Midea MSC-09HRDN1-QD0(E) - Re-air Purging (Re-installation)

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7. Installation details
7.1 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
Ф15.88 5/8 6.6
7.2 Connecting the cables
The power cord of connect should be selected according to the following specifications sheet.
Grade
Unit
7K 9K 12K
mm
2
1.5 1.5 1.5
7.3 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)
3/8’’ (Ф9.52)
1/4’’ (Ф6.35)
5 8 15 30
7k~12K
1/2’’ (Ф12.7)
1/4’’ (Ф6.35)
5 8 15 30
1/2’’ (Ф12.7)
1/4’’ (Ф6.35)
5 8 15 30
5/8’’ (Ф15.88)
1/4’’ (Ф6.35)
5 10 20 30
18K~28K
5/8’’ (Ф15.88)
3/8’’ (Ф9.52)
5 10 20 65
Caution:
Capacity is base on standard length and maximum allowance length is base of reliability.
Oil trap should be installed per 5-7 meters.