Craftsman 139.18595 owner manual Install the Chain/Cable

ASSEMBLY STEP 4

Install the Chain/Cable

1.Pull the cable around the idler pulley and toward 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 are securely locked in place.

3.With the trolley against the screwdriver, 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 screwdriver.

Figure 2	Chain
	Spreader
	"U" Bracket
	Bolt

Motor Unit

Sprocket

WARNING

To avoid possible SERIOUS INJURY to fingers from moving garage door opener:

•ALWAYS keep hand clear of sprocket while operating opener.

•Securely attach chain spreader BEFORE operating.

Dispensing Carton

Leave Chain and Cable

Inside Dispensing

Carton to Prevent Kinking.

Keep Chain and Cable

Taut When Dispensing

	Figure 1
	Master Link
	Clip-On Spring	Master
		Link Cap
Master Link
Clip-On Spring	Master
	Link Cap
	Trolley	Pin
Cable	Threaded
	Shaft	Notch
Link
		Master
	Round
		Link Bar
Idler	Hole
	Slotted
Pulley	Hole
Cable	Master
	Link Bar

Figure 3

Trolley Threaded

Shaft

Inner Nut

Lock 5/16" Washer 5/16"

Figure 4

Trolley

Threaded

Shaft

Round

Hole

10