Samsung AE044MXTPEH Mode D'emploi page 18

Installing the Refrigerant Pipe Work
Selecting the Refrigerant Pipe
Installing pipes between outdoor unit and first
Y-joint
Liquid side
Model
mm
AE044MXTPEH Φ9.52
AE066MXTPEH Φ9.52
AE090MXTP∗H Φ9.52
AE120MXTP∗H Φ9.52
AE160MXTP∗H Φ9.52
Outer diameter Minimum thickness
mm
6.35
Φ
9.52
Φ
12.70
Φ
15.88
Φ
• Install refrigerant pipe depending on the outdoor unit
capacity.
• Temper grade and minimum thickness of the
refrigerant pipe.
Installing pipes between Y-joints
Indoor unit total capacity
(kW)
X < 20.2
Selecting the Y-joint
• Select the first Y-joint depending on the outdoor
unit capacity. Select the other Y-joints depending on
the total capacity of attached indoor units below the
selected joint individually.
Selecting the first Y-joint
Model
AE044MXTPEH
AE066MXTPEH
AE090MXTP∗H
AE120MXTP∗H
AE160MXTP∗H
The other Y-joint
Total capacity of attached indoor units
below this Y-joint (kW)
X < 20.2
18
English
Gas pipe
Gas side (Air)
(Water)
mm mm
Φ15.88 Φ15.88
Φ15.88 Φ15.88
Φ15.88 Φ15.88
Φ15.88 Φ15.88
Φ15.88 Φ15.88
Temper grade
mm
0.8
0.8 C1220T-O
0.8 (soft drawn)
1.0
Liquid side Gas side
(mm) (mm)
Φ9.52 Φ15.88
Y-joint model
MXJ-YA1509M
Y-joint model
MXJ-YA1509M
Keeping Refrigerant Pipe Clean and Dry
• To prevent foreign materials or water from entering
the pipe, Pipes shall be sealed by caps.
Cutting or Flaring the Pipes
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 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.
Pipe cutter
Pipe
3 To prevent a gas leak, remove all burrs at the cut
edge of the pipe using a reamer.
Pipe
CAUTION
• Face the pipe down while removing the burrs to
make sure that burrs do not get in to the pipe.
Rough Burr
Oblique
Burr
Pipe cutter