Sears 917.258524 owner manual Final Setting, Acceleration Test

Page 25

TO ADJUST CARBURETOR (See Fig. 32)

The carburetor has been preset at the factory and adjust- merit should not be necessary. However, minor adjust- ment may be required to compensate for differences infuel, temperature, altitude or Ioado If the carburetor does need adjustment, proceed as follows:

tn general, turning idle mixture valve in (clockwise) de- creases the supply of fuel to the engine giving a leaner fuel/ air mixture. Turning the idle mixture valve out (counter- clockwise) increases the supply of fuel to the engine giving a richer fuel/air mixture.

IMPORTANT: DAMAGE TO THE NEEDLE VALVE AND THE SEAT IN CARBURETOR MAY RESULT IF SCREW IS

TURNED IN TOO TIGHT,

PRELIMINARY SETTING -

oAir cleaner assembly must be assembled to the carbu- retor when making carburetor adjustments.

°Be sure the throttle control cable is adjusted properly (see above).

°With engine off turn idle mixture valve in (clockwise) closing it finger tight and then turn out (counterclock- wise) ! full turn.

FINAL SETTING

°Start engine and allow to warm for five minutes. Make final adjustments with engine running and shift/motion control lever in neutral (N) position.

=Move throttle control lever to slow position_ With finger, rotate and hold throttle lever against idle speed screw° Turn idle speed screw to attain 1750 RPM.

oWhile still holding throttle lever against idle speed screw, turn idle mixture valve in (clockwise) unttl en- gine begins to die and then turnout (counterclockwise) until engine runs rough° Turn valve to a point midway between those two positions. Release throttle lever.

,ll

iiiii

USTMENTS

i 'l'l'l'l'H'll'l'L_ _

II ll"l"l" I

ACCELERATION TEST -

°Move throttle control lever from slow to fast position. If engine hesitates or dies, turn idle mixture valve out

(counterclockwise) 1/8 turn° Repeat test and continue

to adjust, if necessary, until engine accelerates smoothly_

High speed stop is factory adjusted. Do not adjust - damage may result.

IMPORTANT: NEVER TAMPER WITH THE ENGINE GOVERNOR, WHICH IS FACTORY SET FOR PROPER ENGINE SPEED. OVERSPEEDING THE ENGINE ABOVE

THE FACTORY HIGH SPEED SETTING CAN BE DANGEROUS. IF YOU THINK THE ENGINE-GOVERNED

HIGH SPEED NEEDS ADJUSTING, CONTACT YOUR

NEAREST AUTHORIZED SERVICE CENTER/

DEPARTMENT, WHICH HAS PROPER EQUIPMENT AND

EXPERIENCE TO MAKE ANY NECESSARY ADJUSTMENTS°

THROTTLE

IDLE SPEED

LEVER

SCREW'

