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INSTALLATION STEP 12
ConnectDoorArm to Trolley
Follow instructions which apply to your door type as illustrated
below and on the following page.
SECTIONALDOORSONLY
Make sure garagedoor is fully closed. Pullthe emergency release
handleto disconnect the outer trolley from the inner trolley. Slide
the outer trolley back (away from the pulley) about 8" (20 cm) as
shown in Figures1,2 and 3.
Figure 1:
• Fastenstraight door arm section to outer trolley with the
5/16"x1" clevis pin. Securethe connection with a ring fastener.
• Fastencurved section to the door bracket in the sameway,
using the 5/16"x1-1/4" clevis pin.
IMPORTANT."Thegroove on the straight door arm MUST face
away from the curved door arm (Figure 4).
Figure 2:
• Bring arm sections together. Find two pairs of holes that line
up andjoin sections. Select holes as far apart as possible to
increasedoor arm rigidity.
Figure 3, Hole alignment alternative:
• If holes in curved arm areabove holes in straight arm,
disconnect straight arm. Cut about 6" (15 cm) from the solid
end. Reconnectto 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.
Pull the emergency releasehandle toward the opener at a 45°
angle so that the trolley releasearm is horizontal. Proceedto
Adjustment Step 1, page27. Trolley will re-engageautomatically
when opener is operated.
HARDWARESHOWN ACTUALSIZE
o Oo
Nut 5/16"-18 Lock Washer 5/16" Ring Fastener
Clevis Pin Clevis Pin
5/16"x1" (Trolley) 5/16"x1-1/4" (Door Bracket)
Hex Bolt
5/16"-18x7/8"
Figure 1
Pulley
Figure 2
Ring
Fastener
/
0 Door
Bracket
Curved Door Arm
Clevis Pin 5/16"x1-1/4"
_ Outer
Trolley
Clevis Pin
5/16"x1"
Emergency
-- elease
Handle
Straight
DoorArm
Pulley
\i-- 8"(20 cm) min. !
Lock t
Washers/<
Nuts 5/116" /o_
5/16"-18 .__ro_
Door Bracket
_ _/_lt6s._18x7/8,,
Figure 3
Pulley
_! 8" (20 cm) min. ,,
r-1 "),
Oo
Lock
w;; ersb/
Nuts / /o7
5/16"-18_J/_ I/
v Cut this end
Figure4
25
CORRECT INCORRECT
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