MacDon D65 Operator's Manual page 190

9. Tension the knife drive belt. For instructions, refer to
Tensioning Timed Knife Drive Belts, page
10. Install access cover (A) and secure it with a bolt.
11. Close the endshield. For instructions, refer to
Endshield, page 36.
Tensioning Timed Knife Drive Belts
The procedure for tensioning timed knife drive belts is the same for both sides of the header. The illustrations shown are
for the left side—the right side is opposite.
DANGER
To prevent bodily injury or death from the unexpected start-up or fall of a raised machine, always stop the engine and
remove the key before leaving the operator's seat, and always engage the safety props before going under the
machine for any reason.
IMPORTANT:
To prolong belt and drive life, do NOT overtighten belt.
IMPORTANT:
Do NOT use adjuster bolt at drive pulley to adjust timing belt tension.
1. Shut down the engine, and remove the key from the ignition.
2. Open the endshield. For instructions, refer to
3. Loosen two nuts (A) on the knife drive belt idler bracket.
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MAINTENANCE AND SERVICING
170.
Closing
Figure 5.88: Access Cover
Opening Endshield, page
Figure 5.89: Left Knife Drive
170
35.
A
A
Revision B