Husqvarna W21K, W21SK, W21SBK, W53SBEK, W53SEK, W21KC, W21SKC, W21SBKC manual To Change Engine Oil

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LUBRICATION

Change the oil after every 25 hours of operation or at least once a year if the lawn mower is not used for 25 hours in one year.

Check the crankcase oil level before starting the engine and after each five (5) hours of continuous use. Tighten oil plug securely each time you check the oil level.

To Change Engine Oil

NOTE: Before tipping lawn mower to drain oil, empty fuel tank by running engine until tank is empty.

1.Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug.

2.Remove engine oil cap; lay aside on clean surface.

3.Tip lawn mower on its side as shown and drain oil into a suitable container. Rock lawn mower back and forth to remove any oil trapped inside of engine.

4.Wipe off any spilled oil from mower or side of engine.

5.Replace engine oil cap.

The engine holds 0.90 qt.(0.85L)

6.Slowly pour oil down the oil fill spout, stopping every few ounces to check the oil level with the dipstick.

7.Stop adding oil when you reach the FULL mark on the dipstick. Wait a minute to allow oil to settle.

8.Continue adding small amounts of oil, rechecking the dipstick until oil level settles at FULL. DO NOT overfill, or engine will smoke heavily from the muffler on startup.

9.Always be sure to retighten oil dipstick before starting engine.

10.Reconnect spark plug wire to spark plug.

WARNING!

Engine oil can be very hot if it is drained directly after stopping the engine. Allow the engine to cool first.

1

8019-041

Oil Fill

1. Oil Fill

8009-159

The dipstick markings

English-42

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Contents Operators Manual OPERATOR’S Manual Push Mower Safety InstructionsIntroduction Introduction Introduction Good Service Manufacturing NumberSymbols and Decals Symbols and DecalsXxxxxxx xxxx xxxxxxxx xxx Xxxx xxxxxx Distance from Safety Instructions Safety InstructionsGeneral Use Keep children away from the work area Do as follows Operating on SlopesDo not Maintenance ChildrenNever fill the fuel tank indoors Transport Customer responsibilities Controls ControlsFuel Shut Off Valve Engine SpeedOperator Presence Control OPC Choke Control All Models USE Full Throttle When MOWING, for best mower performanceThrottle Control All Models Blade Brake Control BBC Cutting height Ground Drive BailShut Off Engine To Convert Mower To Empty Grass CatcherEnglish-20 Operation Before Starting EngineTo Start Engine Transmission Selector MowingBlade in short cut grass or over a hard level Release OPC bail Self Propelled Models Only Set throttle control to high speed Push Models Only Mowing Tips Mulching Mowing Tips Maintenance MaintenanceMaintenance Schedule Before Each Use General RecommendationsIgnition System Checking the Engines Cooling Air Intake Checking and Adjusting the Throttle Cable and Choke Cable Replacing Air Filter InspectionChecking Tires Replacing the Fuel FilterDrive Wheels Checking the V-belts Always use protective gloves when handling the bladeChecking the Blade Blade replacement Gear CaseGrass Catcher CleaningClean Under Drive Cover MufflerRear Deflector Adjusting the Lawn MowerTo Adjust Handle To Remove Drive BeltCleaning and Washing Engine AdjustmentHardware English-41 Lubrication Mower Lubrication ChartLubrication Engine LubricationTo Change Engine Oil Changing the Oil Filter Trouble Shooting Guide Trouble Shooting GuideProblem Cause English-45 112280 R2 03/06/07