Chamberlain 1022, 1042, 1024 manual Door Bracket, Install Door Arms

DOOR BRACKET:
CAUTION
Doors made of masonite, lightweight wood,		centerline
fiberglass, and sheet metal must be properly
braced before mounting door opener. Contact
door manufacturer or distributor for a bracing kit.		centerline
The Genie Company is not responsible for
		even with or
damage caused due to improperly braced door.
		above top roller
NOTE: For door bracket and bolts locate Bag 4	FIG. 2-7 Mounting door Bracket.
from Box 2.
1. Finding door bracket mounting location.
• Door bracket is mounted as high on door as	centerline of top roller
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	A	B
metal or other light weight material.
– Use lag screws (not provided) for solid
wooden sectional doors.	FIG. 2-8 Examples of door bracket positioning.

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	short clevis pin & cotter pin
bracket using bolt and locking nut (Fig. 2-9).
• Fasten straight arm to carriage using short
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.	50°
• With the arms arranged in this position, fasten
arms together using bolts and nuts spaced as
far apart as possible (Fig. 2-9).
	bolts as far
	apart as
	possible
	FIG. 2-9 Attaching door arms.

14 PN# 3642036534, 02/26/2010 REV. 1