the length is equal
smooth surface
improper expanding
shaper
downwards
union pipe
C: Put on suitable insulating pipe
pipe
2
7
●
B: Remove the burrs
●
leaning damaged crack
uneven
surface
thickness
"A" is different according to the diameter, please refer
to the sheet below:
D: Put on the union nut
●
pipe and outdoor valve;
install the union nut on
the pipe.
Remove the burrs with shaper and prevent the
●
F: Inspection
burrs from getting into the pipe.
pipe
A(mm)
Max
Min
Φ6 - 6.35(1/4")
1.3
0.7
1.6
1.0
Φ12-12.7(1/2")
Φ9 - 9.52(3/8")
1.8
1.0
Φ15.8-16(5/8")
2.4
2.2
Outer diameter
(mm)
Remove the union nut on the indoor connection
NOTICE
Working temperature range
09K
Check the quality of expanding port. If there is
any blemish, expand the port again according to
the steps above.
Expand the port with expander.
expander
pipe
hard
mold
●
E: Expand the port
26.7/19.4
(80/67)
54/24
(129/75)
26.7/-
(80/-)
24/18
(75/65)
Indoor side
DB/WB(°C/°F)
Outdoor side
DB/WB(°C/°F)
Maximum
Maximum
cooling
heating
NOTE
● The operating temperature range (outdoor tempera-
ture) for cooling is -18
℃
(0°F)~54 (129°F) for heat-
ing is -30 (-22°F)~24 (75°F).
12K
，
18K
，
24K
26.7/19.4
(80/66.9)
54/23.9
(129.2/75)
26.7/-
(80/-)
23.9/18.3
(75/64.9)
Indoor side
DB/WB(°C/°F)
Outdoor side
DB/WB(°C/°F)
Maximum
Maximum
cooling
heating
NOTE
● The operating temperature range (outdoor tempera-
ture) for cooling is -18
℃
(-0.4°F)~54 (129°F) for
heating is-30 (-22°F)~24 (75°F)
