Craftsman 917.270831 owner manual Muffler, Spark Plugs

Models: 917.270831

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AIR FILTER

Your engine will not run properly using a dirty air filter. Clean the foam pre-cleaner after every 25 hours of operation or every season. Service 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

Slide foam pre-cleaner off cartridge.

Wash 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.

If very dirty or damaged, replace pre- cleaner.

Reinstall pre-cleaner over cartridge.

Reinstall cover and secure with knob(s).

TO SERVICE CARTRIDGE

Remove wing nuts and cartridge plate.

Carefully remove cartridge to prevent debris from entering carburetor.

Clean cartridge by tapping gently on flat surface. If very dirty or damaged, replace cartddge.

Reinstall cartridge plate, wing nuts, precleaner, cover and secure with

knob(s).

IMPORTANT: Petroleum solvents, such as kerosene, are not to be used to clean the cartddge. They may cause detedora- tion of the cartridge. Do not oil cartddge.

Do not use pressurized air to clean or dry cartddge.

Knob

Wing

Pre-Cleaner

Air Scree_

ENGINE COOLING FINS

Remove any dust, dirt or oil from engine cooling fins to prevent engine damage from overheating. Air guide covers must be removed. Remove side panels and hood (See "TO REMOVE HOOD AND GRILL ASSEMBLY" in the Service and

Adjustments section of this manual).

Engine

Coolinq

Air GuideCover

(Both Sides) i

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 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, ff fuel filter becomes

clogged, obstructing fuel flow to carbure- tor, replacement is required.

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

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

Be sure there are no fuel line leaks and clamps are propedy positioned.

Immediately wipe up any spilled gasoline.

Fuel Filter-."__J_

CLEANING

Clean engine, battery, seat, finish, etc.

iof all foreign matter.

Keep finished surfaces and wheels free of all gasoline, oil, etc.

Protect painted surfaces with automo- tive 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 can result in a short- ened engine life.

2O

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Craftsman 917.270831 owner manual Muffler, Spark Plugs