craftsman 917.255581 manual owner's

The Craftsman 917.255581 is a riding lawn mower designed for residential use, featuring a powerful engine, hydrostatic transmission, and a durable cutting deck. This manual provides essential information for safe operation, maintenance, troubleshooting, and specifications to ensure optimal performance and longevity of your equipment. Below are key sections covering safety, features, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Safety Instructions 3. Assembly & Setup 4. Specifications 5. Controls and Operation 6. Maintenance Schedule 7. Engine Care 8. Cutting Deck Maintenance 9. Storage Instructions 10. Warranty Information 11. Troubleshooting

Features at a Glance

Key components: Engine, Hydrostatic Transmission, Cutting Deck, Steering Wheel, Seat, Brake/Clutch Pedal, Ignition Switch, Blade Engagement Lever.

FeatureDescription
EnginePowerful gasoline engine for reliable performance
Hydrostatic TransmissionProvides smooth, variable speed control without shifting gears
Cutting DeckDurable steel deck with adjustable cutting height
Steering WheelFor directional control of the mower
SeatPadded seat for operator comfort
Brake/Clutch PedalCombined pedal for stopping and disengaging transmission
Ignition SwitchKey-operated start/stop system
Blade Engagement LeverEngages and disengages the cutting blades
Fuel TankCapacity for extended operation
HeadlightsFor improved visibility in low-light conditions

Safety Instructions

Read and understand all safety instructions before operating the mower.

  1. Always wear appropriate safety gear, including eye protection and sturdy footwear.
  2. Clear the mowing area of debris, toys, and other objects before starting.
  3. Never allow children or pets in the area while mowing.
  4. Do not operate on steep slopes or wet grass to prevent loss of control.
  5. Always disengage blades, set parking brake, and turn off engine before leaving the operator's position.

WARNING! Failure to follow safety instructions can result in serious injury or death. Keep hands and feet away from moving parts.

Assembly & Setup

Unpack and inspect all parts. Follow assembly instructions carefully.

  1. Attach steering wheel: Align and secure with provided hardware.
  2. Install seat: Position seat on mounting bracket and secure bolts.
  3. Connect battery: Attach cables to battery terminals (red to positive, black to negative).
  4. Check tire pressure: Inflate all tires to recommended PSI (listed in Specifications).
  5. Add engine oil and fuel: Use types specified in the Engine section.

CAUTION! Use proper tools and ensure all connections are tight. Two people may be required for handling heavy components.

Specifications

Controls and Operation

Familiarize yourself with all controls before starting the engine.

Starting: Sit on seat, set parking brake, ensure blades are disengaged. Turn key to START position. Release key once engine starts.

Driving: Release parking brake. Press brake/clutch pedal to disengage transmission. Use forward/reverse pedals to control speed and direction.

Mowing: Engage blades only when engine is at full throttle. Adjust cutting height as needed. Overlap passes for even cutting.

Stopping: Disengage blades, reduce engine speed, set parking brake, turn key to OFF. Remove key.

Maintenance Schedule

Regular maintenance is essential for safe operation and long life.

IntervalTask
Before each useCheck engine oil level, tire pressure, and for loose parts.
Every 8 hoursCheck battery terminals and clean if necessary.
Every 25 hoursChange engine oil (more frequently in dusty conditions).
Every 50 hoursReplace air filter, check spark plug.
Every 100 hoursChange transmission fluid, sharpen/replace blades.
SeasonallyLubricate pivot points, check belts for wear.

Engine Care

Use clean, fresh unleaded gasoline with a minimum octane rating of 87. Use SAE 30 or 10W-30 detergent oil (check manual for exact specification).

  1. Check oil level with dipstick; add oil if low. Do not overfill.
  2. Replace air filter regularly to ensure proper airflow and performance.
  3. Inspect spark plug annually; clean or replace if electrodes are worn.
  4. Drain fuel or use stabilizer if storing for more than 30 days.

Tip: Always run engine for a few minutes after oil change to circulate new oil.

Cutting Deck Maintenance

Keep deck clean and blades sharp for optimal cutting performance.

  1. Disconnect spark plug wire before performing any deck maintenance.
  2. Remove debris from deck after each use to prevent rust and corrosion.
  3. Sharpen blades at least once per season or when cutting quality declines.
  4. Check belt tension and condition periodically; replace if cracked or worn.
  5. Lubricate spindle zerks as specified in the maintenance schedule.

WARNING! Blades are sharp. Wear heavy gloves when handling.

Storage Instructions

Proper storage prevents damage and extends equipment life.

  1. Clean mower thoroughly, removing all grass and debris.
  2. Change engine oil and run engine briefly to circulate clean oil.
  3. Add fuel stabilizer to tank and run engine for 5 minutes, or drain fuel completely.
  4. Disconnect battery and store in a cool, dry place. Charge periodically.
  5. Store mower in a clean, dry, covered area, protected from the elements.

CAUTION! Do not store near open flame or heat sources. Ensure parking brake is engaged.

Warranty Information

Craftsman 917.255581 is covered by a limited warranty. Proof of purchase is required. Warranty covers defects in materials and workmanship for a specified period from the date of purchase. Normal wear, misuse, or lack of maintenance are not covered. For warranty service, contact an authorized Craftsman service center or call 1-888-331-4569. Keep this manual and your sales receipt for reference.

Troubleshooting

SymptomPossible CauseCorrective Action
Engine won't startDead battery, empty fuel tank, faulty spark plugCharge/replace battery; add fuel; check/replace spark plug.
Loss of powerClogged air filter, old fuel, dirty cooling finsReplace air filter; drain old fuel; clean engine cooling fins.
Uneven cuttingDull blades, uneven tire pressure, deck not levelSharpen/replace blades; check tire pressure; level the deck.
Excessive vibrationLoose blade, damaged spindle, debris in deckTighten or replace blade; inspect spindle; clean deck.
Hydrostatic transmission slips or won't moveLow fluid, drive belt loose or wornCheck fluid level; adjust or replace drive belt.

Reset: For electrical issues, disconnect battery for 5 minutes, then reconnect.

Service: For repairs beyond basic maintenance, contact authorized service at 1-888-331-4569.

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