MTD B10 Lawn Mower User Manual


 
Service
7
16
Blade Care
When removing the cutting blade for
sharpening or replacement, protect your hands with
a pair of heavy gloves or use a heavy rag to hold the
blade.

strike a foreign object. Replace when necessary. Follow the steps
below for blade service.
Disconnect spark plug boot from spark plug. Turn mower 1.
on its side making sure that the air filter and the carburetor
are facing up.
Remove the bolt and the blade bell support which hold the 2.
blade and the blade adapter to the engine crankshaft. See
Fig. 7-1.
Remove blade and adapter from the crankshaft. See Fig. 3.
7-1.

Remove blade from the adapter for testing balance. 4.

Remove metal from the heavy side until it balances evenly.
When sharpening the blade, follow the original angle of
grind. Grind each cutting edge equally to keep the blade
balanced.
An unbalanced blade will cause
excessive vibration when rotating at high speeds. It
may cause damage to mower and could break
causing personal injury.
5. Lubricate the engine crankshaft and the inner surface
of the blade adapter with light oil. Slide the blade
adapter (and wave washer, if applicable) onto the engine


faces the ground when the mower is in the operating
position. Make sure that the blade is aligned and seated on
the blade adapter flanges. See Fig. 7-1 inset.
 
blade bell support with small holes in blade.
7. Replace hex bolt and tighten hex bolt to torque: 450 in. lbs.
min., 600 in. lbs. max.
To ensure safe operation of your mower, periodically check the
blade bolt for correct torque.
Off-Season Storage
The following steps should be taken to prepare your lawn mower
for storage.
Clean and lubricate mower thoroughly as described in the 
lubrication instructions.

rusting.
Refer to engine manual for correct engine storage 
instructions.
Do not use a pressure washer or garden hose to clean your 
unit.
Store mower in a dry, clean area. Do not store next to 
corrosive materials, such as fertilizer.
When storing any type of power equipment in a poorly
ventilated or metal storage shed, care should be taken to
rust-proof the equipment. Using a light oil or silicone, coat the
equipment, especially cables and all moving parts of your lawn
mower before storage.




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