Branch Box Installation Manual

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.


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.)


bottom panel.

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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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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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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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Documents

Branch Box Installation Manual