smooth surface
improper expanding
shaper
downwards
leaning damaged crack
surface
C: Put on suitable insulating pipe
union pipe
pipe
expander
pipe
Expand the port with expander.
A(mm)
Max
Min
ĭ
1.3
0.7
ĭ
1.6
1.0
ĭ
$
is different according to the diameter, please refer
to the sheet below:
1.8
1.0
ĭ
2.4
2.2
26
uneven
thickness
the length is equal
hard
mold
NOTICE
Ɣ
Outer diameter
(mm)
B: Remove the burrs
Ɣ
Remove the burrs with shaper and prevent the
D: Put on the union nut
pipe and outdoor valve;
install the union nut on
the pipe.
Ɣ
E: Expand the port
Ɣ
Remove the union nut on the indoor connection
Check the quality of expanding port. If there is
F: Inspection
Ɣ
burrs from getting into the pipe.
pipe
any blemish, expand the port again according to
the steps above.