigerant pipe.
b
a Refrigerant pressure sensor
a
refrigerant pressure
a
4 Components
|
sensor, see "4.21.2 Repair
Service manual
307