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Components
Service manual
169
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
5
Supply nitrogen to the refrigerant circuit. The nitrogen pressure MUST NOT
exceed 0.02 MPa.
6
Wrap a wet rag around the components near the low pressure switch. Heat
the brazing point of the low pressure switch pipe using an oxygen acetylene
torch and remove the low pressure switch pipe from the refrigerant pipe using
pliers.
a
b
a
Low pressure switch
b
Low pressure switch pipe
7
Stop the nitrogen supply when the piping has cooled down.
8
Remove the low pressure switch from the unit.
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.
9
Install a plug or cap on the refrigerant piping to avoid dirt or impurities from
entering the piping.
10
To install the low pressure switch, see
168].
To install the low pressure switch
1
Remove the plug or cap from the refrigerant piping and make sure it is clean.
2
Install the low pressure switch 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 low pressure switch and any other components
near the low pressure switch and solder the low pressure switch pipe to the
refrigerant pipe.
Summary of Contents for ALTHERMA
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