Haier AB142ACBJA [19/27] Installation procedures
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Haier AB142ACBJA [19/27] Installation procedures

Haier AB142ACBJA [19/27] Installation procedures
17
(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.
Diameter of Pipe
Liquid Pipe 6.35mm
Gas Pipe 12.7mm
Tighten Torque
(N. m)
11.8
49.0
If not aligned ,tighten the nut by force will
damage the nut that result in gas leakage
Liquid Pipe 9.52mm
Gas Pipe 15.88mm
40
60
Spanner
Spanner
Joint
Nut
(1) Dimension of connecting pipe
Gas pipe
Liquid pipe
Gas pipe
AB142/182/ACBJA, AB182ACBFA
AB142/182ACBJA
AB142ACBFA, AB122/092ACBJA
AB142/182ACBFA, AB122/092ACBJA
Liquid pipe
15.88mm
9.52mm
12.7mm
6.35mm
Fit the nut on and fasten
A
Pipe expander
(2).Pipe cutting and expanding
Must remove burrs if cut pipes with pipe cutter.
Expand flare after insert the pipe expander.
Liquid pipe
Diameter of pipe
Dimension A (mm)
1.0~1.2
6.35mm (1/4î)
9.52mm (3/8î)
Gas pipe
1.4~2.2
12.7mm (1/2î)
15.88mm (5/8î)
Correct
Incorrect
Deflection
Crack occurs
Broken
Incomplete
Over outward
051220**092/122**
Installation Procedures

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