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7
MAINTENANCE
7.20 SHARPENING BLADES_____________________________________________________
1. Place a wooden block between the blade and mower
housing to stop the blade from moving.
!
WARNING
The mower blades can develop sharp edges. Use
caution whenever servicing and handling.
2. When dressing or sharpening the blade, do not
follow the original pattern of grind as shown in (A).
Grind new cutting edges at an angle as shown in
(B).
If the maximum total loss of the blade reaches 1/2 in.,
(1.3 cm), do not sharpen further. Replace blade.
!
WARNING
Re-sharpening the blade beyond the allowable
1/2 in. (1.3 cm) may allow the blade tip to break
off and be thrown from the mower. Such an
incident can cause very serious injury to
bystanders and/or property damage.
7.21 CARE AND CLEANING _____________________________________________________
Clean the mower and implements after each use. Keep
the equipment clean. Do not wash equipment with engine
running. Serious engine damage may result. Whenever
possible, clean the equipment using compressed air.
NOTICE
Do not wash any portion of the equipment while it is
hot. Do not use high pressure spray or steam. Use
cold water and automotive cleaners.
1. Use compressed air to clean engine and radiator
fins.
2. Use only fresh water when washing your equipment.
NOTICE
Use of salt water or effluent water has been known to
encourage rust and corrosion of metal parts, resulting
in premature deterioration or failure. Damage of this
nature is not covered by the factory warranty.
3. Do not spray water directly at the instrument panel,
ignition switch, controller or any other electrical
components, or at bearing housings and seals.
4. Clean all plastic or rubber trim with a mild soap
solution or use commercially available vinyl/rubber
cleaners.
40
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3. Make sure an equal amount of material is removed
4. Use a blade balancer to check the blade after
5. Torque center mounting screw holding blade to 75
5. To maintain the original high luster of the fiberglass,
Repair damaged metal surfaces and use Jacobsen
touch-up paint. Wax the equipment for maximum paint
protection.
Clean grass and debris from cutting units, drives,
muffler and engine to prevent fires.
NEVER use your hands to clean cutting units. Use a
brush to remove grass clippings from blades. Blades
are extremely sharp and can cause serious injuries.
from both sides of blade to prevent having an
unbalanced blade. An unbalanced blade will cause
excessive vibration and may damage the mower.
sharpening.
to 90 ft. lb. (100 to 120 Nm).
A
B
periodically wax with a good grade of One-Step
cleaner wax.
!
CAUTION
!
WARNING
Maximum
1/2 in. (1.3 cm)
HR024
Figure 7D
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