MacDon HC10 for D-Series - Manual (Page 104)

MAINTENANCE
5.7 Drive Belt
5.7.1 Adjusting Drive Belt Tension
1. Remove wing nut and washer (A), and remove drive
cover (B).
Figure 5.8
2. Belt (A) should deflect 1/4 in. (7 mm) when a force
of 8–16 ft·lbf (36–72 N·m) is applied at the center of
the span.
Figure 5.9
3. Loosen three motor mount bolts (A).
4. Turn tensioning nut (B) clockwise to tighten belt, and
counterclockwise to loosen.
5. Tighten the three motor mount bolts (A).
6. Recheck the belt (C) tension.
Figure 5.10
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Rev. D