Sears 917.257720 owner manual Custome, Ponsi Ilities, Cleaning

CUSTOME

CLEAN AmR SCREEN (See Fig. 19)

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.

ENGINE COOLING 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 AND GRILL ASSEMBLY" in the Service and Adjustments section of this manual).

PONSI ILITIES

		WING NUT
CARTRIDGE
PLATE	_S_'_	SEAL
FOAM		_'_JJJ

FIG. 20

COOLING FINS (BOTH S_DES)

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A_R SCREEN

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 season or after every 100 hours of operation, whichever comes first. Spark plug type and gap setting are shown in "PRODUCT SPECIFICATIONS" on page 3 of this manual.

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ENGINE OIL FILTER

FIG. 19

AIR FmLTER (See Fig. 20)

Your engine will not run properly using a dirty air filter. Clean the foam pre-cleaner element after every 25 hours of operation or every season. Service paper cartridge every 100 hours or every season, whichever occurs first.

Service air cleaner more often under dusty conditions.

,,Remove wing nut and cover.

•Remove seal and cartridge plate.

TO SERVICE PRE-CLEANER

,, Slide foam pre-cteaner off cartridge.

oWash it in liquid detergent and water.

• Squeeze it dry in a clean cloth.

,Saturate it in engine oil. Wrap it in clean, absorbent cloth and squeeze to remove excess oil.

TO SERVICE CARTRIDGE

,Gently tap the flat side of the paper cartridge to dis- lodge dirt. Do not wash the paper cartridge or use pressurized air, as this will damage the cartridge. Replace a dirty, bent, or damaged cartridge.

Reinstall the pre-cleaner (cleaned and oiled) over the paper cartridge.

®Reassemble air cleaner, cartridge plate, and seal.

,,Install the air cleaner cover and wing nut. Tighten wing nut 1/2turn to 1fullturn after nut contactscover. Do not

overtighten.

Replace the engine oil filer every season or every other oil change if the tractor is used more than !00 hours in one year.

IN-LINE FUEL FILTER (See Fig. 21)

The fue! filter should be replaced once each season. If fuel filter becomes clogged, obstructing fuel flow to carburetor, replacement is required.

oWith engine cool, remove filter and plug fuel line sections.

•Place new fuel filter in position in fuel line with arrow pointing towards carburetor.

oBe sure there are no fuel line leaks and clamps are property positioned.

Immediately wipe up any spilled gasoline.

CLAMP

FUEL FILTER

FMGo21

CLEANING

°Clean engine, battery, seat, finish, etc. of all foreign matter.

•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 tractor unless the electrical system, muffler, air filter and carburetor are covered to keep water out. Water in engine

18can result in a shortened engine life.