IDLE MIXTURE

VALVE

FIG. 32

25

Page 24 Page 26
Image 25
Page 24 Page 26
Contents Assembly Children Safe Operation Practices for Ride-On MowersIi. Slope Operation Product Specifications Maintenance AgreementLimited TWO Year Warranty on Craftsman Riding Equipment Limited 90 DAY Warranty on BatteryIndex Performance Engine MaintenancePack ContentsHOW to SET UP Your Tractor Tools Required for AssemblyTo Remove Tractor from Carton Before Rollung Tractor OFF SkidCheck Tire Pressure AssemblyCheck Deck Levelness Check for Proper Position of ALLTo Convert to Bagging or Discharging Install Mulcher Plate See FigsOperation Engine on Engine OFF OperationLights on Lights OFF Hydro Models onlyCutting height OperationHOW to USE Your Tractor To Transport Before Starting the EngineTo Operate on Hills ADD GasolineTo Start Engine See Fig MowingtipsMulching Mowing Tips Desired heighLMaintenance Schedule Lubrication ChartGeneral Recommendations Ju tB deBeitsTens oTractor CustomerBrake Operation TiresEngine To Clean Battery and TerminalsLubrication To Service PRE-CLEANER Clean AIR Screen See FigIbilities AIR Filter See FigCusto Esponsh CleaningMuffler Spark PlugsTo Remove Mower See Fig To Install Mower See FigBothsioes RVmCE To Adjust Brake See Fig Service and AdjustmTo Replace Mower Blade Drive Belt See FigTo Adjust Steering Wheel Alignment Service a D AdjustmentsTo Start Engine with a Weak Battery See Fig Front Wheel TOE-INICAMBERAdjustm ServiceTo Replace Headlight Bulb Interlocks and RelaysAcceleration Test Final SettingTractor OtherEngine fooded 4 Bad spark plug, 5o Dirty air filter Problem Cause CorrectionMowerblades will not rotate Trou Hooting PointsPlug Seat Switch not OccupiedPosmoN Circuit MakeElectrical TRACTOR-- Model NumberElectrical KEY Part NO. NO. Description Tractor - Model NumberChassis and Enclosures KEY Part Description Tractor - Model NumberDrive Tractor --MODEL Number 917,2585245otl 11674490544 Tractor -- Model Number 917,258524Bracket, Transaxle Bearing, NylonSteering Assembly Tractor - Model Number 917,258524 Tractor --MODEL Number 917,258524 Seat AssemblyDecals TRACTOR- Model NumberWheels & Tires Engine Optional Equipment29\ Tractor - Model NUiViBER 917,258524 Mower Lift KEY Part NO. no Tractor -- Model NumberMower Deck Tractor -- Model NumberPart Description Peerless Transaxle Model Number 930-057A Cover, Transaxle Part REF Part Description NO. no790025 Teeth1022 To INSTALL. see RepairBriggs & Stratton Engine Model Number 28N707, Type Number Carburetor Overhaul KIT Briggs & Stratton Engine Model Number 28N707, Type Number130 137 123Gasket SET 801 Briggs & Stratton Engine -MODELNUMBER 28N707, Type Number311 544KEY Part NO. no Description 729A 225170 Housing, Starter363 281361Service Suggested Guide for SiGHTiNG Slopes for Safe Operation For Consumer Assistance HOT LINE, Call this Toll Free Number For Repair SERVICE, Call this Toll Free Number

917.258524 specifications

The Sears 917.258524 is a notable addition to the landscape of outdoor power equipment, specifically in the realm of lawn maintenance. This model, known for its durability and efficiency, represents a standard of excellence in residential lawn care machinery.

One of the main features of the Sears 917.258524 is its powerful engine. Equipped with a reliable gasoline engine, this model offers robust performance that allows users to tackle a wide variety of lawn conditions, from smooth suburban lawns to rugged terrains. Its engine is designed to provide high torque, enabling the mower to cut through thick grass and even overgrown areas with ease.

The cutting deck of the 917.258524 is another standout feature. With a generous width, typically around 21 inches, it allows for efficient mowing over larger areas in a shorter amount of time. The adjustable cutting height is a practical attribute, offering multiple settings for different grass types and seasonal conditions. This versatility ensures that users can maintain their lawns at the desired height across various weather patterns.

In terms of technology, the Sears 917.258524 incorporates a self-propelling mechanism, making it easier for users to maneuver across slopes and uneven ground without excessive physical effort. This feature is particularly beneficial for those who may find traditional push mowers cumbersome.

The mower also boasts a user-friendly interface, often equipped with easy-to-reach controls for starting and stopping the engine, as well as for adjusting the speed and cutting height. This intuitive design enhances the overall user experience, making it accessible even for beginners.

Durability is a key characteristic of the Sears 917.258524. Constructed with high-quality materials, both the chassis and the cutting deck are designed to withstand the elements and resist corrosion. This ensures that the mower maintains its performance and appearance over time, providing long-lasting value to consumers.

Finally, the Sears 917.258524 takes maintenance into consideration. With features that simplify cleaning and oil changes, users can easily care for their mower, ensuring it remains in peak condition year after year. Overall, the Sears 917.258524 stands out as a reliable, efficient, and user-friendly option for homeowners seeking to keep their lawns well-manicured.
Top Page Image Contents