©2009 Overhead Door Corporation
Part Number 37027500123 02/26/2010 REV. 1
13
DOOR BRACKET
CAUTION
Doors made of masonite, lightweight wood,
fi berglass, and sheet metal must be properly
braced before mounting door opener.
Contact door manufacturer or distributor for
a bracing kit.
The Overhead Door Corporation is not
responsible for damage caused due to
improperly braced door.
NOTE: For door bracket and bolts locate Bag 4
from Box 2.
1. Finding door bracket mounting location.
• Door bracket is mounted as high on door
as possible along vertical centerline and NO
LOWER THAN top set of rollers
(Fig. 2-7).
2. Mounting the door bracket.
• Proper bracing should be verified at this point.
– Align door bracket centered on your vertical
centerline
(Fig. 2-8).
– Attach using 3
self-drilling screws
for sheet
metal or other
light weight material.
– Use
lag screws
(not provided) for
solid
wooden sectional doors.
NOTE: For solid wood doors, carriage bolts
WITHOUT SLOTTED HEADS (not included) may also
be used for attaching door bracket).
INSTALL DOOR ARMS
NOTE: For door arm nuts and bolts, clevis and
cotter pins locate Bag 5 from Box 2.
1. Attach the arms.
• Fasten short branch of curved door arm to door
bracket using bolt and locking nut
(Fig. 2-9).
• Fasten straight arm to carriage using clevis pin
and cotter pin
(Fig. 2-9).
2. Connecting the arms.
• Slide carriage back and forth to adjust arm
length.
– Position the straight arm 50º down from the
rail.
• With the arms arranged in this position, fasten
arms together using bolts and nuts spaced as
far apart as possible
(Fig. 2-9)
FIG. 2-7 Mounting door Bracket
FIG. 2-8 Examples of door bracket positioning
centerline of top roller
FIG. 2-9 Attaching door arms
Short Clevis Pin & Cotter Pin
50˚
Bolts as far
apart as
possible
Centerline
Centerline even with or
above top roller
