MacDon M105 Operator's Manual page 197

6. Press SELECTOR button (B) on the ground speed
lever (GSL) until the CDM (A) displays the knife speed
in SPM (strokes per minute).
Optional Expansion Module MD #B4666 is installed.
7. If knife speed is NOT displayed, the optional expansion
module is not installed, proceed to .
8. Compare reading to Table
page 182.
9. If required, adjust knife speed as follows:
10. Shut down engine, and open engine hood.
11. Locate the knife drive pump (A) and knife speed
adjuster screw (B) under the right (cab forward) side
of the windrower.
NOTE:
The knife speed adjuster screw may have a plastic cap
(B) covering it. Pull this cap off to expose the screw.
169890
OPERATION
This indicates that
4.2 A-Series Knife Speed,
Figure 4.190: Operator Console
Figure 4.191: Knife Drive Pump
183
Revision A