
13
7. Installation details
7.1 Wrench torque sheet for installation
Outside diameter
Torque
mm inch Kgf.m
Ф
6.35 1/4 1.8
Ф
9.52 3/8 4.2
Ф
12.7 1/2 5.5
7.2 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
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)
9k 3/8’’
(
Ф
9.52) 1/4’’
(
Ф
6.35) 5
8
20
20
12k 3/8’’
(
Ф
9.52) 1/4’’
(
Ф
6.35) 5
8
20
20
Caution:
Capacity is based on standard length and maximum allowance length is base of reliability.
Oil trap should be installed per 5-7 meters.
7.4 Air purging of the piping and indoor unit
Required tools:
Hexagonal wrench; adjustable wrench; torque wrenches, wrench to hold the joints and gas leak detector.
Note:
The air in the indoor unit and in the piping must be purged. If air remains in the refrigeration piping, it will affect the
Summary of Contents for S 3025
Page 1: ...S3025 S3032...
Page 10: ...7 3 2 Outdoor Unit...
Page 13: ...10 5 Refrigerant cycle diagram...
Page 14: ...11 6 Wiring diagram 6 1 Indoor Unit S3025 S3032...
Page 15: ...12 6 2 Outdoor Unit S3025 S3032...
Page 40: ...37...