Exmark Metro 21 Operator's Manual page 28

For Exmark Mower Parts Call 606-678-9623 or 606-561-4983
G0218
(Blade Brake Clutch Units Only)
5. Inspect the Blade for sharpness and wear, especially where the flat and the curved
If it is necessary to remove the blade for replacement or sharpening, complete the
following steps:
6. Remove the blade. Make sure to grasp the end of the blade using a rag or a thickly
Blade
Anti-Scalp Cup
Blade Nuts Accelerator
Figure 19
parts meet (Fig. 21A). Because sand and abrasive material can wear away the metal
that connects the flat and curved parts of the blade, check the blade before using the
lawn mower. If you notice a slot or wear (Fig. 21B and 21C), replace the blade.
NOTE: For the best performance, install a new blade before the cutting season
begins. During the year, file down any small nicks to maintain the cutting edge.
POTENTIAL HAZARD
♦ A worn or damaged blade can break.
WHAT CAN HAPPEN
♦ A piece of the blade could be thrown into the operator's
or bystander's area, resulting in serious personal injury
or death.
HOW TO AVOID THE HAZARD
♦ Inspect the blade periodically for wear or damage.
♦ Replace a worn or damaged blade.
padded glove.
For Blade Brake Clutch Units: Remove the blade nuts, anti-scalp cup, accelerator,
and the blade (Fig. 19)
For Units without a Blade Brake Clutch: Remove the blade bolt, accelerator, and
blade.
www.mymowerparts.com
Blade
(Units without a Blade Brake Clutch Only)
Sail
Sail
Flat
Sail
Wear
Slot
G0219
Figure 21
DANGER
- 23 -
Blade Bolt
G0233
Accelerator
Figure 20