Craftsman 917.257711 Owner's Manual page 18

ER
E8
CLEAN AMR SCREEN
(See
Fig. 18)
Air screen must be kept free of dirt and chaff to prevent
engine damage from overheating. Clean with a wire brush
or compressed air to remove dirt and stubborn dried gum
fibers.
ENGBNE COOUNG FiNS (See Fig. 19)
Remove any dust, dirt or oil from engine cooling fins to
prevent engine damage from overheating. Engine blower
housing must be removed. Remove side panels and hood
(See "TO REMOVE HOOD AN D G RILL ASSEMBLY" in the
Service and Adjustments section of this manual).
AIR GUIDE
COVER
(BOTH S_DES) ,_
FiG. 19
AiR FILTER (See Fig, 20)
Your engine will not run properly using a dirty air filter.
Clean the foam pre-cleaner after every 25 hours of opera-.
tion or every season. Sen,ice paper cartridge every 100
hours of operation or every season, whichever occurs first.
Service air cleaner more often under dusty conditions.
Remove knob(s) and cover.
TO SERVICE PRE-CLEANER
o Slide foam pre=cleaner off cartridge.
o Wash it in liquid detergent and water.
Squeeze it dry in a clean cloth.
o Saturate it in engine oil. Wrap it in clean, absorbent
cIoth and squeeze to remove excess oil.
If very, dirly or damaged, replace preocleaner.
o Reinsta!l pre-cleaner over cartndgeo
Reinstal! cover and secure with knob(s).
TO SERVICE CARTRIDGE
o Remove wing nuts and cartridge plate.
o Carefully remove cartridge to prevent debris from en°
tering carburetor°
Clean cartridge by tapping gentty on flat surface. Ifvery
dirty or damaged, replace cartridge.
o Reinstall cartridge plate, wing nuts, precleaner, cover
and secure with knob(s).
BMPORTANT: PETROLEUM SOLVENTS, SUCH AS
KEROSENE, ARE NOT TO BE USED TO CLEAN THE
CARTRDGE. THEY MAY CAUSE DETERIORAT!ON OF
THECARTRDGE. DO NOT OtLCARTRDGE. DO NOT
USE PRESSURIZED AIR TO CLEAN OR DRY
CARTRIDGE.
FOAM
PRE-CLEANER
A_R SCREEN
CARTRIDGE
F_G 20
Inspect and replace corroded muffler and spark arrester (if
equipped) as it could create a fire hazard and/or damage.
SPARK PLUGS
Replace spark [;,lugs at the be_{_inning of each mowing
season or after every 100 hours of operation, whichever
comes first. Spark ptug type and gap setting are shown in
"PRODUCT SPECIFICATIONS" on page 3 of this manuak
IN-UNE FUEL FH.TER (See Fig° 21)
The fuel filter should be replaced once each season. _ffuel
filter becomes clogged, obstructing fuel flow to carburetor,
replacement is required.
o With engine cool, rerrlove filter and plug fuel line
sections.
o Place new fuel filter in position in fuel tine with arrow
pointing towards carburetor.
o Be sure there are no fuel line leaks and clamps are
o Immediately wipe up any spiiled gasoline.
CLAMP
FUEL FnLTER
HGo 21
18
o CIean engine,battery, seat, finish, etc. of all foreign
matter.
o Keep f nished surtaces and wheels free of a, gasoline,
oi!, etc.
Protect painted surfaces with automotive type wax.
We do not recommend using a garden hose to clean your
tractor uniess the electrical system, muffler, air filter and
carburetor are cove_ed to keep water out° Water in engine
can result in a shc _ened e,qg ne life.