Peerless Industries PRS-1 Manuale Utente

Pagina di 13
ISSUED: 08-15-07  SHEET #: 055-9188-6   06-25-10 
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6 of 13
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Place projector mount assembly (A) on ceiling as a 
template and mark the center of the two mounting 
holes. Drill two 1/4" (6 mm) dia. holes to a minimum 
depth of 2.5" (64 mm). Attach projector mount 
assembly (A) using two concrete anchors (G), two 
fl at washers (E), and two #14 x 2.5" wood screws 
(F) as shown. 
NOTE: Mounting slots on projector mount assembly 
allow for 30° (±15°) of rotation before fully securing 
wood screw.
Tighten wood screws (F) using 3/8" (10 mm) socket 
wrench or phillips screwdriver until projector mount 
assembly (A) is fi rmly attached. 
Skip to step 5.
F
Installation to Concrete Ceilings
A
E
G
FRONT OF 
MOUNT
•  Tighten wood screws fi rmly, but do not overtighten. 
Overtightening can damage the screws, greatly re-
ducing their holding power.
•  Never tighten in excess of 80 in • lb (9 N.M.).
WARNING
3
•  Always attach concrete anchors directly to load-
bearing concrete.
•  Never attach concrete anchors to concrete covered 
with plaster, drywall, or other fi nishing material. If 
mounting to concrete surfaces covered with a fi nish-
ing surface is unavoidable (not evaluated by UL), the 
fi nishing surface must be counterbored as shown be-
low. Be sure concrete anchors do not pull away from 
concrete when tightening screws. If plaster/drywall is 
thicker than 5/8", custom fasteners must be supplied 
by installer (not evaluated by UL).
WARNING
concrete 
surface
1
3
2
G
Drill holes and insert anchors (G).
Place plate (A) over anchors (G) and secure with screws (F).
Tighten all fasteners.
A
G
F
CUT
A
W
A
Y
 VIEW
INCORRECT
CORRECT
plaster/
dry wall
concrete
concrete
plaster/
dry wall
A
A
•  Concrete must be 2000 psi density minimum. Lighter density concrete may not hold concrete anchor.
•  Make sure that the supporting surface will safely support the combined load of the equipment and all attached hard-
ware and components.
WARNING