Dixon ZTR 72 Lawn Mower User Manual


 
CARE AND MAINTENANCE
34
Blades should be discarded when worn excessively.
DANGEROUS!
DO NOT USE
BLADE IN THIS
CONDITION!
When notch starts,
discard blade
New Blade
CAUTION Stop engine and remove ignition key for safety.
Wear heavy, thick gloves when holding onto
cutter blade, avoid the sharp edge of the blade.
MOWER BLADES:
Check sharpness of mower blades after every 10 hours
of operation. To sharpen blades, proceed as follows.
1. Remove bolt and flat washer mounting blade on
shaft. Remove blade.
2. Blades should be discarded when worn excessively.
3. Sharpen blade with a hand file, electric grinder or
blade sharpener. Wear gloves and eye protection
when sharpening. Grind blade at original 25
degree bevel.
4. Check balance of blade by positioning the blade on
a nail or blade balance pedestal. Grind the blade
on the end that is heavier until both sides balance.
5. Install blade, flat washer & bolt. Make sure to tighten
bolt to 60 ft. lbs.