Ferris Industries BGF48KAV15 Lawn Mower User Manual


 
16
SERVICING THE MOWER BLADES
Blades should be sharp and free of nicks and dents. If
not, sharpen blades as described in following steps.
1. Remove the deck guard.
2. Raise the mower deck and secure with jackstands.
3. To remove blade for sharpening, use two (2) 15/16”
wrenches to remove the nut from the top of the blade
bolt. (Figure 7).
4. Use a file or hand-held grinder, sharpen blade to fine
edge. Remove all nicks and dents in blade edge. If
blade is severely damaged, it should be replaced.
5. Balance the blade as shown in Figure 8. Center the
blade’s hole on a nail lubricated with a drop of oil. A
balanced blade will remain level.
6. Reinstall each blade with the tabs pointing up toward
deck as shown in Figure 9. The blade spacers,
blade, washer and bolt must be reinstalled in the
exact same order in which they were removed.
Torque bolts to 70-90 ft.lbs. (94-120 N.m.).
LOOSEN
A
B
TIGHTEN
Figure 7. Removing the Blade
Figure 8. Balancing The Blade
Figure 9. Installing The Blade
A. Bolt
B. Flat Washer
Nail
WARNING
Mower blades are sharp. For your personal
safety, do not handle mower blades with bare
hands. Careless or improper handling of blades
may result in serious injury. For your personal
safety, blade mounting bolts must each be
installed with a flat washer then securely
tightened. Torque blade mounting bolts to
70-90 ft.lbs. (94-120 N.m.)
Regular Maintenance