MacDon A40-D, Operator'S Manual

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Revision A
Changing Knife Drive Box Oil
Change knife drive box lubricant after the first 50 hours operation, and every 1000 hours (or 3 years) thereafter.
To change lubricant, follow these steps:
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.
1. Raise header and then place a suitable container under the knife drive box drain to collect oil.
Figure 4.58: Knife Drive Box Breather
2. Engage safety props.
3. Remove breather/dipstick (A) and drain plug (B), and
allow oil to drain.
4. Replace drain plug and add oil to required level. Use
gear lubricant, SAE 85W-140, API Service Class GL-5,
2.2 liters (2.3 quarts).
5. Disengage safety props.
4.7.10 Adjusting Knife Timing
Double-knife auger headers require that the knives are properly timed to move in opposite directions. Knives
moving in the same direction will result in unnecessary vibration.
Figure 4.59: Right Knife Drive Belt
1. Remove the right side knife drive belt (A), if it is not
already removed.
MAINTENANCE AND SERVICING