Carrier XCT7 Installations- Und Benutzerhandbuch Seite 15

Installation instructions
Pipe specification:
1.Pipe "a" diameter (between indoor and branch pipes) (depends on indoor pipe)
Please refer to the indoor air conditioner manual.
2 Pipe "b" diameter (between branch pipes)
Total indoor capacity after the branchpipe(x100W)
X<112
112≤X<234
3. Pipe "c" diameter ( outdoor pipe diameter)
Gaspipe(mm)
Model
38VS125C7SHQEE Ø15.88
38VS140C7SHQEE Ø15.88
When the distance from outdoor to the longest
indoor is over 30m, the main pipe should be the
enlarged diameter.
hardness Outer diameter (mm)
Piping connection method:
Pipes can be connected in four directions
As shown in the figure, the piping can be connected from four directions:
through the front / rear hole, on the cover hole, or crack directly across the floor.
Use a screwdriver and hammer to remove the appropriate knockout holes from the outdoor machine for the piping and wiring. Next,
trim the edges of the holes and mount on the insulating sleeve (site) to protect the piping and wiring.
Gas pipe (mm)
Ø15.88
Ø19.05
Copper pipe selection:
Liquid pipe (mm)
Outer diameter(mm)
Ø9.52
Min. thickness (mm)
Ø9.52
Outer diameter (mm) Min.
thickness (mm)
Note: If the copper pipe with outer diameter 19.05 is
coil pipe, the thickness should be over 1.1.
Liquid pipe (mm)
Ø9.52
Ø9.52
hardness
Ø6.35
0.8
hardness
Ø19.05 Ø22.22 Ø25.24 Ø28.581
1.0
Liquid pipes
Enlarged diagram
A, B, C, D: Copper pipe hole
E: Power cord hole (with its own cable
sheath) F: Communication line hole
8
b c
a a
b
a a
softness
Ø9.52 Ø12.7 Ø15.88
0.08 1.0 1.0
Half-hardness
1.1 1.2 1.4
Gas pipes