Pipe Bundling
See Figure 40 for proper pipe and cable bundling. Note the placement
of the piping along with the necessary insulation material.
1. Be sure to wrap each pipe with proper insulation material.
2. Secure the piping by wrapping vinyl tape around the pipe.
• Use the narrow size tape for wrapping the actual pipe.
3. You can include the drain hose within the bundled piping and wrap all
of them together using the wider vinyl tape as shown in Figure 41.
• The end of the drain hose outlet must be routed above the ground.
Indoor Unit Installed Above Outdoor Unit
1. Refer to Figure 42 while following the procedures below.
2. Tape the piping, drain hose and connecting cable from down to up.
3. Secure the taped piping along the exterior wall using pipe
clamps.
4. Create trap above the electrical connections cover, in order to pre-
vent water from penetrating electrical components and wiring.
Indoor Unit Installed Below Outdoor Unit
1. Refer to Figure 43 while following the procedures below.
2. Tape the piping, drain hose and connection cable from down to up.
3. Secure the taped piping along the exterior wall using pipe
clamps.
4. Create trap above the electrical connections cover, in order to
prevent water from entering the room.
Figure 42: IDU Above ODU - Piping and Trap
Indoor Unit Installed ABOVE
Outdoor Unit - Piping/Trap
Seal small openings
around pipings with a
gum type sealant.
Pipe Clamps
to Secure Pipe
Against Wall
Trap is required to prevent water
from entering into electrical parts.
refrigerant PiPing connectionS
Connecting cable
Pipings
Taping
Drain hose
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Directional Pipe Formation
Figure 40: Cutaway of Proper Pipe and Cable Bundling
Figure 41: Bundling and Taping
Bundling Piping
Drain hose
Figure 43: IDU Below ODU - Piping and Trap
Indoor Unit Installed BELOW
Outdoor Unit - Piping/Trap
Vapor Line
Insulation Material
Liquid Line
Pipe Sleeve
Insulation
Material
Min. 18 Gauge
Power/Communication
Cable
Pipe
Vinyl tape(narrow)
Wrap with
vinyl tape(wide)
Seal a small opening
around the pipings
with gum type sealant.
Trap
Pipe Clamps
to Secure Pipe
Against Wall
Trap
45