Daikin Stylish Series - Page 58

2 | Components
Service manual
58
(C)(F)TXA15~50A(W)(S)(T) + (C)(F)TXA15~50B(B)(S)(T) + RXA42+50A +
RXA20~35A + RXA42+50B
Split Stylish R32
ESIE18-03C – 2020.02
a b c
a Putty
b Expansion valve pipe
c Expansion valve body
a b
a Expansion valve pipe
b Expansion valve body
INFORMATION
The expansion valve and motor can have a different configuration / layout.
3 Cut the expansion valve pipes using a pipe cutter.
4 Remove the expansion valve body.
5 Supply nitrogen to the refrigerant circuit. The nitrogen pressure MUST NOT
exceed 0.02MPa.
6 Heat the ends of the expansion valve pipes using an oxygen acetylene torch
and remove the expansion valve pipe ends.
7 Stop the nitrogen supply when the piping has cooled down.
8 To install the expansion valve body, see "2.3.2Repair procedures"[456].
To install the expansion valve body
1 Install the expansion valve body in the correct location and correctly oriented.
2 Supply nitrogen to the refrigerant circuit. The nitrogen pressure MUST NOT
exceed 0.02MPa.
3 Wrap a wet rag around the expansion valve body and solder the refrigerant
pipes to the expansion valve body.