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OUTDOOR UNIT
(2) Use the branch pipe kit surely to the distributing pipe.
Do not use the T-Joint. Fix the branch pipes horizontally to the pillar, wall or ceiling.
NOTE:
Keep Horizontal
To Indoor Unit
To Indoor Unit
Branch Connection
To Outdoor Unit
Installation Posture of Branch Pipes
Upper Side
Branch
Pipe
Min.
Min.
0.5m
0.5m
Branch
Min.
Connection
0.5m
Bending
Radius
Main Pipe
CORRECT
(3) Ensure the branch pipes position and height
difference between indoor units according to
(4)
Use the check joint (the gas stop valve "
are interchanged depending on the operation (cooling or heating).
Check Joint of
Gas Stop Valve
Check Joint of Piping
Check Joint of
Liquid Stop Valve
NOTE:
Pay attention not to splash the refrigerant and the oil to
the charge hose.
24
2-100
Keep Vertical
Fixing the Branch Pipe
to the surface of Pillar or Wall.
Upper Side
Main Pipe
Branch Pipe
Branch
Connection
CORRECT
Cooling
Low Pressure
A
B
High Pressure
Refrigerant Charge
C
Fixing the Branch Pipe to
Ceiling Surface or Beam
Upper Side
Upper Side
Main Pipe
Branch
Connection
Main
Pipe
Branch Pipe
Branch Pipe
INCORRECT
INCORRECT
(In Case of Twin Type)
Height
Difference
Max.
Indoor Unit
0.5m
" and the piping "
A
B
Heating
High Pressure
Low Pressure
C
A
NOTE:
piping insulation above by
the cushioning between the
piping and the plate when
Branch Pipe
Branch
Connection
Branch Pipe
Indoor Unit
Max.
0.5m
The gas stayed at
O-ring screw part
B
However, it is not gas
leakage.
P5414950-rev.1
TC-12001
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