AIR FILTER
Your engine
will not run properly
using
a dirty air filter. Service
paper cartridge
every two months
or every 25 hours of
operation,
whichever
occurs
first.
Service
paper cartridge
more often under
dusty conditions.
Replace
the paper cartridge
annually,
or
after every 100 hours of operation.
TO SERVICE
CARTRIDGE
• Replace
a dirty, bent, or damaged
car-
tridge.
Handle
new cartridge
carefully;
do not use if the rubber seal is dam-
aged.
NOTE:
Do not wash the paper cartridge
or use pressurized
air, as this will damage
the cartridge.
1.
Open door (A) on the blower
housing
to access
the air cleaner
element
(B).
2.
Unhook
the latch (C) and remove
the
element.
3.
Gently
tap the paper element
to dis-
lodge dirt.
4.
Clean all air cleaner
components
of
any accumulated
dirt or foreign
mate-
rial. Prevent
any dirt from entering
the
throat of carburetor.
5.
Install cleaned
or new element
on the
base and secure
with latch.
6.
Close and latch the door.
CLEAN
AIR SCREEN
Air screen
must be kept free of dirt and
chaff to prevent
engine
damage
from
overheating.
Clean
with a wire brush
or
compressed
air to remove
dirt and stub-
born dried gum fibers.
CLEAN
AIR INTAKE/COOLING
AREAS
To insure
proper cooling,
make sure the
grass screen,
cooling
fins, and other exter-
nal surfaces
of the engine
are kept clean
at all times.
Every 100 hours of operation
(more
often
under extremely
dusty, dirty conditions),
remove
the blower
housing
and other cool-
ing shrouds.
Clean the cooling
fins and
external
surfaces
as necessary.
Make sure
the cooling
shrouds
are reinstalled.
NOTE:
Operating
the engine
with a
blocked
grass screen,
dirty or plugged
cooling
fins, and/or
cooling
shrouds
removed
will cause
engine
damage
due to
overheating.
MUFFLER
Inspect
and replace
corroded
muffler
and
spark arrester
(if equipped)
as it could
cre-
ate a fire hazard
and/or
damage.
SPARK
PLUG(S)
Replace
spark plug(s)
at the beginning
of each mowing
season
or after every
100 hours
of operation,
whichever
occurs
first.
Spark
plug type and gap setting
are
shown
in "PRODUCT
SPECIFICATIONS"
section
of this manual.
IN-LINE
FUEL
FILTER
The fuel filter should
be replaced
once
each season.
If fuel filter becomes
clogged,
obstructing
fuel flow to carbu-
retor, replacement
is required.
1. With engine
cool, remove
filter and
plug fuel line sections.
2.
Place new fuel filter in position
in fuel
line with arrow
pointing
towards
carbu-
retor.
3.
Be sure there
are no fuel line leaks and
clamps
are properly
positioned.
4.
Immediately
wipe up any spilled
gaso-
line.
Clamp _
Clamp
Fuel
23