Samsung AS24UUQ Manual De Usuario
30
If you need a pipe longer than 5 meters:
• You must extend the assembly cable.
• You must add refrigerant to the pipes; otherwise, the indoor unit may freeze.
• You must extend the assembly cable.
• You must add refrigerant to the pipes; otherwise, the indoor unit may freeze.
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 : See table page 24
Shorten up to : See table page 24
Shorten up to : See table page 24
1 Make sure that you have the required tools (pipe cutter, reamer, aring 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).
Oblique
Rough
Burr
3 To prevent a gas leak, remove all burrs at the cut edge of the pipe using a
reamer.
4 Put a are nut slightly into the pipe and modify the are.
5 Check if you ared the pipe correctly (see examples of incorrectly ared pipes
below).
Uneven
Thickness
Cracked
Damaged
Surface
Inclined
6 Align the pipes to connect them easily. Tighten the are nuts rst with your
hands, and then with a torque wrench, applying the following torque:
7 For further details on how to connect to the outdoor unit and purge the air,
refer to page 35.
Pipe cutter
Pipe
Indoor outlet pipe
Connecting pipe
Flare nut
•
•
•
Tighten the
nut with torque wrench according to
method.
• Excessive torque can be cause of gas leakage.
90°± 2°
45°± 2°
R 0.4~0.8
B
Flare
Pipe
Outer Diameter (D)
Depth (A)
Flaring Size (B)
ø6.35 mm
1.3 mm
8.7 - 9.1 mm
12.8 - 13.2 mm
16.2 - 16.6 mm
19.3 - 19.7 mm
16.2 - 16.6 mm
19.3 - 19.7 mm
ø9.52 mm
1.8 mm
ø12.70 mm
2.0 mm
ø15.88 mm
2.2 mm
Outer
Diameter
Torque (kgf•cm)
N•m
(kgf•cm)
ø6.35 mm
14 ~ 18
140 ~ 180
ø9.52 mm
34 ~ 42
350 ~ 430
ø12.70 mm
49 ~ 61
500 ~ 620
ø15.88 mm
68 ~ 82
690 ~ 830