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FiGure d
chain
(59)
idler pulleY
(68)
trolleY
(45)
4. The Chain (59), Trolley (45), and Idler Pulley (68) have been pre-assembled in the
Rail (35). Make sure these parts are complete and in good condition.
(see Figure d.)
FiGure e
rail
(35)
rail brace
(44)
5. Lubricate the inside edges of the Rails (35) using grease. Place the Rails on a at
surface for assembly. All four Rails are interchangeable. Slide a Rail Brace (44)
onto a Rail. Connect a Rail by sliding a Rail Brace onto the next Rail. Tap the Rail
assembly on a piece of at scrap wood until all Rails are ush. Repeat this proce-
dure with the remaining Rails. (see Figure e.)