Filter
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16
Lubricate cutter assembly and gearcase
Gearcase
grease tting
A
Remove and inspect spark plug
spark plug gap--all models
0.6 mm
Clean the spark
plug and check
the gap at the
electrode.
Components of air
lter
Filter element
Prelter
Loosen
fasteners
Remove the cover of
the air lter
Lubricate the cutter assembly ■
gearcase by pumping one or two
strokes of lithium-base grease into
the grease fitting (A) using a lever-
type grease gun.
CAUTION!
Before removing the spark plug,
clean the area around the plug to
prevent dirt and debris from getting
into the engine’s internal parts.
10/15-Hour maintenance
Maintenance (continued)
CAUTION!
Over lubricating can cause the
gearcase to operate sluggishly and
can cause grease to leak out.
Gearcase lubrication
10-Hour maintenance
(more frequently in dusty conditions)
Remove the air filter cover by loosen-1.
ing the cover screw(s) and lifting.
Remove and inspect the pre-filter. 2.
If the pre-filter is torn or otherwise
damaged, replace it with a new one.
Clean the pre-filter with soap and 3.
water. Let dry before reinstalling.
Inspect the air filter element. If the 4.
element is damaged or distorted,
replace it with a new one.
Tap filter gently on a hard surface to 5.
dislodge debris from element or use
compressed air from the inside to blow
debris out and away from the air filter
element.
Install the air filter element, pre-fil-6.
ter and cover in the reverse order of
removal.
IMPORTANT!
Direct the air stream at the inside face
of the filter only!
CAUTION!
Never operate the unit if the air
cleaner assembly is damaged or
missing!
Remove and clean or replace the
spark plug.
Clean the spark plug. Adjust electrode ■
gap according to the values listed in
the ”Specifications” section. If the
spark plug must be replaced, use only
the type recommended in ”Specifica-
tions” or equivalent resistor type spark
plug of the correct heat range.