Design and Technical Manual

3. OUTDOOR UNIT & BRANCH BOX
BRANCH BOX3-2.
The branch box can be installed onto the wall or hanging from the ceiling.
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The branch box can be installed and set horizontally or vertically.
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Provide a service access for maintenance and inspection purposes as shown in the gure
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below.
It is not necessary to provide drainage for the branch box.
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The slope of the top side must be within ±5° in all directions of the horizontal plane.
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Use M8 or M10 (5/16" or 3/8") for the bolt size when hanging.
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HORIZONTAL INSTALLATION3-2-1.
Be sure to install so that the top side faces up.
1-3/4 (44)
Top side
18-7/16 (469)
Hanger bolt pitch
Hanger bolt pitch
10-1/16 (256)
(11-15/16 (304))
15/16 (24)
Top side
Outdoor unit side
Indoor unit side
(33 (838))
17-1/16 (433)
6-1/16 (154)
9-7/8 (251)
(11-15/16 (304))
4-3/4 (120)
7-11/16 (195)
2-11/16 (69)
Installation dimensions
Service access
34 (850) or more
15 (360) or more
21 (530) or more
)ecaps ecivreS()ecaps ecivreS(
(Service space)
12 (300)
or more
28 (700) or more
UNIT A UNIT B UNIT C
Wall installation
1 (25)
5-13/16 (148)
1-9/16 (40)
1-9/16 (40)
2-15/16 (75)
3-3/4 (95)
3-3/8 (85)
1-5/8 (42)
2-1/4 (57)
3-3/4
(95)
3-3/4
(95)
- (03 - 08) -
OUTDOOR UNITS OUTDOOR UNITS