MacDon FD75 OM - Manual (Page 383)

MAINTENANCE AND SERVICING
6. Install the speed sensor disc (C) onto the motor shaft.
7. Secure disc and sprocket with slotted nut (B).
8. 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 6.244: Reel Drive
9. Adjust the chain tension (C). Tension on chain should
be such that hand-force deflects the chain 1/8 in.
(3 mm) at midspan.
10. Install lower cover (B) and secure with three
screws (A).
Figure 6.245: Reel Drive
11. Install upper reel drive cover (B) and secure with six
screws (A).
Figure 6.246: Drive Cover
169894 369 Revision A