Samsung AC BXU CH Series - Step 7 Installing Oil Traps

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Installation Procedure
Direction of the pipe when brazing
• Brazing the pipe should be done with the pipe angled
downward or horizontally.
• Avoid brazing with the pipe angled upward.
Cutting the pipes
• Make sure that you prepared the required tools.
– Pipe cutter, reamer, flaring tool and pipe holder, etc.
• 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.
– There are some examples of correctly and
incorrectly cut edges below.
Oblique Rough Burr
Pipe
Pipe cutter
• To prevent a gas leak, remove all burrs at the cut edge
of the pipe using a reamer.
Step 7 Installing oil traps
Check the following list and install an oil trap.
Install an oil trap whenever the indoor unit is installed at a
higher elevation than the outdoor unit.
• Based on cooling operation, install it on the gas side
pipe only.
• Install an oil trap every 32.8 ft (10 m).
• Radius of curvature (R) on the oil trap are as follows;
[inch(mm)]
Pipe
diameter(D)
עߦࢥߩ
(15.88)
עߤࢥߥ
(19.05)
עߨࢥߩ
(22.23)
עߢࣗߢࢥߩ
(28.58)
Radius of
curvatur(R)
1.26 (32)
and over
1.50 (32)
and over
1.61 (41)
and over
2.24 (57)
and over
H
R
Indoor Unit
Outdoor Unit
Oil trap (Install it at
every 32.8 ft (10 m))
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