smooth surface
improper expanding
shaper
downwards
leaning damaged crack
surface
C: Put on suitable insulating pipe
43/26
32/23
27/-
24/18
union pipe
●
pipe
The operating temperature range (outdoor tempera
expander
pipe
Expand the port with expander.
A(mm)
Max
Min
1.3
0.7
1.6
1.0
1.8
1.0
2.4
2.2
"A" is different according to the diameter, please refer
to the sheet below:
23
uneven
thickness
the length is equal
Outdoor side
DB/WB(°C)
Maximum
cooling
NOTE
hard
mold
NOTICE
●
Outer diameter
(mm)
Φ6 - 6.35(1/4")
Φ9 - 9.52(3/8")
Φ12-12.7(1/2")
ture) for cooling only unit is 18°C~43°C.
Φ15.8-16(5/8")
Maximum
heating
B: Remove the burrs
●
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.
●
E: Expand the port
●
Remove the union nut on the indoor connection
Check the quality of expanding port. If there is
F: Inspection
●
Working temperature range
Indoor side
DB/WB(°C)
burrs from getting into the pipe.
pipe
any blemish, expand the port again according to
the steps above.