Carrier 38VS125C7SHQEE, Installation And Owner'S Manual, Page: 15 / 190

Installation instructions
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) Gas pipe (mm) Liquid pipe (mm)
X<112 Ø15.88 Ø9.52
112≤X<234 Ø19.05 Ø9.52
3. Pipe "c" diameter ( outdoor pipe diameter) Copper pipe selection:
38VS125C7SHQEE
Ø15.88 Ø9.52
38VS140C7SHQEE Ø15.88 Ø9.52
b c
a a
b
a a
hardness softness
Outer diameter(mm) Ø6.35 Ø9.52 Ø12.7 Ø15.88
Min. thickness (mm) 0.8 0.08 1.0 1.0
hardness Half-hardness
Outer diameter (mm) Min. Ø19.05 Ø22.22 Ø25.24 Ø28.581
thickness (mm) 1.0 1.1 1.2 1.4
Note: If the copper pipe with outer diameter 19.05 is
coil pipe, the thickness should be over 1.1.
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.
Model Gaspipe(mm) Liquid pipe (mm)
Piping connection method:
Pipes can be connected in four directions
A, B, C, D: Copper pipe hole
E: Power cord hole (with its own cable
sheath) F: Communication line hole
Pipe specification:
When the distance from outdoor to the longest
indoor is over 30m, the main pipe should be the
enlarged diameter.
hardness Outer diameter (mm)
Liquid pipes
Gas pipes
8
Enlarged diagram
English