Cutting/Flaring The Pipes - Samsung EH052EAMC Installation Manual

Cutting/Flaring the Pipes

16
E-
DB98-27157A(1)_E.indd 16
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.
90
O
3 To prevent any gas from leaking out, remove all burrs at the cut edge of
the pipe, using a reamer.
Slide a flare nut on to the pipe and modify the flare.
4
Outer Diameter (D)
6.35 mm (1/4")
9.52 mm (3/8")
12.70 mm (1/2")
15.88 mm (5/8")
19.05 mm (3/4")
22.23 mm (7/8")
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
6.35 mm (1/4")
9.52 mm (3/8")
12.70 mm (1/2")
15.88 mm (5/8")
19.05 mm (3/4")
22.23 mm (7/8")
CAUTION
◆ In case of welding the pipe, you must weld with nitrogen gas blowing.
Oblique Rough
Depth (A)
1.3mm
1.8mm
2.0mm
2.2mm
2.2mm
2.2mm
Cracked Uneven Thickness
Torque (kgf•cm)
140~170 kgf•cm
250~280kgf•cm
380~420kgf•cm
440~480kgf•cm
990~1210kgf•cm
990~1210kgf•cm
Burr
2007-1-23 13:06:44