3-7-2 Cutting / Extending the Piping
5 metres of piping is supplied with the air conditioner(Optional).
This length can if necessary be:
●
Extended to a maximum length
●
Shortened as required
●
If more than 5 metres of piping is required:
●
●
The assembly cable must also be extended
●
●
Refrigerant must be added to the circuit by an approved installer; otherwise, the indoor unit may freeze
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 piping, cut it using a pipe cutter, taking care to ensure that the
cut edge remains at a 90° angle with the side of the pipe, and referring to the illustrations
below for examples of edges cut correctly and incorrectly.
3. To prevent any gas from leaking out, remove all burrs at the cut end of the pipe,
using a reamer.
4. Slide a flare nut on to the pipe and modify the flare.
4.
5. Check that the flaring is correct, referring to the illustrations below for examples
of incorrect flaring.
Operation Instruction & Installation
37
Samsung Electronics
90
O
O
x
x
x
Oblique
Inclined
Damaged Surface
Cracked
Uneven Thickness
Rough
Burr
x
x
x
x
Outer Diameter(D)
6.35mm
9.52mm
12.70mm
Depth(A)
1.3mm
1.8mm
2.0mm
DB98_20402A(1)_1 10/26/04 2:48 PM Page 37
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