30 DR
®
FIELD and BRUSH MOWER
Removing and Replacing the Blade
BEFORE PERFORMING ANY MAINTENANCE PROCEDURE, STOP THE ENGINE AND DISCONNECT THE
SPARK PLUG WIRE(S).
Tools Needed:
• 15/16" wrench or socket
• Air wrench if available
• Wear gloves
• 2 x 4 to brace the blade
1. Block the blade with a piece of wood between the blade and the skid on the chute side of the deck
(Figure 21).
2. Remove the blade lock nut (right-hand, regular thread) and washer.
USE CAUTION WHEN PUSHING OR PULLING THE WRENCH NEXT TO THE BLADE. WEAR GLOVES, IF THE
WRENCH SLIPS OFF THE NUT, YOU MAY BE SERIOUSLY INJURED.
3. Remove the blade.
4. Mount the new blade, washer and lock nut.
NOTE: Be sure the blade is seated completely over the small ridge in the spindle hub before tightening the
lock nut.
Figure 21
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