Maintenance Schedule; Maintenance; General Recommendations - Craftsman 917.776741 El Manual Del Propietario

GENERAL RECOMMENDATIONS

The warranty on this trimmer does not
cover items that have been subjected to
operator abuse or negligence. To receive
full value from the warranty, operator must
maintain trimmer as instructed in this
manual.
Some adjustments will need to be made
periodically to properly maintain your unit.
At least once a season, check to see if
you should make any of the adjustments
described in the Service and Ad just ments
section of this manual.
• At least once a year, replace the spark
plug and replace air filter element. A
new spark plug and clean/new air filter
element assure proper air-fuel mix ture
and help your engine run better and
last longer.
TRIMMER
Always observe safety rules when per-
form ing any main te nance.
TIRES
• Keep tires free of gasoline, oil, or insect
control chemi cals which can harm rub-
ber.
• Avoid stumps, stones, deep ruts, sharp
objects and other hazards that may
cause tire damage.

MAINTENANCE

• Follow the maintenance schedule in
this manual.
BEFORE EACH USE
1. Check engine oil level.
2. Check for loose fasteners.
3. Clean under engine cover.
LUBRICATION
To prolong the useful life of your trimmer,
change engine oil as recommended in
this section of Owner's Manual.
IMPORTANT: Do not oil or grease plastic
wheel bearings. Vis cous lu bri cants will
at tract dust and dirt that will short en the life
of the self- lu bri cat ing bearings. If you feel
they must be lu bri cat ed, use only a dry,
pow dered graph ite type lu bri cant spar ing ly.
TRIMMER LINE
For best results, replace trimmer lines when
they have worn to half their original length.
Use .155 inch diameter trimmer line. Cut
new trimmer line length to 18-3/4 inches.
After new line is installed on trimmer head,
check all lines so they do not vary more then
one (1) inch in length. This is important to
make sure the trimmer head is balanced
and will not vibrate ab nor mal ly.
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