Craftsman 247.370160 Maintenance Schedule, Blade Sharpening, Blade Installation, Donot usewater

Blade Sharpening

Toproperlysharpenthe cuttingblades,removeequalamountsof metalfrombothends d the bladesalongthecuttingedges,parallelto thetrailingedge,at a 250to300angle.See Figure16.

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Figure16

NOTE: Itis importantthateachcutting bladeedgebegroundequally to maintainproperbladebalance.Apoorlybalancedbladewillcause excessivevibrationandmaycausedamageto the mowerand result in personalinjury.The bladecanbe testedbybalancingit on a round shaftscrewdriverGrindmetalfromthe. heavyside untilit balances evenly.

Blade Installation

An unbalancedbladewill causeexcessivevibrationwhen rotating at highspeeds.It maycausedamageto mowerand couldbreak, causingpersonalinjury.

1.Placethe cuttingblade,lockingplate,andbladebolton the motor shaft andthreadthe bladeboltin fingertight.

NOTE: Makecertainto replacethe partsinthe exactorderin whichtheywere removed.Wheninstallingthe cuttingblade, be sureit is installedwiththe curvedends pointingtowardsthe mowerdeckandnot towardstheground.

2.Torquethe bladeboltdownusinga torquewrenchto assurethe

bolt is tightenedproperly.The recommendedtorquefor the blade bolt is 170-220in. Ibs.

Toensuresafeoperationof your mower,periodicallycheckthe blade bolt for correcttorque.

MAINTENANCE SCHEDULE

Alwaysstopthe motorandunplugmowerbeforecleaning,lubricating or performingany repairsor maintenanceonthe lawn mower.Always wearsafetyglassesduringoperationorwhileperforminganyadjust- mentsorrepairs.

Followthe maintenanceschedulegiven below.Thischartdescribes serviceguidelinesonly. Usethe ServiceLogcolumnto keeptrackof completedmaintenancetasks.To locate the nearest Sears Service

Centeror to scheduleservice,simplycontactSearsat 1-800-4-MY-HOME®,

EachUse 1. Mowerblades

2.Looseormissinghardware

3.Controls

4.Motor

5.Deck

1.Sharpenas required

2.Tightenor replace

3.Checkfor properoperation

4.Removeany buildupof grassand leaveson oraroundthe motorcover

(donot usewater).

5.Cleanundersideof deckwitha suitabletool (do notuse water).

Annuallyor 25 hours	1.	Wheels	1.	Lubewithlight oil
	2.	Reardischargedoorand	2.	Lubetorsionspringandpivotpoint
		side mulchplug		withlightoil.
	3.	Mowerblades	3.	Sharpenandbalance

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