Craftsman 917.255540 Owner's Manual page 17

AIR FILTER FOAM PRE-CLEANER (See
FIG, 18)
Your engine will not run properly and may be damaged by
using a dirty air filter_ Clean the foam pre-cleaner element
after every 25 hours of operation, more often if tractor is
used in very dusty, dirty conditions.
• Unscrew knob and open cover.
• Remove cartridge and foam pre-cleaner.
NOTE: Do not attempt to clean or oil the paper cartridge.
Replace paper cartridge once a year or after every 100
hours of operation, more often if used in very dusty or dirty
conditions,
• Wash foam pre-cleaner in liquid detergent and water,
• Wrap foam pre-cleaner in cloth and squeeze dry,
• Lightly coat foam pre-cleaner with clean engine oil,
Squeeze in towel to remove excess oil_ Do not saturate,
• Install foam pre-cleaner in cover,
• tnstal_ cartridge in cover with tabs on cartridge in slots on
cover, Use new cartridge if old one is dirty or wet
• Close cover and tighten knob securely,
CAR_DGE
FOAM 'X
PRE-CLEANER \
TABS
KNOB
COVER
FIG. 18
MUFFLER
Inspect and replace corroded muffler and spark arrester (if
equipped) as it could create a fire hazard and/or damage.
SPARK PLUGS
Replace spark plugs at the beginning of each mowing sea-
son or after every 100 hours of use, whichever comes first.
Spark plug type and gap setting is shown in "PRODUCT
SPECIFICATIONS" on page 3 of this manual.
ENGINE OIL FILTER (See FIG. 19)
Replace the engine oil fi_ter every season or every other oil
change if the tractor is used more than 100 hours in one
year.
o Unscrew old filter byturning counterclockwise Use a suit-
able container to catch oil.
* Apply a thin coating of new engine oil to rubber gasket on
replacement oil filter.
o Install replacement oil filter on filter adapter. Turn oil filter
clockwise until rubber gasket contacts filter adapter, then
tighten filter an additional 1/2 to 3/4 turn
, Fill crankcase with new oil ( See "TO CHANGE ENGINE
OIL"). For approximate capacity see "PRODUCT SPECI-
FICATIONS" on page 3 of this manual
* Start engine and check for oil leaks. Correct any leaks be-
fore placing engine into full operation
OIL FILTER
_,= '_
FIG. 19
IN-LINE FUEL FILTER (See FIG. 20)
Fuel filter should be replaced once each season. If fuel filter
becomes clogged, obstructing fuel flow to carburetor, re-
placement is required
o With engine coot, remove filter and plug fuel line sections
* Place new fuel filter in position in fuel line with arrow point-
ing towards carburetor
, Be sure there are no fueI line leaks and clamps are prop-
erly positioned.
, immediately wipe up any spilled gasoline
i
FIG. 20
CLEANING
* Clean engine, battery, seat, finish, etc. of all foreign mat-
ter.
o Keep finished surfaces and wheels free of all gasoline, oil,
etc.
, Protect painted surfaces with automotive type wax.
We do not recommend using a garden hose to clean your
unit unless the electrical system, muffler, air filter and carbu-
retor are covered to keep water out Water in engine can re-
sult in a shortened engine fife.
17