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.
Key components: Engine, Hydrostatic Transmission, Cutting Deck, Steering Wheel, Seat, Brake/Clutch Pedal, Ignition Switch, Blade Engagement Lever.
| Feature | Description |
|---|---|
| Engine | Powerful gasoline engine for reliable performance |
| Hydrostatic Transmission | Provides smooth, variable speed control without shifting gears |
| Cutting Deck | Durable steel deck with adjustable cutting height |
| Steering Wheel | For directional control of the mower |
| Seat | Padded seat for operator comfort |
| Brake/Clutch Pedal | Combined pedal for stopping and disengaging transmission |
| Ignition Switch | Key-operated start/stop system |
| Blade Engagement Lever | Engages and disengages the cutting blades |
| Fuel Tank | Capacity for extended operation |
| Headlights | For improved visibility in low-light conditions |
Read and understand all safety instructions before operating the mower.
WARNING! Failure to follow safety instructions can result in serious injury or death. Keep hands and feet away from moving parts.
Unpack and inspect all parts. Follow assembly instructions carefully.
CAUTION! Use proper tools and ensure all connections are tight. Two people may be required for handling heavy components.
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.
Regular maintenance is essential for safe operation and long life.
| Interval | Task |
|---|---|
| Before each use | Check engine oil level, tire pressure, and for loose parts. |
| Every 8 hours | Check battery terminals and clean if necessary. |
| Every 25 hours | Change engine oil (more frequently in dusty conditions). |
| Every 50 hours | Replace air filter, check spark plug. |
| Every 100 hours | Change transmission fluid, sharpen/replace blades. |
| Seasonally | Lubricate pivot points, check belts for wear. |
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).
Tip: Always run engine for a few minutes after oil change to circulate new oil.
Keep deck clean and blades sharp for optimal cutting performance.
WARNING! Blades are sharp. Wear heavy gloves when handling.
Proper storage prevents damage and extends equipment life.
CAUTION! Do not store near open flame or heat sources. Ensure parking brake is engaged.
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.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Engine won't start | Dead battery, empty fuel tank, faulty spark plug | Charge/replace battery; add fuel; check/replace spark plug. |
| Loss of power | Clogged air filter, old fuel, dirty cooling fins | Replace air filter; drain old fuel; clean engine cooling fins. |
| Uneven cutting | Dull blades, uneven tire pressure, deck not level | Sharpen/replace blades; check tire pressure; level the deck. |
| Excessive vibration | Loose blade, damaged spindle, debris in deck | Tighten or replace blade; inspect spindle; clean deck. |
| Hydrostatic transmission slips or won't move | Low fluid, drive belt loose or worn | Check 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.