214328 83 Revision A
Figure 6.3: Knifehead and Pitman Arm
1. Stop engine and remove key.
2. Check guards for signs of heating during run-up due to
insufficient clearance between guard and knife.
3. If heating is evident, check gap between knifehead (A)
and pitman arm (B). A business card should slide easily
through gap. If not, adjust gap by loosening bolt and
tapping knifehead (A) with a hammer. Retighten bolt.
Figure 6.4: Guard Tips – Upward Adjustment
4. Adjust guard alignment as necessary using guard
straightening tool (MD #140135). Adjust guard tips
upwards by positioning tool as shown and pulling up.
Figure 6.5: Guard Tips – Downward Adjustment
5. Adjust guard tips downward by positioning tool as
shown and pushing down.
RUNNING UP HEADER
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