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5.2.7 Position of Piping Connection
Piping can be installed from the indoor unit in the following directions: the rear side, the bottom side, and
the left side of the unit.
(1) In the case that the pipe is connected toward rear side, position the refrigerant piping as shown in the
following figures.
Gas Pipe
TIWM006B21S
TIWM008B21S
TIWM012B21S
TIWM015B21S
TIWM018B21S
TIWM024B21S
TIWM030B21S
Liquid Pipe
TIWM006B21S
TIWM008B21S
TIWM012B21S
TIWM015B21S
TIWM018B21S
TIWM024B21S
TIWM030B21S
NOTES:
1. Do not twist the pipes when connecting them.
2. Use the proper bending equipment to bend piping as needed.
If fashioning 1/4-inch diameter piping by hand, hold tightly at the
bending radius and proceed with the bending operation.
16
Left Rear Side Hole
for Pipe and Wire
Insulation
Refrigerant
Gas Pipe
g
Model
Diameter
1/2
(12.7)
1/2
(12.7)
1/2
(12.7)
5/8
(15.88)
Left Rear Side Hole
for Pipe and Wire
Refrigerant
Liquid Pipe
h
Model
Diameter
1/4
(6.35)
1/4
(6.35)
1/4
(6.35)
3/8
(9.52)
Exterior Contour
b
for Indoor Unit
50R
a
For Rear Side Piping
Gas Piping
a
b
15-9/16
4-3/16
(395)
(107)
15-9/16
4-3/16
(395)
(107)
18-7/8
5-9/16
(480)
(141)
18-7/8
5-9/16
(480)
(141)
Exterior Contour
e
for Indoor Unit
Insulation
50R
d
For Rear Side Piping
Liquid Piping
d
e
17-11/16
4-3/16
(450)
(107)
17-11/16
4-3/16
(450)
(107)
21-1/4
5-9/16
(540)
(141)
21-1/4
5-9/16
(540)
(141)
Unit: inch (mm)
g
9-9/16
(243)
10-5/16
(262)
18-9/16
(471)
18-9/16
(471)
Unit: inch (mm)
h
7-3/8
(188)
8-1/8
(207)
16-7/16
(418)
16-7/16
(418)
Bend the pipe
P5417052
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