Craftsman 917.28955 To Service Cartridge, Clean AIR Screen, IN=LINE Fuel Filter, Muffler

AIR FILTER

Your engine will not run properly using a dirty air filter. Service paper cartridge every

two months or every 25 hours of operation, whichever occurs first.

Service paper cartridge more often under dusty conditions.

Replace the paper cartridge annually, or after every 100 hours of operation.

TO SERVICE CARTRIDGE

•Replace a dirty, bent, or damaged car- tridge. Handle new cartridge carefully; do

not use if the rubber seal is damaged.

NOTE: Do not wash the paper cartridge

or use pressurized air, as this will damage the cartridge.

1.Open door (A) on the blower housing to access the air cleaner element (B).

CLEAN AIR INTAKE/COOLING AREAS To ensure proper cooling, make surethe grass screen, cooling fins, and other external sur- faces 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 other cooling shrouds. Clean the cooling fins and external surfaces as necessary. Make surethe cooling shrouds are reinstalled.

NOTE: Operating the engine with a blocked 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.

2.Unhook the latch (C) and remove the element.

3.Gently tap the paper element to dislodge dirt.

4.Clean all air cleaner components of any

accumulated dirt or foreign material. Prevent any dirt from entering the throat of carburetor.

5.Install cleaned or new element on the base and secure with latch.

6.Close and latch the door.

CLEAN AIR SCREEN

Air screen must be kept free of dirt and chaff to prevent engine damage from overheating. Clean with a wire brush or compressed airto remove dirt and stubborn dried gum fibers.

IN=LINE FUEL FILTER

The fuel filter should be replaced once each season. If fuel filter becomes clogged, ob- structing fuel flow to carburetor, replacement is required.

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

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

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

4.Immediatelywipe upanyspilled gasoline.

Clamp ._ Clamp

Fuel Filter

CLEANING

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

•Clean debris from steering plate.

Debris can restrict clutch/brake pedal

shaft movement, causing belt slip and loss of drive.

CAUTION: Avoid all pinch points and movable parts

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