3 . PREPARATIONS BEFORE INSTALLATION
Install suspension bolts and hanger brackets as illustrated in the diagram below .
• Use a suspension bolt size of 3/8 in.(M8) to 7/16 in.(M10).
• Use mold-in inserts and embedded foundation bolts for new installations or hole-in anchor bolts or
similar hardware for existing installations, taking care to install in a manner that can withstand the unit's
weight.
Unit: in. (mm)
Branch Selector unit
BSF4Q54TVJ
15-11/16 (398)
BSF6Q54TVJ
25-1/8 (638)
BSF8Q54TVJ
25-1/8 (638)
• Use the hanger brackets to support the connection
pipes on both the front and back of the unit within
40 in. (1 m) of the unit's side.
Placing an excessive amount of weight on the
hanger brackets may cause the unit to fall, resulting
in bodily injury.
7
B
<Suspension bolt pitch>
B
Slab
Unit
Note: All the above parts must be supplied in the field
<Example installation>
19-1/4 (489)
Anchor bolt
Long nut or
turnbuckle
Suspension bolt
Connection
Within 40 in. (1 m)
pipe
English