Storage - Gravely 988100 Owner's/Operator's Manual

Replace Mower Blades
1. Put the blades, flat washers, lock washers, and the
bolts back on the spindle shafts.
2. Tighten the bolts to a torque of 115-125 lbf-ft
(156-169.5 N•m).
3. Replace ignition wire on spark plugs.
Sharpen the Mower Blades
Figure 18.
CAUTION: DO NOT sharpen mower blades
while on unit. An unbalanced mower blade will
cause excessive vibration and eventual
damage to unit. Check mower blade balance
before reinstalling blades.
NEVER weld or straighten bent blades.
WARNING: AVOID INJURY. Read and
understand the entire Safety section before
proceeding.
Storage – Two Months or More
Check each item in the Maintenance Schedule on page 16,
but do not add gasoline.
Clean the unit. Touch up all scratched painted surfaces.
IMPORTANT: Never spray unit with high-pressure water or
store unit outdoors. Store unit in a cool, dry, protected
location.
NOTE: Clean unit thoroughly with mild soap and low pres-
sure water and lubricate (See General Lubrication on
page 17). Touch up all scratched painted surfaces. Do not
allow gasoline or oil to remain on any decals.
1. Remove mower blade from unit.
Discard mower blade if:
• More than 1/2 in. (1.27 cm) of metal is removed.
• Air lifts become eroded.
• Blade is bent or broken.
2. Sharpen mower blade by removing an equal amount of
material from each end of mower blade. DO NOT
change angle of cutting edge or round the corner of the
mower blade.
3. Check mower blade balance.
Slide mower blade on an unthreaded bolt. A balanced
blade should remain in a horizontal position. If either
end of mower blade moves downward, sharpen the
heavy end until blade is balanced.
4. Install mower blade(s) on unit (See Replace Mower
Blades on page 22).

STORAGE

Engine
Refer to the engine manual to prepare the engine for
storage.
GB-22