Craftsman 917.377631 owner manual •Removesparkplug, Engine

Models: 37763 917.377631

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ENGINE

Operator presence

control bar

Uftup

Upper handle

Uft up

Mowing

Lowerposition handle

J

ENGINE

FUELSYSTEM

IMPORTANT: It is importantto prevent gum depositsfrom forming in essential fuel system parts such as carburetor, fuel filter, fuel hose, or tank duringstorage. Also, experience intimatesthat alcoholblended fuels (called gasohol or using ethanol or methanol) can attract moisturewhich leads to separation and formaUon of acids duringstorage. Acidicgas can damage the fuel system of an engine while in storage.

Drain the fuel tank.

Start the engine and let it run untilthe fuel lines and carburetor are empty.

Never use engine or carburetor cleaner products in the fuel tank or permanent damage may occur.

Use fresh fuel next season.

NOTE: Fuel stabilizeris an acceptable altemative in minimizingthe formation of fuel gum depositsduring storage. Add stabilizerto gasoline in fuel tank or storage container. Always follow the mk ratiofound on stabilizer container. Run engine at least 10 minutes after adding stabilizerto allow the stabir_.erto reach the carburetor. Do not drain the gas tank and carburetorif using fuel stabilizer.

ENGINE OIL

Drain oil (with enginewaml) andreplace clean engine oil. (See "ENGINE" in lhe

Maintenance section of thisl_"--tahU.i._

CYMNDER

Removesparkplug.

Pour one ounce (29 mi) of oil through spark

plug hole intocylinder.

Pull starter handle slowly a few times to dL_tn]_Jteoil.

Replace with new spark plug.

BATTERY

Disconnect the battery from the engine

connector and charge battery 48 hours.

OTHER

Do not store gasoline from one season to-----

another.

Replaceyourgasolinecan ifyourcan starts torust Rustand/ordirtinyourgasolinewiU cause problems.

Ifpossible,storeyourunitindoorsand cover ittogiveprotectionfromdustand dirL

Cover yourunitwitha suitableprotective coverthatdoes not retainmoisture.Do not use plasticPlastic.cannotbreathewhich allowscondensationtoformand wiUcause

your unit to rust.

IMPORTANT: Never cover mower while engine and exhaust areas are stillwarm.

CAUTION: Never store the lawn mower with gasoline in the tank inside a building where fumes may reach an open flame or spark. Allow the engine to cool before storing in any enclosure.

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Craftsman 917.377631 owner manual •Removesparkplug, Engine