Craftsman 917.28863 Operator's Manual page 24

ENGINE OIL FILTER
Replace the engine oil filter every season or
every other oil change if the tractor is used
more than 100 hours in one year,
AIR FILTER
Your engine will not run properly using a
dirty airfilter. Clean the foam pre-cleaner
after every 25 hours of operation or every
season. Service paper cartridge every
1O0 hours of operation or every season,
whichever occurs first.
Service air cleaner more often under dusty
conditions.
1. Remove cover.
TO SERVICE PRE-CLEANER
2. Wash it in liquid detergent and water.
3. Squeeze it dry in a clean cloth,
4. Saturate it in engine oil Wrap it in
clean, absorbent cloth and squeeze to
remove excess oil.
NOTE: If very dirty" or damaged, replace
pre-cleaner.
TO SERVICE CARTRIDGE
1, Clean cartridge by tapping gently on
flat surface. If very dirty or damaged,
replace cartridge,
2. Reinstall precleaner cartridge, cover
and secure.
IMPORTANT: Petroleum solvents, such
as kerosene, are not to be used to clean
the cartridge. They may cause deteriora-
tion of the cartridge. Do not oil cartridge,
Do not use pressurized airto clean or dry
cartridge.
_ jOartridge
Foam _ I
PreoC[eaner_f_
CLEAN AIR SCREEN
Air screen must be kept free of dirt and chaff
to prevent engine damage from overheating.
Clean with awire brush or compressed air to
remove dirt and stubborn dried gum fibers.
CLEAN AIR INTAKE/COOLING AREAS
To ensure proper cooling, make sure the
grass screen, cooling fins, and other exter-
nal surfaces of the engine are kept clean
at all times.
Every 100 hours of operation (more often
under extremely dusty, dirty conditions),
remove the blower housing and othercooling
shrouds. Clean the cooling fins and external
surfaces as necessary. Make sure the cooling
shrouds are reinstalled.
NOTE: Operating the engine with ablocked
grass screen, dirty or plugged cooling fins,
and/or cooling shrouds removed will cause
engine damage due to overheating.
MUFFLER
Inspect and replace corroded muffler and
spark arrester (if equipped) as it could create
a fire hazard and/or damage,
SPARK PLUG(S)
Replace spark plug(s) at the beginning of
each mowing season or after every 100
hours of operation, whichever occurs first.
Spark plug type and gap setting are shown
in "PRODUCT SPECIFICATIONS" section
of this manual.
IN-LINE FUEL FILTER
The fuel filter should be replaced once each
season. If fuel filter becomes clogged, ob-
structing fuel flew to carburetor, replacement
is required.
1. With engine cool, remove filter and plug
fuel line sections.
2. Place newfuelfilter in position in fuel line
with arrow pointing towards carburetor.
3. Be sure there are no fuel line leaks and
.......... _la_psai"eprbpe_ly _pSsitiSi_ed..............................
4, tmmediatelywipe up anyspilled gasoline.
Fuel Filter -------__
24