INSTALLATION STEP 12

Connect Door Arm to Trolley

Follow instructions which apply to your door type as illustrated below and on the following page.

SECTIONAL DOORS ONLY

•

Make sure garage door is fully closed. Pull the

 

emergency release handle to disconnect the outer

 

trolley from the inner trolley. Slide the outer trolley back

 

(away from the door) about 2" (5 cm) as shown in

 

Figures 1, 2 and 3.

•

Figure 1:

 

– Fasten straight door arm section to outer trolley with

Inner Trolley

Outer Trolley

Clevis Pin

Ring5/16"x1" Fastener

Door

Bracket

Straight

Door Arm

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.

• 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.

• Figure 3, Hole alignment alternative:

– If holes in curved arm are above holes in straight

arm, disconnect straight arm. Cut about 6" from the

Clevis Pin 5/16"x1-1/4"

Figure 1

Curved Door Arm

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 bolts,

lock washers and nuts.

• Proceed to Adjustment Step 1, page 28. Trolley will re-

engage automatically when opener is operated.

HARDWARE SHOWN ACTUAL SIZE

Nut 5/16"-18 Lock Washer 5/16" Ring Fastener

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Clevis Pin

 

Hex Bolt

Clevis Pin

 

 

 

 

5/16"x1" (Trolley)

 

 

5/16"x1-1/4" (Door Bracket)

 

5/16"-18x7/8"

 

Lock

 

Washers

 

5/16"

Nuts

 

5/16"-18

Emergency

 

Release

 

Handle

Bolts 5/16"-18x7/8"

Door Bracket

Figure 2

Lock

Washers 5/16"

Nuts 5/16"-18

Bolts 5/16"-18x7/8"

Cut This End

Figure 3

26