Table of Contents
Advertisement
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.
WARNING
A worn or damaged blade can break, and a
piece of the blade could be thrown at you
or bystanders, resulting in serious personal
injury or death.
• Inspect the blades periodically for wear or
damage.
• Replace a worn or damaged blade.
Before Inspecting or Servicing the
Blades
1.
Park the machine on a level surface, Disengage
the blade-control switch (PTO), and set the
parking brake.
2.
Turn the ignition key to off. Remove the key, and
disconnect the spark plug wires from the spark
plugs.
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
Blades (page 67)
(page
67).
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
(Figure
91).
Figure 91
1. Cutting edge
2. Curved area
All manuals and user guides at all-guides.com
(Figure
91).
Removing the
and
Sharpening the Blades
3. Wear/slot forming
4. Crack
Checking for Bent Blades
1.
Disengage the blade-control switch (PTO), move
the motion-control levers to the N
position, and set the parking brake.
2.
Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3.
Rotate the blades until the ends face forward
and backward
4.
Measure from a level surface to the cutting
edge, position A, of the blades
1. Measure here from blade
to hard surface
5.
Rotate the opposite ends of the blades forward.
6.
Measure from a level surface to the cutting edge
of the blades at the same position as in step 4.
Note:
The difference between the dimensions
obtained in steps
(1/8 inch).
Note:
If this dimension exceeds 3 mm
(1/8 inch), the blade is bent and must be
replaced.
WARNING
A blade that is bent or damaged could
break apart and could seriously injure or
kill you or bystanders.
• Always replace bent or damaged
blade with a new blade.
g006530
• Do not file or create sharp notches in
the edges or surfaces of the blade.
66
EUTRAL
(Figure
92).
(Figure
Figure 92
2. Position A
4
and
5
must not exceed 3 mm
-
LOCK
92).
g000975
Advertisement
Table of Contents
