Sears 917.257552 Brake Operation, Blade Care, Blade Removal See Fig, To Sharpen Blade See Fig

Page 16

BRAKE OPERATION

If tractor requires more than six (6) feet stopping distance at high speed in highest gear, then brake must be adjusted. (See %'OADJUST BRAKE" in the Service and Adjust- ments section of this manual).

TIRES

Maintain proper air pressure in ati tires (See "PROD- UCT SPECIFICATIONS" on page 3 of this manual).

Keep tires free 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

PO IL ES

oTo check blade balance, you will need a 5/8" diameter steel bolt, pin, ora cone batancer. (When using a cone balancer, follow the instructions supplied with bat-

anGer,)

oSlide blade on to an unthreaded portion of the steel bolt

or pin and hold the bolt or pin parallel with the ground. If blade is balanced, it should remain in a horizontal position. If either end of the blade moves downward, sharpen the heavy end until the blade is balanced.

NOTE: Do not use a nail for'balancing blade. The lobes of the center hole may appear to be centered, but are not.

BLADE

CARE

 

For best

results mower blades must be kept sharp_ Re-

FIG. 14

place bent or damaged blades.

 

BLADE REMOVAL (See Fig. 13)

Raise mower to highest position to allow access to blades_

Remove hex bolt, lock washer and fiat washer securing blade

°Install new or resharpened blade with trailing edge up towards deck as shown.

oReassemble hex bolt, lock washer and flat washer in exact order as shown_

oTighten bolt securely (30-35 Ft. Lbs. torque).

IMPORTANT: BLADE BOLT IS GRADE 8 HEATTREATED

NOTE: We do not recomrnend sharpening blade - but ifyou do, be sure the blade is balanced°

MANDREL

BLADEASSEMBLY

BATTERY (See Fig. 15)

Your tractor has a battery charging system which is suffi- cient for normal use_ However, periodic charging of the battery with an automotive charger will extend its life

=Acid solution level in each battery celt should be even with bottoms of vent wells_ Add only distilled or iron free water'if necessary. Do not overfill.

°Keep battery and terminals clean. o Keep battery bolts tight.

=Keep vent caps tight and srnaUvent hotes in caps open. ° Recharge at 6 amperes for t hour,

TO CLEAN BATTERY AND TERMINALS

Corrosion and dirt on the battery and terminals can cause the battery to "leak" power_

=Remove terminal guard_

oDisconnect BLACK battery cable first then RED bah tery cable and remove battery from tractor°

oWash battery with solution of four tablespoons of baking soda to one gallon of water_ Be careful not to get the soda solution into the cells.

°Rinse the battery with plain water and dry

oClean terminals and battery cable ends with wire brush until brighL

*A GRADE 8 HEAT TREATED BOLT CAN BE IDENTIFIED BY SIX LINES ON THE BOLT HEAD.

FIG. 13

. Coat terminals with grease or petroleum jelly,

°Reinstall battery (See "INSTALL BATTERY" in the Assembly section of this manual)°

CUT AWAY VIEW

/

VENTCAP

[

!

VENT WELL

TO SHARPEN BLADE (See Fig. 14)

Care should be taken to keep the blade balanced_ An unbalanced blade will cause excessive vibration and even- tual damage to mower and engine.

° The blade can be sharpened with a rite or on a grinding

16

FIG. 15

wheel Do not attempt to sharpen whiie on the mower.

 

 

BATTERY CELL ACID

LEVEL

Image 16
Contents Model U 917.257552 Ownersmanual Transporting, adjusting or making repairs Safe Operation Practices for Ride-On MowersProduct Specifications Umited TWO Year Warranty on Electric Start Riding EquipmentUmited 90 DAY Warranty on Battery ModelTabl Engine Maintenance PerformanceF1f Assembly Tools Required for AssemblyHOW to SET UP Your Tractor To Remove Tractor from CartonINSTALL Seat See Fig Check TiRE PressureCheck Deck Levelness Check for Proper POSiTiON of ALLInstall Battery See Figs Assemble Gauge Wheels to MowerINSTALL Niulcher Plate See Figs.7 a To Convert to Bagging or DischargingOperation ShieldOPERATmON KnowyourtractorHOW to USE Your Tractor To Adjust Mower Cutting HeightTo SET PARKgNG Brake See Fig Stopping see RGBefore Startling the Engbne To Operate Mower See FigCheck Engine OIL Level See Fig To Operate on HillsOperato MowungtipsTo Start Engine See Fig Mulching Mowing TiPSLubrication Chart General RecommendatuonsCeanAirScreen Before Each USEBrake Operation Blade CareBlade Removal See Fig To Sharpen Blade See FigEngune AIR Filter See FigTransaxle Cooling LubricationCleaning Clean A!R Screen See FigClean AIR INTAKE/COOLING Areas ¢USTO Responsj Litie$ERVUCE Andadjustments To Install Mower See FigTractor To Remove Mower See FigErvjce and Adjustments Adjust the mower while tractor is parked on level ground orService AdjustmentsTo Replace Mower Blade Drive Belt To Replace Motion Drive BeltTo Start Engine with a Weak Battery To Remove Wheel for Repairs See FigTo Replace Headlight Bulb Interlocks and RelaysServuce and Adjustments To Adjust Throttle Control CableTo Adjust Carburetor See Fig IengbneBattery EngiineFuel System Engine OILProblem CorrectionTroubleshooting Points Problem Cause CorrectionSchematic Ignition SwitchWiring Insulated Tractor - Model Number 917,257552Repair Parts ElectricalTRACTOR-- Model Number KEY Part NO. NO.DESCRIPTIONInterlock, Clutch UNCTractor - Model Number Chassis and Enclosures21\ 3834KEY Tractor -- Model NumberPart Description Drive 21 87 18 3637 2227Repaurparts KEY Part DescriptionTractor .- = Model Number Steering Assembly KEY Part NO. NO. DescriptionSeat Assembly Wheels & Tires Tractor Model NumberKEY Part Engine Optional Equipment2122 Tractor --MODEL Number 917+257552 132760 Control, Throttle521 Mower LiFT161718 Mower Lift TRACTOR- Model Number Mower Deck105 102Mower Deck TRACTOR= = Model NumberKEY Part NO, no Dana Transaxle Model Number Tractor =- Model Number2732 Dana Transaxle Model Number Tractor -= Model105928X Sprocket, 9 Teeth Blower Housing and Baffles Kohler Engine - Model Number CV14S, Type NumberAIR Intake KEY Part Description Blower Housing Baffles KEY Part NO. no DescriptionExhaust KEY Part Description FUELSVTEMl Tractor --MODEL NumberFuel System Kohler Engine - Model Number CV14S, Type NumberCylinder HEAD, Valve Breather KEY Part Description Crankcase Starting System Kohler ENGINE-- Model Number CV14S, Type Number224 Ignition ElectricalOIL PAN / Lubrication Crankcase KEY Part NO. noOTE$ Service ....OTES Service Notes LLI If YOU Need Repair Service or Parts = PRODUCT- TractorModel Number Engine Model NO. CV14S, Type no Part Number