Cutterbar Spindle Shear Pin; Removing Cutterbar Spindle Shear Pin - MacDon R113 Operator's Manual

5. Close cutterbar doors. Refer to
Doors, page 38.

4.4.11 Cutterbar Spindle Shear Pin

To prevent damage to the cutterbar and drive systems,
each disc is attached to a spindle containing a shear
pin (A).
If the disc contacts a large object such as a stone or stump,
the pins will shear and the disc will stop rotating and move
upwards while remaining attached to the spindle with a
snap ring (B).
IMPORTANT:
• Ensure correct orientation of the shear pins during
replacement.
• Spindles that
left-handed threading.
• Spindles that rotate
right-handed threading.

Removing Cutterbar Spindle Shear Pin

DANGER
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.
147910
MAINTENANCE AND SERVICING
3.3.3 Closing Cutterbar
rotate clockwise
counterclockwise
Figure 4.124: Cutterbar Doors in
Closed Position
have
have
Figure 4.125: Cutterbar Spindles
175
Revision A