Chamberlain Security+ 3000E Manual Del Proprietário página 13

ASSEMBLY STEP 5
For Sectional and One-Piece Doors Only
Install the Chain/Cable and Attach the
Sprocket Cover
1. Pull the cable loop from the
carton and fasten it to the
trolley with a master link
from the hardware bag
(Figure 1).
• Push pins of master link
bar through cable loop
and hole in front end of
trolley.
• Push master link cap over pins and past pin notches.
• Slide clip-on spring over cap and onto pin notches
until both pins are securely locked in place.
2. With the trolley against the screwdriver, dispense the
cable around the pulley.
3. Continue along the rail and around the motor unit
sprocket (Figure 2). The sprocket teeth must engage
the chain. Continue forward to the trolley threaded
shaft.
4. Use the second master link to connect the chain to the
flat end of the shaft (Figure 1). Check to make sure
the chain is not twisted.
5. Remove the screwdriver.
6. Install the sprocket cover: Insert the back tab in the
slot. Squeeze the cover slightly and insert the front tab
in the slot on the mounting plate (Figure 3).
Leave Chain
& Cable
Inside Carton to
Prevent Kinking.
Keep Chain & Cable
Taut When Dispensing
To avoid possible SERIOUS INJURY to fi ngers from moving
garage door opener:
• ALWAYS keep hand clear of sprocket while operating opener.
• Securely attach sprocket cover BEFORE operating.
Figure 1
Master Link
Clip-On Spring
Master Link Cap
Cable
Loop
Cable
Pulley
Install Chain & Cable
In This Direction
Figure 2
Figure 3
Front Tab Slot
13
Master Link
Clip-On Spring
Master
Link Cap
Flat end
of Trolley
Threaded
Shaft
Master
Link Bar
Install Chain
In This Direction
Motor Unit
Sprocket
Sprocket
Cover
Back Tab Slot
Top of Motor Unit
Mounting
Plate
Chain
Pin
Notch
Pin