Cutting/Flaring The Pipes - Samsung RC071DHXEA User & Installation Manual

Cutting/flaring the pipes

1
Make sure that you prepared the required tools.
(pipe cutter, reamer, flaring tool and pipe holder)
2
If you want to shorten the pipe, cut it using a pipe cutter ensuring that
the cut edge remains at 90° with the side of the pipe. There are some
examples of correctly and incorrectly cut edges below.
3 To prevent a gas leak, remove all burrs at the cut edge of the pipe using a
reamer.
4
Carry out flaring work using flaring tool as shown below.
Flaring tool
Clutch type
Outer diameter
(mm)
6.35
9.52
12.70
15.88/19.05
5
Check if you flared the pipe correctly. There are some examples of
incorrectly flared pipes below.
Inclined Damaged Surface Cracked Uneven Thickness
6
Align the pipes and tighten the flare nuts first manually and then with a
torque wrench, applying the following torque.
Outer diameter (mm)
6.35
9.52
12.70
15.88
19.05
CAUTION
In case of needing brazing, you must work with Nitrogen gas blowing.
22
Oblique Rough
Die
Wing nut type
Copper pipe
A(mm)
Conventional flare tool
Flare tool for
R22 clutch type
Clutch type
0~0.5 1.0~1.5
0~0.5 1.0~1.5
0~0.5 1.0~1.5
0~0.5 1.0~1.5
Burr
A
York
Die
Copper
Flare nut
pipe
Wing nut type
1.5~2.0
1.5~2.0
1.5~2.0
1.5~2.0
Connection
Torque(kgf•cm)
145~175
333~407
505~615
630~769
990~1210