Carrier 42LUVH045N - Installation Procedures and Details; Wrench Torque for Installation; Cable Connection Guidelines; Pipe Length and Elevation Limits

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6. Installation details
6.1 Wrench torque sheet for installation
Outside diameter
Torque
mm
inch
Kgf.m
Ф6.35
1/4
1.8
Ф9.52
3/8
4.2
Ф12.7
1/2
5.5
6.2 Connecting the cables
The power cord of connect should be selected according to the following specifications sheet.
Grade
Unit
9K
12K
18K
mm
2
1.5
1.5
2.5
6.3 Pipe length and the elevation
Capacity
Btu/h
Pipe size
Standard
length
(m)
Min.
length
(m)
Max.
Elevation
B (m)
Max.
Length
A (m)
Additional
refrigerant
(g/m)
Gas
Liquid
9K~18K
3/8’’ (Ф9.52)
1/4’’
(Ф6.35)
5
3
8
20
20
1/2’’ (Ф12.7)
1/4’’
(Ф6.35)
5
3
8
20
20