branch box installation manual
TRANSCRIPT
8/7/2019 Branch Box Installation Manual
http://slidepdf.com/reader/full/branch-box-installation-manual 1/46. SYSTEM DESIGN
BRANCH BOX3-3.
INSTALLATION THE UNIT
WARNING
Perform installation in a location which can properly withstand the weight of the unit. Failure to ●install in a robust location or a faulty installment may cause the equipment to fall, a water leakage,electric shock or fire.
During installation, secure the hanger bolt so it does not come off. ●
CAUTION
Be sure to provide adequate maintenance space when installing the unit above the ceiling. ●
Changing the positioning of the control box
CAUTION
Change the positioning of the control box on-site before performing the installation. ●
The positioning of the control box can be changed.
(Only when installed horizontally. When vertically installed, the positioning cannot be changed.)
To the opposite side
At time of shipment Positioning after change
Bottom side Bottom side
Control box
Control box
Bottom side
Bottom side Control box cover
Screw
Screw
Wiring cover
Tape (4 places)
(1) Remove the screws (2 pieces) to remove the
wiring cover.
Remove the tapes (4 places) on the main unit.
(2) Remove the screws (2 pieces) to remove the
control box cover.
Bottom side
Bottom
panelBottom side
Screw
Screw
Screw
Screw
Control box
(3) Remove the screws (4 pieces).
(Note: Do not remove the control box.)
(4) Remove the screws (4 pieces) to remove the
bottom panel.
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8/7/2019 Branch Box Installation Manual
http://slidepdf.com/reader/full/branch-box-installation-manual 2/46. SYSTEM DESIGN
To the opposite side
Control box
Remove the controlbox by lifting up andout through slots
Insert and fix the controlbox using the slots
The lead wireruns here
(5) Remove the control box as shown in the figure,
and then change the positioning to the opposite
side.
(6) Attach the control box to the main unit as
shown in the figure.
Control box
Bottom panel
(7) Attach the bottom panel and secure it with the
screws (4 pieces).
(8) Secure the control box with the screws
(4 pieces).
Control box
Control box cover
Seal(Accessory)
Affi x the seal so each hole(4 places) is covered
Wiring cover
Secure the wiringcover by inserting intothe slots
(9) Attach the control box cover and secure it with
the screws (2 places).
(10) Attach the wiring cover and secure it with the
screws (2 places).
Affix the seals on the main unit (4 places).
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8/7/2019 Branch Box Installation Manual
http://slidepdf.com/reader/full/branch-box-installation-manual 3/46. SYSTEM DESIGN
Fix the unit (When hanging from the ceiling)
CAUTION
Do not hang from the ceiling when performing a vertical installation. ●
(1) Secure the hangers (accessories) with the screws (2 pieces, Ø 4 x 10mm, accessories). (4 places)
Screw
Hanger (4 places)
(2) Secure the attachment section with the hanging bolt. (Use M8 or M10 for the hanging bolt)
(3) Secure the hangers with hexagonal nuts (field supply) and the washers (accessories) as shown in
the figure below.
(4) Once you have checked the unit is flat, fasten the hexagonal nuts.
(The unit’s slope must be within ±5° in all directions.)
(20 to 30)
25/32 to 1-3/16
Hanging bolt (M8 or M10) Unit: in. (mm)
Hexagonal nuts(M8 or M10)Washers
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8/7/2019 Branch Box Installation Manual
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Fix the unit (For wall installation)
<Horizontal installation>
(1) Secure the hangers (accessories) with the
screws (2 pieces, Ø 4 x 10mm, accessories).
(4 places)
• Install the unit with its top side facing
upwards.
Screw
Hanger
Top side
(2) For temporary mounting of the unit, install two
of the Ø 4×25mm screws in the wall, allowing
the space of 5 to 10mm (3/16 to 3/8 inch)
between the wall and the screw heads. Then
hook the unit over these two screws.
(5 to 10 mm)3/16 to 3/8 in.
18-15/32 in. (469 mm)
Pitch for securingthe tapping screws
Spacebetween walland head of screw:
Tappingscrews
(3) After checking that the unit is fl at, secure and
mount the branch box with the 8 screws (Ø
4 x 25mm, accessories) provided including
the tapping screws. (The unit’s slope must be
within ±5° in all directions.)
Screw
Screw
Screw
Screw
<Vertical installation>
(1) Secure the hangers (accessories) with the
screws (2 pieces, Ø 4 x 10mm, accessories).
(4 places)
• Install the unit with the control box facing
upwards.
Screw
Hanger
Control box
(2) For temporary mounting of the unit, install two
of the Ø 4×25mm screws in the wall, allowing
the space of 5 to 10mm (3/16 to 3/8 inch)
between the wall and the screw heads. Then
hook the unit over these two screws.
18-15/32 in. (469 mm)
(5 to 10 mm)3/16 to 3/8 in.
Pitch for securingthe tapping screws
Tappingscrews
Spacebetween walland head of screw:
(3) After checking that the unit is fl at, secure and
mount the branch box with the 8 screws (Ø
4 x 25mm, accessories) provided including
the tapping screws. (The unit’s slope must be
within ±5° in all directions.)
Screw
Screw
Screw
Screw
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