ectio
Maintenance/Repairs
Carefully
read
this
Section
on
en-
gine
and
chipper/Vac
maintenance
and
selVice.
Performing
the
required
mainte-
nance
according
to
schedule
will
ensure
the
proper
performance
and
long
life
of
your
machine.
CAUTION
Before
inspecting,
cleaning
or
servicing
the
machine,
shut
off
engine,
disconnect
spark
plug
wire,
and
make
sure
that all
moving
parts
have
come
to
a
complete
stop.
Failure
to
follow
these
instruc-
tions
can
result
in
personal
in-
jury
or
property
damage.
NOTE:
All references
to
left,
right,
front
and
rear
of
the
ma-
chine
are
determined
by
standing
behind
the
handlebars
and
facing
the
direction
of
forward
travel.
Subjects covered in this Section include:
• Checking
and
Changing Engine Oil
• Servicing the Air Cleaner Assembly
• Cleaning the Air
Intake
Debris
Guard
• Servicing the
Spark
Plug
•
Carburetor
and
Ignition System
Information
• Servicing the Engine
Spark
Arrester
• Servicing the Engine
On/Off
Switch Assembly
• Servicing the Safety Interlock System
• Lubrication
• Checking Nuts
and
Bolts
• Sharpening
or
Replacing the
Chipper
Blade
• Replacing the
Fan
Blades
• Repairing the
Shredder
Screen
• Replacing the Drive Belt
• Traction Drive Adjustments
• Replacing the Wheel Drive Bail Cable
• Adjusting the
Gear
Shift Lever Cable
• Replacing the
Gear
Shift Lever Cable
• Off-Season Storage
• Troubleshooting
REQUIRED
MAINTENANCE
SCHEDULE
REQUIRED
MAINTENANCE
Before
Every
Every Every
As
Each
5
25
100
Noted
Use
Hours
Hours Hours
Check
Bolts
and
Nuts
(Page
38)
•
Check
Engine
Oil
Level
(Page
35)
• •
Inspect
Collection
Bag
(Page
20)
•
Change
Engine
Oil
(Page
35)
•
1,4
Clean
Pre-Cleaner
Air
Filter
(Page
36)
•
2
Replace
Paper
Air
Filter
(Page
36)
• 3
Clean
Debris
Guard
(Page
36)
• •
2
Inspect
Spark
Plug
(Page
37)
•
Clean
machine
• 2
Inspect
engine
spark
arrester
5
NOTE
1-
Change
oil
after
first
two
hours
of
new
operation.
NOTE
2-
Clean
daily
if
used
in
extremely
dusty
or
dirty
conditions.
NOTE
3-
Replace
more
often
if
used
in
extremely
dusty
or
dirty
conditions
NOTE
4-
Change
more
often
if
used
in
extremely
dusty
or
dirty
conditions
NOTE
5-
If
engine
is
equipped
with
a
spark
arrester,
inspect
every
50
operating
hours.
34
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