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6. Installation details
6.1 Tightening Connection
Align the center of the pipes.
Sufficiently tighten the flare nut with fingers, and then tighten it with a spanner and torque wrench as
shown in Fig.
Outer diam. Tightening torque(N.cm) Additional tightening torque(N.cm)
Ф6.35mm 1/4” 1570(160kgf.cm) 1960(200kgf.cm)
Ф9.52mm 3/8” 2940(300kgf.cm) 3430(350kgf.cm)
Ф12.7mm 1/2” 4900(500kgf.cm) 5390(550kgf.cm)
Ф16mm 5/8” 7360(750kgf.cm) 7850(800kgf.cm)
6.2 Connecting the cables
The power cord of connect should be selected according to the following specifications sheet.
Grade
Unit 9K 12K
mm
2
1.5 1.5
6.3 Pipe length and the elevation
Pipe size
Capacity
Btu/h
Gas
Liquid
Standard
length
(m)
Max.
Elevation
B (m)
Max.
Length
A (m)
Additional
refrigerant
(g/m)
9k 3/8’’ (Ф9.52) 1/4’’ (Ф6.35) 5 5 10 20
12k 1/2’’ (Ф12.7) 1/4’’ (Ф6.35) 5 5 10 20
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