Samsung DC48GTTX Manuale Utente Scaricare il pdf (Pagina 15)

E-15

ENGLISH

Cutting/Flaring the pipes

Make sure that you have the required tools available.

(pipe cutter, reamer, flaring tool and pipe holder)

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.

Oblique Rough Burr

To prevent any gas from leaking out, remove all burrs at the cut edge of the

pipe, using aa reamer.

Slide a flare nut on to the pipe and modify the flare.

Outer Diameter (D)

Depth (A)

6.35 mm(1/4”) 1.3 mm

9.52 mm(3/8”) 1.8 mm

12.70 mm(1/2”) 2.0 mm

15.88 mm(5/8”) 2.2 mm

19.05 mm(3/4”) 2.2 mm

Check that the flaring is correct, referring to the illustrations below for

examples of incorrect flaring.

Inclined Damaged Surface Cracked Uneven Thickness

Align the pipes and tighten the flare nuts first manually and then with a

torque wrench, applying the following torque.

Valve Flare nut Valve cap Pressure port cap Valve needle Pressure port

Wrench(mm)

N•m

Wrench(mm)

N•m

Wrench(mm)

N•m

Wrench(mm)

N•m

Wrench(mm)

N•m

1/4" 17 18 23 20 18 16~18 Allen(hex.) 5 9 - 0.34

3/8

" 22 42 23 20 18 16~18 Allen(hex.) 5 9 - 0.34

1/2

" 26 55 29 40 18 16~18 Allen(hex.) 5 13 - 0.34

5/8

" 29 65 29 40 18 16~18 Allen(hex.) 5 13 - 0.34

3/4

" 36 100 38 40 18 16~18 Allen(hex.) 5 13 - 0.34

In case of welding the pipe, you must weld with nitrogen gas blowing.

CAUTION

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Samsung DC48GTTX Manuale Utente Pagina 15

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