Install Chain/Cable - Craftsman 139.5399 Owner's Manual

ASSEMBLY STEP 4
Install the Chain/Cable
1. Pull the cable around the idler pulley and toward
the trolley.
2. Connect the cable loop to the retaining slot on the
trolley, as shown (Figure 1):
• From below, push pins of master link bar up
through cable loop 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 are securely locked in place.
3. With the trolley against the pliers, dispense the
remainder of the cable/chain along the rail toward
the motor unit into the slot on the chain spreader,
around the sprocket onto the chain spreader and
continuing to the trolley assembly. The sprocket
teeth must engage the chain (Figure 2).
4. Check to make sure the chain is not twisted, then
connect it to the threaded shaft with the remaining
master link.
5. Thread the inner nut and lock washer onto the
trolley threaded shaft (Figure 3).
6. Insert the trolley threaded shaft through the hole in
the trolley. Be sure the chain is not twisted
(Figure 4).
7. Loosely thread the outer nut onto the trolley
threaded shaft.
8. Remove the locking pliers.
Figure 2
"U" Bracket
Lock Nut
Figure 4
Chain
Spreader
Motor Unit
Sprocket
Trolley
Threaded
Shaft
Round
Hole
WARNING
CAUTION
Dispensing Carton
Leave Chain and Cable
Inside Dispensing
Carton to Prevent Kinking.
Keep Chain and Cable
Taut When Dispensing
Master Link
Clip-On Spring
Cable
Loop
Idler
Pulley
Cable
Figure 3
Lock
Washer
5/16"
10
Figure 1
Master Link
Clip-On Spring
Master
Link Cap
Trolley
Threaded
Shaft
Round
Hole
Slotted
Hole
Master
Link Bar
Trolley
Threaded
Shaft
Inner Nut
5/16"
Master
Link Cap
Pin
Notch
Master
Link Bar