Connect Door Arm To Trolley (Sectional Door) - Chamberlain 9601 Owner's Manual

Installation Step 12
Connect Door Arm to Trolley
Follow instructions which apply to your door type
as illustrated below and on page 27.
Make sure garage door is fully closed. Pull the manual release handle to disconnect the outer trolley
from the inner trolley. Slide the outer trolley back (away from the door) about 2" as shown in
Figures 1, 2 and 3.
Figure 1:
• 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 as shown.
Inner Trolley
Outer Trolley
Outer Trolley
Ring
Ring
Fastener
Fastener
Door
Door
Bracket
Bracket
Curved
Clevis Pin
Door Arm
Figure 3:
• 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
Lock
Washers
Washers
screws, lock washers and nuts.
5/16"
Nuts
s
5/16"-18
Hardware Shown Actual Size
18
Screws
5/16"-18x7/8"
Nut 5/16"-18
Cut This End
Hex Screw
5/16"-18x7/8"
Proceed to Adjustment Step 1, page 28. Trolley will re-engage automatically when the opener is operated.
SECTIONAL Doors Only
Step 10 Conect Door Arm to Trolley Sectional
Step 10 Conect Door Arm to Trolley Sectional
12/15/88 - 2/10/89 - 3/28/89 - 6/20/89 - 6/27/89
12/15/88 - 2/10/89 - 3/28/89 - 6/20/89 - 6/27/89
Inner Trolley
Clevis
Pin
Straight
Straight
Door Arm
Door Arm
Curved
Door Arm
Hole Alignment Alternative
Lock
5/16"
Screws
5/16"-18x7/8"
Lock Washer 5/16" Ring Fastener
Cut This End
Clevis Pin
5/16"x1"
Figure 2:
• 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.
Clevis
Pin
Figure 1
Clevis Pin
26
Outer Trolley
Lock
Washers
5/16"
Ring
Fastener
Nuts
Nuts
5/16"-18
5/16"-18
Door
Bracket
Door Bracket
Door Bracket
Lock
Washers
5/16"
Nuts
5/16"-18
Cut This End
Step 10 Conect
12/15/88 - 2/10/8
Inner Trolley
Lock
Rope
Washers
Clevis
5/16"
Pin
Manual
Release
Handle
Straight
Screws
Screws
Door Arm
5/16"-18x7/8"
5/16"-18x7/8"
Curved
Figure 2
Door Arm
Screws
5/16"-18x7/8"
Figure 3
Rope
M
Re
H