MacDon FD75 OM - Manual (Page 374)

MAINTENANCE AND SERVICING
3. Remove the cotter pin (A) and slotted nut (B) from the
motor shaft.
4. Remove speed sensor disc (C) (if installed).
Figure 6.219
5. Loosen the six bolts (B) and slide the hydraulic motor
downwards to loosen driven chain (A).
6. Remove the drive chain (A) from drive sprocket.
Figure 6.220: Drive Chain
7. Remove sprocket (B) from shaft.
IMPORTANT:
Do not use pry bar and/or hammer to remove
sprocket; this will damage the motor. If sprocket
does not come off by hand, use a puller.
Figure 6.221: Reel Drive
169894 360 Revision A