MacDon FlexDraper FD1 Series, Operator'S Manual, Page: 384 / 510

MAINTENANCE AND SERVICING
11. Install the grease zerk (A) into the knifehead pin, and
turn the grease zerk for easy access.
IMPORTANT:
Slowly apply grease to the knifehead until slight
downward movement of the knifehead is observed.
Do
NOT
over-grease the knifehead. Over greasing
leads to knife misalignment causing excessive
heating of guards and overloading of drive systems.
If over greasing occurs, remove the grease zerk to
release pressure.
Figure 5.115: Knifehead
12. Tighten the knife drive box side bolts (A) fi rst, then
tighten the bottom bolts (B). Torque to 200 ft · lbf
(271 N · m).
13. Move the output arm to the mid-stroke position, and
ensure the knife bar doesn’t contact the front of the
fi rst guard. If the knife drive box requires adjustment,
contact your MacDon Dealer.
14. Install and tension the knife drive belts. For untimed
belts refer to
Tensioning Knife Drive Belts, page 369
.
15. Close the endshield. Refer to
Closing Endshields,
page 32
.
Figure 5.116: Knife Drive Box
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Revision A