Mower Deck
Maintenance
Servicing the Cutting
Blades
To ensure a superior quality of cut, keep the blades
sharp. For convenient sharpening and replacement,
keep extra blades on hand.
Before Inspecting or Servicing the
Blades
1.
Park the machine on a level surface, disengage
the PTO, and move the motion-control levers
outward to the P
ARK
position.
2.
Shut off the machine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3.
Unplug the battery charger if it is connected.
4.
Turn the battery-disconnect switch to the O
FF
position.
Inspecting the Blades
Service Interval:
Before each use or daily
1.
Inspect the cutting edges.
2.
If the edges are not sharp or have nicks, remove
and sharpen the blade; refer to
.
3.
Inspect the blades, especially in the curved area.
4.
If you notice any cracks, wear, or a slot forming
in this area, immediately install a new blade.
g006530
Figure 62
1.
Cutting edge
3.
Wear/slot forming
2.
Curved area
4.
Crack
Checking for Bent Blades
WARNING
A blade that is bent or damaged could
break apart and could critically injure you or
bystanders.
•
Always replace a bent or damaged blade
with a new blade.
•
Do not file or create sharp notches in the
edges or surfaces of the blade.
1.
Rotate the blades until the ends face forward
and backward.
2.
Measure from a level surface to the cutting
edge, position
A
, of the blades.
g000975
Figure 63
1.
Measure here from blade
to hard surface
2.
Position A
3.
Rotate the opposite ends of the blades forward.
4.
Measure from a level surface to the cutting edge
of the blades at the same position as in step
above.
Note:
The difference between the dimensions
obtained in steps
and
must not exceed 3 mm
(1/8 inch).
Note:
If this dimension exceeds 3 mm
(1/8 inch), replace the blade.
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