smooth surface
●
improper expanding
shaper
downwards
union pipe
pipe
expander
pipe
A(mm)
Max Min
C: Put on suitable insulating pipe
1.3 0.7
1.6 1.0
1.8 1.0
2.4 2.2
12
the length is equal
hard
mold
Outer diameter
(mm)
Φ6 - 6.35(1/4")
Φ9 - 9.52(3/8")
Φ12-12.7(1/2")
Φ15.8-16(5/8")
B: Remove the burrs
D: Put on the union nut
●
E: Expand the port
●
●
burrs from getting into the pipe.
pipe
F: Inspection
NOTICE
●
pipe and outdoor valve;
install the union nut on
the pipe.
leaning
damaged
crack uneven
surface thickness
Remove the burrs with shaper and prevent the
"A" is different according to the diameter, please refer
to the sheet below:
Expand the port with expander.
Remove the union nut on the indoor connection
Check the quality of expanding port. If there is
any blemish, expand the port again according to
the steps above.
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