Craftsman 139.53637SRT1 Owner's Manual download pdf (Page 10)

Assembly Step 4

Install the Chain/Cable &

Attach the Sprocket Cover

I)i_per_ng Carton

entangle¢l In moving opener sprockeL Attach

sprocket cover eecurely. Never operate oPener

• 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.

• W'dhthe 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. MasterLink

• Use the second master link to connect

the chain to the fiat end of the shaft.

Master

Check to make sure the chain Is

not twisted.

• Remove the screwdriver.

Figure 2 op.,_

sprocket

Figure 3

Ftet End

of Trolley

Chain

,Rn Notch

Inst_l Clmln andCa_e

In1111sDir_tion

SWod_

Cover

BackTab Slot

Figure I

Master Unk Procedure:

Pushpinsof masterlinkbar

throughcableloopand holein

frontend of trolley.Pushcap

overpinsand intonotches.

Slidedip-on spdngovercap

and intonotchesuntilboth

pinsam securelylocked.

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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Craftsman 139.53637SRT1 Owner's Manual Page 10

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