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INSTALLATION STEP 12
Connect Door Arm to Trolley
Follow instructions which apply to your door type as illustrated
below and on the following page.
SECTIONALDOORSONLY
• Make sure garage door is fully closed. Pull the emergency
releasehandleto disconnect the outer trolley from the inner
trolley. Slide the outer trolley back (awayfrom the pulley) about
8" (20 cm) as shown in Figures 1,2 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 same way,
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 and join sections. Select holes as far apart as possible to
increasedoor arm rigidity.
• Figure 3, Hole alignment alternative:
- If holes in curved arm are above holes in straight arm,
disconnect straight arm. Cutabout 6" (15 cm) from the solid
end. Reconnectto trolley with cut end down as shown.
- Bring arm sections together.
- Findtwo pairs of holes that line up and join with bolts, lock
washers and nuts.
• Pull the emergency release handletoward the opener at a
45° angle so that the trolley releasearm is horizontal. Proceed
to Adjustment Step 1, page 27. Trolley will re-engage
automatically when opener is operated.
HARDWARESHOWN ACTUALSIZE
o Qo
Nut 5/16"-18 Lock Washer 5/16" Ring Fastener
c,ev,s O cevs n
5/16"x1" (Trolley) 5/16"x1-1/4" (Door Bracket)
Hex Bolt
5/16"-18x7/8"
FigureI
Figure2
Figure3
Figure 4
25
Pulley
i
i
8" (20 cm) rain. -)I
Curved
Clevis Pin Door Arm
5/16"xl -1/4"
Outer
Trolley
Clevis Pin
5/16"xl"
Emergency
Release
Handle
Straight
Door Arm
Pulley
i{... 8" (20 cm)min..i
J
Trolley
Stop t
Bolt Lock /
Washers /ot
Nuts 5/16"/o/
Nuts \ /O/
5/16"-18 I I°1
Bracket
_ Bolts
5116"-18x7/8"
Pulley
i._8"/2oore)mi_..i
....
Tr°l'eY/ ock --
Stop Washers / / I
Bolt Nuts // '
#,-,,/
Nuts 5/16" /O7
5/16"-18 J /O/
_d5g/_ - 1ix 7/8"
CORRECT INCORRECT
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