Merik 511M FS2 - Assembly Step 4: Chain and Cable Installation; Safety Warning for Chain;Cable Installation

ASSEMBLY STEP 4
For Sectional and One-Piece Doors Only
Install the Chain/Cable
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). Proceed back around the
correct groove in the chain spreader (Figure 3).
The sprocket teeth must engage the chain.
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.
13
To avoid possible SERIOUS INJURY to fingers from
moving garage door opener:
• ALWAYS keep hand clear of sprocket while operating
opener.
• Securely attach sprocket cover BEFORE operating.
WARNING
CAUTION
WARNING
WARNING
Motor Unit
Sprocket
Install Chain
In This Direction
Chain
Spreader
Figure 2
Cable
Pulley
Cable
Loop
Master
Link Bar
Master Link
Clip-On Spring
Pin
Pin
Notch
Chain
Flat end
of Trolley
Threaded
Shaft
Master Link Cap
Master
Link Cap
Master Link
Clip-On Spring
Install Chain & Cable
In This Direction
Figure 1
Leave Chain
& Cable
Inside Carton to
Prevent Kinking
Keep Chain
Taut When Dispensing
6-Tooth
Sprocket
Opener
Mounting Plate
Chain
Spreader
8-Tooth
Sprocket
Opener
Mounting Plate
Chain
Spreader
Figure 3
One-Piece Doors
6- Tooth Sprocket Application
Sectional Doors
8-Tooth Sprocket Application
(6-tooth sprocket can be used if slower travel speed
is desired.)