Shindaiwa 89303 - Manual (Page 16)

Remove and inspect spark plug
0,6 - 0.7 mm
Clean the spark
plug and check
the gap at the
electrode.
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Filter element
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Loosen
fasteners
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Old
Grease
New
Grease
Gearshaft Collar
Gearcase lubrication
16
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 loosen- 1.
ing the cover screw(s) and lifting.
Remove and inspect the pre-filter. If 2.
the pre-filter is torn or otherwise dam-
aged, replace it with a new one.
Clean the pre-filter with soap and water. 3.
Let dry before reinstalling.
Inspect the air filter element. If the ele- 4.
ment is damaged or distorted, replace it
with a new one.
Tap filter gently on a hard surface to dis- 5.
lodge debris from element or use com-
pressed 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
Ŷ
gap according to the values listed in the
”Specifications” section. If the spark plug
must be replaced, use only the type rec-
ommended in ”Specifications” or equiva-
lent resistor type spark plug of the correct
heat range.
Ever y 50 hours of operation; more
frequently in dusty conditions:
Remove and clean the cylinder cover
Ŷ
and clean dirt and debris from the cyl-
inder cooling fins.
Gearcase lubrication
Remove and clean the cylinder cover
Ŷ
and clean grass and dirt from the cyl-
inder fins.
Remove the cutting attachment, cut-
Ŷ
ting attachment holder and gearshaft
collar. Remove the filler plug from
the side of the gearcase and press
new grease into the gearcase until old
grease is pushed out. Use only lith-
ium-base grease such as Shindaiwa
Gearcase Lubricant or equivalent.
Lubricate mainshaft splines.
Ŷ