MacDon D65 SP DHOM - Manual (Page 182)

MAINTENANCE AND SERVICING
3. Rotate the left knife drive box driven pulley clockwise
until the left knife (A) is at the center of the inboard
stroke (B) (moving towards center of header).
NOTE:
Center stroke is when the knife sections (C) are centered
between guard points.
Figure 6.89: Timing: Left Side
4. Rotate the right knife drive box pulley counterclockwise
until the right knife (A) is at the center of the
inboard stroke (B) (moving towards center of header).
NOTE:
Center stroke is when the knife sections (C) are centered
between guard points.
Figure 6.90: Timing: Right Side
5. Install right-hand belt (A).
NOTE:
To maintain timing, knife drive box driver and driven
pulleys must not rotate as the belt is tightened.
Figure 6.91: Knife Drive: Right Side
169899 170 Revision A