Design and Technical Manual

6. SYSTEM DESIGN
Fix the unit (For wall installation)
z
<Horizontal installation>
(1) Secure the hangers (accessories) with the
screws [2 pieces, Ø 3/16 x 3/8 in. (4 x 10 mm),
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 3/16 × 1 in. (4 × 25 mm) screws in
the wall, allowing the space of 3/16 to 3/8 in.
(5 to 10 mm) 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.
18-7/16 in. (469 mm)
Pitch for securing
the tapping screws
Space
between wall
and head of
screw:
Tapping
screws
(3) After checking that the unit is  at, secure and
mount the branch box with the 8 screws [Ø
3/16 × 1 in. (4 x 25 mm), 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 3/16 x 3/8 in. (4 x 10 mm),
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 3/16 × 1 in. (4 × 25 mm) screws in
the wall, allowing the space of 3/16 to 3/8 in.
(5 to 10 mm) between the wall and the screw
heads. Then hook the unit over these two
screws.
18-7/16 in. (469 mm)
(5 to 10 mm)
3/16 to 3/8 in.
Pitch for securing
the tapping screws
Tapping
screws
Space
between wall
and head of
screw:
(3) After checking that the unit is  at, secure and
mount the branch box with the 8 screws [Ø
3/16 × 1 in. (4 x 25 mm), 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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SYSTEM DESIGN SYSTEM DESIGN