Sears 917386121 owner manual Lawn Mower, Tires, Important Blade Bolt is Grade 8 Heattreated

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CUSTOMER RESPONSIBILITIES

LAWN MOWER

Always observe safety ru_es when performing any mainte-

nance.,ii!'

TIRES

,' Keep tires tree of gasoline, oil, or insect control chemi- cals which can harm rubber.

AvOid stumps, stones, deep ruts, sharp objects and other hazards that _may cause tire damage.

BLADE CARE

For best resu!ts, m0werblade must be kept sharp, Replace bent or damaged blades.

TO REMOVE BLADE (see Fig° 9)

Disconnect spark plug wire from spark plug and place wire where it cannot come In contact with spark plug,

Turn lawn mower on its side Make sure air filter and carburetor ere up,,

Use a wood block between blade and mower housing

to prevent blade from turning when remov ng b ads bolt,

. Protect your hands with gievaa and/or wrap blade wtth heavy cloth.

Remo_/e blade belt by turning counter-clockv_ise, Use a 9/16" box OFopen-end wrench

Remove b_ade and attaching hardware (bolt, Iocl_ washer and hardened washer)

NOTE: Remove the btade adapter and check the key

inside hub of blade adapter. The key must be n good condition to Work property_ Replace adaptei' if damaged.

TO REPLACE BLADE (See Fig. 9)

', Position the blade adapter on the engine crank.shaft,

Be sure key in adapter and keyway tn crankshaft ai'e aligned

Posliton blade on the blade adapter a#gningthe two (2) holes in the blade with the raised fugs on the adapter.

Be sure the trailing edge is up toward the engine.,

lnstaltthe blade bol! with the lock washei" and hardened washer into blade adapter and crankshaft.

oUse block of wood between blade and lawn mower housing and lighten the blade bolt, turning clockwise

The recommended tightening torque ls 35-4(_ ft_ 15s

IMPORTANT; BLADE BOLT IS GRADE 8 HEATTREATED

BLADE__"_

IwAs. . T.A U. :\

LOCK WASHER

EDGE

BLADE ADAPIER

FIG. 9

NOTE: We do not recommend sharpening blade- but Ifyou do, be sure the blade is balanced

TO SHARPEN BLADE

Care Shou!d be taken to keep the blade balanced, An unbalanced blade will cause eventual damage to !awn mower or engine.

The blade can be sharpened with s fits or on a gdndlng wheel, Do not attempt to sharpen while on the mower.

To check btade balance, ddve a nailtnIo a beam or wall

Lea_ve aboul one inch of the straight nail exposed. Place canter ho e of blade over ths head of the na If -

biade is baEanced, tt should remain in a horizonta! position, t! either end of the blade moves downward, sharpen the h6avy" endunt I the b ads S balahced.

GRASS CATCHER

The grass=catcher may be hosed wilh water, but must

be dry when use'd,

'

.

Check your grass c_tohsr 61ten for damage of: deter)o- ration. Through normat use it will wear, ][ catcher needs replacing, replace only with a manufacturer approved replacement catcher Give the lawn mower

model number when ordering ; '

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Contents Model Number 917.386121 Ownersmanual This Equipment153943 01,22,96 JJ Maintenance and Storage Safety is Involved4lb Safe Operation Practices for Walk-Behind Mowers Tlheengine exhaust from this product conMaintenance Agreement Product SpecificationsLimited TWO Year Warranty on Craftsman Power Mower Customer ResponsibilitiesTABLE..... of Contents IndexLawn Mower Accessories Lawn MOWER. MaintenanceLawn Mower Performance ENGNEolkAssembly Howto SET Upyour Lawn MowerCarton LI UPAssembly To Assemble and Attach GrassCatcher See Figs, 3A thru TubularMeets Cpsc Safety Requirements OperationKnow Your Lawn Mower FuelHOW to USE Your Lawn Mower OperationEngine Zone Control Engine Before Starting OILTo Start Engine Mowing TipsMulching Mowing Tips GASLubrication Chart Customer ResponsibilitiesGeneral Recommendations UBRICATtONLawn Mower TiresImportant Blade Bolt is Grade 8 Heattreated Engine LubricationTo Change Engine OIL See Fig MufflerService Adjustments Lawn Mower To Adjust Cutting HeightRear Deflector CarburetorOther Handle See FigFuel System Engine oILIJJ ILl Model Number 143o964006 Model Number PartDescription DEsqRiPrIot, J SpitC!ligPeel NU!W&e Troubleshooting Points CauseService Notes Service Notes Ifyou Need Repair Service Or Parts For Replacement PartsFON-pART Engine CRAFTSMAN. Model no Part Number Part Description