Sears CRAFTSMAN 139.53640SRT - Manual (Page 7)

Separate all hardware from the packages in the rail carton and the opener carton, as
shown below, for the assembly and installation procedures.
Assembly Hardware
s
1 I 1 1
j
*
Washered Screw
5/16" -18 X 1/2" (2)
(mounted in opener)
Hex Screw
5/16"-18x7/8" (3)
Nut
5/16" - 18 (5)
/
" ■ i n i i l l 1 ( 1 1 ( 1 1 1 1
/ ! ! М ! ! ! ! ! ! М ! ! / / /
Trw\
- n \ n V v v v v V V V V V \ \ i \ v \ \ \ \ 1 1 v \ \ v V V V v l v v V \ . V ' à S S S s J
Trolley Threaded Shaft (1)
Carriage Bolts
1/4"-20 X 1/2" (4)
Lock Washer
5/16" (4)
Master Link (2)
Lock Nut
1/4"-20x7/16" (4)