E
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Installation Manual
45
Pipe connections between indoor and outdoor unit
Branch pipe Fitting
Y branch
A
B
To Outdoor Unit
To Branch Piping or Indoor Unit
A
B
Facing
upwards
Facing
downwards
Within ± 3°
Within ± 3°
Viewed from point A
in direction of arrow
Horizontal
plane
/- 10
°
A
Insulator
(included with kit)
Liquid and gas
pipe joints
Insulator for
field piping
Tape
(field supply)
A
B
Header
To outdoor unit
To indoor unit
A
B
C
• Ensure that the branch pipes are attached horizontally or vertically (see the diagram below.)
• There is no limitation on the joint mounting configuration.
• If the diameter of the refrigerant piping selected by the procedures described is different from the size
of the joint, the connecting section should be cut with a pipe cutter.
• Branch pipe should be insulated with the insulator in each kit.
• When the number of pipes to be connected is
smaller than the number of header branches,
install a cap to the unconnected branches.
• The indoor unit having larger capacity must be
installed closer to
?
than smaller one.
• If the diameter of the refrigerant piping
selected by the procedures described is
different from the size of the joint, the
connecting section should be cut with a pipe
cutter.
ⓒ
Pipe cutter
Summary of Contents for multi V JRUN Series
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