MacDon A40-D, Operator'S Manual

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147
Revision A
Installing Timing Belt on Right Side
CAUTION
To avoid bodily injury or death from unexpected startup of machine, always stop engine and remove key
from ignition before leaving operator
’
s seat for any reason.
Figure 4.80: Right Side Inboard Opening
1. Route knife drive timing belt from inboard side of
endsheet through opening (A).
Figure 4.81: Right Timing Belt
2. Position belt (C) onto knife drive box pulley (E) and
knife drive pulley (D) as shown.
IMPORTANT:
To prolong belt and drive life, do NOT over-tighten belts.
NOTE:
When installing new belt, NEVER pry belt over pulley.
Be sure adjusting screw is fully loosened, then
tension belt.
3. Turn adjuster bolt (B) to move pulley (C) until a force of
22
–
30 N (5
–
6.5 lbf) deflects belt (C) 14 mm (9/16 in.) at
midspan.
4. Tighten jam nut at location (B) and three nuts (A).
MAINTENANCE AND SERVICING