Craftsman 139.53674SRT Install Chain/Cable Attach Sprocket Cover, Check to make sure the chain Is

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Assembly		Step	4	WARNINQi
Install	the	Chain/Cable	&
				i i	i	i	i •	i
Attach	the	Sprocket	Cover	Serious injury can result	if	fingers	become
				entangled in moving opener sprocket. Attach
				sprocket cover securely. Never operate opener
				while your hand is near the opener sprocket.

Keep Chain and Cable

Taut When Dispensing

•Detach the cable loop from the carton and fasten it to the trolley with a master link from the hardware bag. See master link procedure, Figure 1.

•With the trolley against the screwdriver, dispense the cable around the pulley.

•Proceed back around the opener sprocket, Figure 2. Be sure sprocket teeth engage the

chain. Continue forward to the trolley
threaded shaft, Figure 3.	Master Link
• Use the second master link to connect	C_p-On Spring , ,
the chain to the flat end of the shaft.	Master
Check to make sure the chain Is
	Link
not twisted.
• Remove the screwdriver.

Figure 2	c._.,.
	Sprockel

Figure 3

Rat End

of Trolley

ThreadedShaft

Chain

T-rail

m

t

Trolley

_ Master

Install Chain and Cadle

In This Direction

Spmckat

Cov_

LinkBat	Figure I
Cable
PuJley
M_	Unk Procedure:

Pushpinsof masterlink bar throughcable loopand hole in frontend oftrolley. Push cap over pinsandpast notches. Slide dip-on spdngover cap and intonotchesunUIboth

pinsare securelyIo_ked.

Front Tab Slot	Mortaring
	Plate

To attach the sprocket cover:

•Insert the back tab in the opener slot. Squeeze the cover slightly and insert the front tab in the slot on the mounting plate.

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