MacDon FD75 OM - Manual (Page 367)

MAINTENANCE AND SERVICING
4. Tension on chain (A) should be such that hand-force
deflects the chain 1/8 in. (3 mm) at midspan.
Figure 6.200: Reel Drive
5. Loosen six bolts (A) on motor mount.
Figure 6.201: Reel Drive
6. Slide motor (A) and motor mount (B) up or down until
required tension is achieved.
7. Tighten bolts to 75 lbf·ft (102 N·m).
Figure 6.202: Reel Drive
169894 353 Revision A