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Installation Procedures
(1) Dimension of connecting pipe
AB072XCEAA
Gas pipe
AB092XCEAA
AB122XCEAA
Liquid pipe
AB142XCEAA
Fit the nut on and fasten
(2).Pipe cutting and expanding
Must remove burrs if cut pipes with pipe cutter.
Expand flare after insert the pipe expander.
Diameter of pipe
Liquid pipe
Gas pipe
Correct
Deflection
(3) The maximum length and drop height of connecting pipe
The maximum length is 20m
The maximum drop height is 10m.
To ensure the efficiency ,Pipes shall be as short as possible.
Cautions for piping connection
Do not twist or deform the connecting pipe.
Do not mix dust.
The bending radius shall be as large as possible.
Both gas pipe and liquid pipe shall be heat insulated.
No leakage in the flare.
(4) Piping connection
Connecting method
Smear refrigerant oil on the joints of piping and flare.
The bending radius shall be as large as possible.
Align the pipe center when fastening, and tighten the
nut, as shown in the figure.
Pay attention to not mixing foreign matters into pipe such as
sands.
9.52mm
6.35mm
Dimension A (mm)
6.35mm (1/4'')
9.52mm (3/8'')
1.0~1.8
Incorrect
Crack occurs
Broken
17
A
1.0~1.2
Pipe expander
Incomplete
Over outward
Spanner
Spanner
Diameter of Pipe
Liquid Pipe 6.35mm
Gas Pipe 12.7mm
If not aligned ,tighten the nut by force will
damage the nut that result in gas leakage
: http://splitoff.ru/tehn-doc.html
Joint
N u t
Tighten Torque
(N. m)
11.8
39
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