MacDon FD75 OM - Manual (Page 375)

MAINTENANCE AND SERVICING
8. Align keyway (A) in new sprocket with key (B) in shaft
and slide new sprocket onto shaft.
9. Slip chain over drive sprocket.
Figure 6.222: Reel Drive
10. Install speed sensor disc (C) (if applicable) onto shaft.
11. Secure disc and sprocket with slotted nut (B).
12. Torque nut to 40 ft·lbf (54 N·m) and install the cotter pin
(A). If required, tighten nut to next cotter pin hole.
Figure 6.223: Reel Drive
13. Slide motor (A) and motor mount (B) up or down until
required tension is achieved.
Figure 6.224: Reel Drive
169894 361 Revision A