Maintenance (continued)
10-hour maintenance
Perform more frequently in dusty or
dirty conditions.
Remove the air cleaner filter. Clean or
replace as necessary. To clean filter wash
it thoroughly in soap and water. Let it dry
before reinstalling the filter.
CAUTION!
Do not operate the unit if the air
ter is wet or water soaked.
10/15 hour maintenance
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 rec-
ommended in "Specifications" or equiva-
lent resistor type spark plug of the correct
heat range.
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.
50 hour maintenance
Ever y 50 hours of operation; more
frequently in dusty conditions:
Remove and clean the cylinder cover
and clean dirt and debris from the cyl-
inder cooling fins.
Gearcase lubrication
Remove and clean the cylinder cover
and clean grass and dirt from the cyl-
inder fins.
Remove the cutting attachment, cut-
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.
-
Unscrew
Fastener
New
grease
Lubricate gearcase
Remove and clean or
replace the element
0.6–0.7 mm
(0.024–0.028 inch)
Clean the spark plug
and check the gap at
the electrode.
Gear shaft
collar
Air Filter
Element
Old
grease
15