17
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-filter
6.
and cover in the reverse order of
removal.
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 filter
Filter element
Prefilter
Loosen
fasteners
Remove the cover of the air filter
50-hour maintenance
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)
10-Hour maintenance
(more frequently in dusty
conditions)
Remove the air filter cover by loos
-
1.
ening the cover screw(s) and lifting.
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 elec-
■
trode gap according to the values
listed in the ”Specifications” section. If
the spark plug must be replaced, use
only the type recommended in ”Spec-
ifications” or equivalent resistor type
spark plug of the correct heat range.
Gearcase lubrication
1. Clean all loose debris from gear box.
2. Remove plug (A) and check level of grease. Grease should fill gear case
to bottom of grease plug hole.
3. Add grease if necessary using manual grease gun or squeeze-type tube.
Do not use high pressure grease gun. DO NOT over-fill.
A