Cutting/Flaring The Pipes - Samsung HH105ECM Installation Manual

Cutting/Flaring the pipes

10
E-
Connect the pipe within 50m and cutting pieces will not be gone
into the pipe as being clean to pipe section.
1 Make sure that you have the required tools available (pipe cutter, reamer,
flaring tool and pipe holder).
2 If you wish to shorten the pipes, cut it with a pipe cutter, taking care to
ensure that the cut edge remains at a 90° angle with the side of the pipe.
Refer to the illustrations below for examples of edges cut correctly and
incorrectly.
O
90
3 To prevent any gas from leaking out, remove all burrs at the cut edge of the
pipe, using a reamer.
4 Slide a flare nut on to the pipe and modify the flare.
Outer Diameter (D)
9.52 mm (3/8")
19.05 mm (3/4")
5 Check that the flaring is correct, referring to the illustrations below for
examples of incorrect flaring.
Inclined Damaged Surface
6 Align the pipes and tighten the flare nuts first manually and then with
a torque wrench, applying the following torque.
Outer Diameter
9.52 mm (3/8")
19.05 mm (3/4")
C C A A U U T T I I O O N N
C C A A U U T T I I O O N N
◆
In case of welding the pipe, you must weld with nitrogen
gas blowing.
Oblique Rough
Depth (A)
1.8 mm
2.2 mm
Cracked
Torque (kgf•cm)
250~280
990~1210
Burr
Uneven Thickness