Connect Door Arm To Trolley - Chamberlain Series 1000E Owner's Manual

Installation Step 9

Connect Door Arm to Trolley

Follow only those instructions which apply to your
door type.
Make sure garage door is closed tight. Pull the manual 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.
FIGURE A: Fasten straight door arm section to
outer trolley with the 5/16"x1" clevis pin. Secure the
connection with a ring fastener.
Fasten curved section to the door bracket in the
same way, using the 5/16"x1-1/4" clevis pin.
A
Outer Trolley
Ring
Fastener
Door
Bracket
Clevis Pin
5/16"x1-1/4"
FIGURE C: If holes in curved arm are above holes
in straight arm, disconnect straight arm. Cut about
15cm 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
Inner Trolley
Clevis Pin
5/16"x1"
Straight
Door Arm
Curved
Door Arm
FIGURE 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
Washers
Nuts
5/16"-18
18
Rope
Manual
Release
Handle
Screws
5/16"-18x7/8"
13mm Socket Wrench
Lock
5/16"
Screws
5/16"-18x7/8"
Cut This End