Cutting Or Extending The Pipe - Samsung AQV09F Series Installation Manual

Cutting or Extending the Pipe

A 5-meter pipe is supplied with the air conditioner. (optional)
The length of the pipe can be:
Extended up to 15(

Shortened as required

 If you need a pipe longer than 5 meters:
You must extend the assembly cable.

1
Make sure that you have 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 (see 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
Put a flare nut slightly into the pipe and modify the flare.
Outer Diameter (D)
6.35 mm
9.52 mm
12.70 mm
15.88 mm
19.05 mm
22.23 mm
5
Check if you flared the pipe correctly (see examples of incorrectly flared pipes
below.)
Inclined Damaged Surface
6
Align the pipes to connect them easily. Tighten the flare nuts first with your
hands, and then with a torque wrench, applying the following torque:
Outer Diameter
6.35 mm
9.52 mm
12.70 mm
15.88 mm
19.05 mm
22.23 mm
 In case welding the pipe, the gas nitrogen must be blown into the parts.
7 For further details on how to connect to the outdoor unit and purge the air,
refer to page 15.
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09/12 )/30( 18/24
   
Oblique Rough
Depth (A)
1.3 mm
1.8 mm
2.0 mm
2.2 mm
2.2 mm
2.2 mm
Cracked
Torque (kgf•cm)
140~170
250~280
380~420
440~480
990~1210
990~1210
) meters
Burr
Uneven Thickness
I A
NSTALLING THE IR CONDTIONER
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2007-12-6 9:32:50