Install The Chain/Cable - Craftsman 139.53920D Owner's Manual

ASSEMBLY STEP 4
Hnstall 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.
o Slide clip-on spring over cap and onto pin notches
unfit both pins are securely tacked in place.
3. With the troIley 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 trotley 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
Bait
To avoid possible SERIOUS iNJURYto fingers from
moving garagedoor opener:
o ALWAYS keep hand dear of sprocket while operating
opener.
• Securelyattach chainspreaderBEFORE operating,
Dispensing Carton
Leave Chain and Cabte
Inside Dispensing
Carton to Prevent Kinking
Keep Chain and Cable
Taut When Dispensing
Figure 1
Master Link _._
Clip-On Sp r_n-g" _--'_ Master
Un_ Ca
Master Unk
c,p_oosp, Mos,°,
[_,_/'Unk Cap //_._,_
^ .. __4;_J Th,.readed ', ; Pin
L, ae_e_,,_ Shaft I ; .,.,.Nalch
/ _.__ur,.d _ U_ Bar
/ / /,,_,Ii( _ \ _ Hole ""
Idler _ _.._.)/][,'"_, : \Slotted
Pulley__..,,.,,_-i,.,,._ U ! i Hale
'' __ _L_ " "_'_" i '_' ' Master
C&ble _.,_ Link S_t
Figure 3
_,r Shaft
. _ ," Inner Nut
•" Lock 5116"
Washer
5l_ 6"
10