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ASSEMBLY STEP 4
/nsta// the Chain/Cab/e
1. Pull the cable around the idler pulley andtoward the trolley.
2. Connect the cable to the retaining slot on the trolley, as shown
(Figure 1):
• From below, push pins of master link bar up through cable
link and trolley slot.
• Push master link cap over pins and past pin notches.
• Slide clip-on spring over cap and onto pin notches until both
pins aresecurely locked in place.
3. With the trolley against the screwdriver, dispense the
remainder of the cable/chain along the rail length toward the
motor unit and around the sprocket. The sprocket teeth must
engagethe chain (Figure 2).
4. Checkto make sure the chain is not twisted, then connect it to
the trolley threaded shaft with the remaining master link.
5. Thread the inner nut and lock washer onto the trolley threaded
shaft.
6. insert the trolley threaded shaft through the hole in the trolley.
Besure the chain is not twisted (Figure 3).
7. Looselythread the outer nut onto the trolley threaded shaft.
8. Removethe screwdriver.
ure 1
To avoid possible SERIOUSINJURYto fingers from moving
garagedoor opener:
• ALWAYS keep hand clear of sprocket while operating
opener.
• Securely attach sprocket cover BEFOREoperating.
Dispensing Carton
Leave Chain and Cable
Inside Dispensing
Carton to Prevent Kinking.
Figure2
Keep Chain and Cable
Taut When Dispensing
Sprocket
Figure3
HARDWARESHOWN ACTUAL SiZE
Trolley Threaded Shaft
Nut 5/16"-18 Lock Washer 5/16"
Master Link
10
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