Connect Door Arm To Trolley - Sears 39.18205SR - 1/2 HP Owner's Manual

INSTALLATION STEP 10

Connect Door Arm to Trolley

Follow only those instructions which apply to
your door type.
Make sure garage door is closed tight. Pull the emergency release handle to disconnect the trolley.
Manually move outer trolley back to the center of inner trolley as shown in figures A, B and C.
FIG. A: Fasten straight door arm section to outer
trolley with a clevis pin. Secure the connection with a
ring fastener.
Fasten curved section to the door bracket in the
same way.
A
Ring
Fastener
Door
Bracket
Clevis Pin
FIG. C: If holes in curved arm are ABOVE holes in
straight arm, disconnect straight arm. Cut about 6"
from the solid end. Reconnect to trolley with CUT
END DOWN as shown.
Bring arm sections together. Find two pairs of holes
that line up and join with screws, lock washers and
nuts.
Proceed to Step 1, page 20. Trolley will re-engage automatically when opener is operated
SECTIONAL DOORS ONLY
B
Clevis
Pin
Straight
Door Arm
Curved
Door Arm
FIG. B: Bring arm sections together. Find two pairs of
holes that line up and join sections.
Select holes as far apart as possible to increase door
arm rigidity.
B
Lock
Washers
5/16"
Nuts
5/16"-18
Door
Bracket
C
gency
Nuts
ease
5/16"-18
ndle
Fully Closed
Trolley
18
Rope
Screws
5/16"-18x7/8"
Lock
Door
Washers
Bracket
5/16"
Straight
Clevis Pin
Door Arm
Screws
5/16"-18x7/8"
Cut This End
C
Emergency
Release
Handle
Rin
Fast
Screws
5/16"-18x7