OIPERAT ON

ADD GASOLINE

Fill fuel tank Use fresh, clean, regular unleaded

gasoline (Use of leaded gasoline will increase carbon and lead oxide deposits and reduce valve life)

IMPORTANT: WHEN OPERATING IN TEMPERATURES

BELOW 32°F(0°C), USE FRESH, CLEAN WINTER G RADE GASOLINE TO HELP INSURE GOOD COLD WEATHER STARTING

WARNING: Experience indicates that alcohol blended fuels (called gasohol or using ethanol or methanol) can attract moisture which leads to separation and formation of acids during storage Acidic gas can damage the fuel system of an engine while in storage. To avoid engine problems, the fuel system should be emptied before stor- age of 30 days or longer. Drain the gas tank, start the engine and let it run until the fuel lines and carburetor are empty, Use fresh fuel next season. See Storage Instruc- tions for additional information_ Never use engine or carburetor cleaner products in the fuel tank or permanent damage may occur,

CAUTION: Fill to bottom of gas tank filler neck. Do not overfill. Wipe off any spilled oil or fuel, Do not store, spill or use gasoline near an open flame,

TO START ENGINE (See Fig. 6)

When starting engine for the first time or if engine has run out of fuel, it will take extra cranking time to move fuel from the tank to the engine

Depress clutch/brake pedal and set parking brake.

Place gearshift lever in neutral (N) position,

°Move attachment clutch to "DISENGAGED" position

Pull choke control out to choke (N) position for cold

engine start, For'warm engine start do not use choke control.

oMove throttle control to midway between fast ('_) and slow (,,_.) positions.

Insert key into ignition and tum key clockwise to"START" position and release key as soon as engine starts. Do not run starter continuously for more than fifteen seconds per minute. If engine does not start after several attempts, move throttle control to fast (,_) position, wait a few minutes and try again_

When engine starts, slowly push choke control in_ Move throttle control to fast ('_) position.

Allow engine to warm up for a few minutes before engaging drive or attachments

NOTE: If at a high altitude (above 3000 feet) or in cold temperatures (below 32°F), the carburetor fuel mixture may need to be adjusted for best engine performance See "TO ADJUST CARBURETOR" in the Service and Adjust- ments section of this manual

IVlOWING TiPS

Tire chains cannot be used when the mower housing is attached to tractor.

oMower should be properly leveled for best mowing performance. See "TO LEVEL MOWER HOUSING" in the Service and Adjustments section of this manual

°Use the runner on the right hand side of mower as a guide The blade cuts approximately an inch outside the runner (See Fig 8),

oThe left hand side of mower should be used for trim- ming.

°Drive so that clippings are discharged onto the area

that has been cut. Have the cut area to the right of the machine. This will result in a more even distribution of

clippings and more uniform cutting

When mowing large areas, start by turning to the right so that clippings will discharge away from shrubs, fences, driveways, etc. After one or two rounds, mow in the opposite direction making left hand turns until finished (See Fig, 10)_

If grass is extremely tall, it should be mowed twice to reduce load and possible fire hazard from dried clip- pings, Make first cut relatively high; the second to the desired height

Do not mow grass when it is weL Wet grass will plug mower and leave undesirable clumps Allow grass to dry before mowing

Always operate engine at full throttle when mowing to assure better mowing performance and proper dis- charge of material Regulate ground speed by select- ing a low enough gear to give the mower cutting performance as well as the quality of cut desired.

When operating attachments, select a ground speed that will suit the terrain and give best performance of the attachment being used.

U

_.._<J

FIG. 10

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Sears 917.250551 manual ADD Gasoline, To Start Engine See Fig

917.250551 specifications

The Sears 917.250551 is a versatile and robust lawn mower that has garnered attention for its reliability and performance in maintaining residential lawns. With a blend of modern technology and user-friendly features, this mower is suitable for homeowners looking to keep their yards in pristine condition.

One of the notable attributes of the Sears 917.250551 is its powerful engine. Equipped with a reliable gas-powered engine, this mower delivers consistent performance, ensuring that even dense grass can be tackled effectively. The engine provides ample torque, which is especially beneficial for cutting through thick patches of grass without bogging down.

The mower features a self-propelling system that makes it easier for users to maneuver across various terrains. This technology allows the mower to adjust its speed based on the user's walking pace, providing a comfortable mowing experience while reducing fatigue. The adjustable speed settings cater to different user preferences and grass conditions, making it a flexible choice for diverse lawn care needs.

Another key feature of the Sears 917.250551 is its cutting deck size. The mower typically boasts a generous cutting width, allowing for faster mowing and fewer passes through your lawn. The cutting height is also adjustable, enabling users to customize the grass length according to their liking or seasonal requirements. This flexibility is crucial during different times of the year, as maintaining the optimal grass height can contribute to a healthier lawn.

In terms of build quality, the Sears 917.250551 is designed to withstand the rigors of outdoor use. Constructed with durable materials, it can handle various weather conditions and rough terrains. Maintenance is made straightforward with accessible parts, ensuring that users can perform routine checks and repairs with minimal hassle.

Furthermore, the mower is designed with safety features in mind. The blade brake system halts the blades' rotation immediately when the user releases the handle, minimizing the risk of accidents. Additionally, the ergonomic handles make it comfortable to operate, and they can often be adjusted for height to accommodate users of different statures.

Overall, the Sears 917.250551 stands out for its combination of power, ease of use, and user-friendly features. Whether you have a small yard or a more significant area to maintain, this mower is designed to deliver efficient and effective results, making it a dependable choice for lawn care enthusiasts.