The Craftsman LT 3000 is a 30-inch riding lawn mower featuring a powerful Briggs & Stratton engine, 6-speed manual transmission, electric start, adjustable cutting height, and a durable steel deck. This parts manual provides detailed diagrams, part numbers, and ordering information for maintenance, repair, and replacement of components. Below are key sections covering identification, engine parts, deck assembly, drive system, controls, and troubleshooting.
Locate your model and serial number for accurate parts identification. Key identifiers: Craftsman LT 3000, 30-inch cutting width, 6-speed manual transmission.
| Component | Description |
|---|---|
| Model Number | Example: 917.289XXX (located on frame near rear axle) |
| Serial Number | Unique identifier for manufacturing date (stamped on frame) |
| Engine Model | Briggs & Stratton 500cc OHV (example: 31P777-0000-G1) |
| Deck Size | 30-inch steel cutting deck |
| Transmission | 6-speed manual (gear drive) |
| Drive Type | Rear-wheel drive |
| Starting System | Electric key start with backup recoil |
| Fuel Capacity | 2.5 gallons (gasoline) |
| Cutting Height Range | 1.5 to 4 inches (adjustable in 0.5-inch increments) |
| Weight | Approximately 450 lbs |
Briggs & Stratton 500cc OHV engine parts list and diagram.
WARNING! Disconnect spark plug wire before servicing engine. Allow engine to cool.
30-inch steel deck with twin blades. Parts include spindles, belts, and blades.
CAUTION! Ensure blades are balanced and tightened to 45 ft-lbs. Disconnect spark plug before blade service.
6-speed manual transmission with chain drive to rear axle.
Key switch, wiring harness, fuses, and safety components.
Electrical Parts: Battery (12V, 280 CCA), Starter Solenoid, Ignition Switch, Safety Switch (seat), Blades Engagement Switch, Headlight Assembly, Wiring Harness.
Control Parts: Throttle Cable, Choke Cable, Brake Pedal Assembly, Steering Wheel, Dashboard Panel.
| Part | Part Number | Description |
|---|---|---|
| Ignition Switch | 532141890 | Key start with positions |
| Seat Safety Switch | 532141755 | Prevents operation without operator |
| Blade Engage Switch | 532141892 | Electric PTO clutch control |
| Headlight Bulb | 532141456 | 12V 35W halogen |
| Wiring Harness | 532141844 | Main electrical harness |
Steel frame, steering linkage, and wheel components.
Parts: Front Axle, Tie Rods, Steering Gear, Wheel Hubs, Wheel Bearings, Frame Reinforcement Brackets.
Tip: Inspect frame for cracks periodically, especially after heavy use.
Regular maintenance ensures longevity and performance.
| Interval | Task | Parts Needed |
|---|---|---|
| Every 25 hours | Change engine oil | SAE 30 oil, oil filter |
| Every 50 hours | Replace air filter, spark plug | Air filter, spark plug |
| Every 100 hours | Replace fuel filter, check belts | Fuel filter, deck/drive belts |
| Seasonally | Sharpen/replace blades, grease fittings | Blades, lithium grease |
| Annually | Check battery, tire pressure, transmission fluid | Battery, hydraulic fluid |
WARNING! Follow all safety procedures in manual. Use genuine Craftsman parts.
Order genuine Craftsman parts through authorized dealers or online.
Always follow safety guidelines to prevent injury.
CAUTION! Gasoline is flammable; store in approved containers away from ignition sources.
Craftsman LT 3000 limited warranty coverage.
Frame: Lifetime warranty for original owner. Engine: 2-year limited warranty (Briggs & Stratton). Transmission: 3-year limited warranty. Other Parts: 1-year limited warranty from date of purchase.
Warranty requires proof of purchase and proper maintenance. Does not cover normal wear, abuse, or improper storage. For claims, contact Craftsman Customer Service at 1-888-331-4569 or visit www.craftsman.com/warranty.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Engine won't start | Dead battery, bad spark plug, clogged fuel filter | Charge/replace battery; check spark plug; replace fuel filter. |
| Poor cutting performance | Dull blades, low engine RPM, clogged deck | Sharpen/replace blades; adjust throttle; clean deck underside. |
| Vibration during operation | Unbalanced blades, loose spindle, damaged belt | Balance blades; tighten spindle bolts; inspect/replace belt. |
| Loss of power | Dirty air filter, old gas, transmission issue | Replace air filter; use fresh fuel; check transmission fluid. |
| Steering is difficult | Low tire pressure, lack of lubrication | Inflate tires to proper PSI; lubricate steering linkage. |
Service Support: For technical assistance, call 1-888-331-4569 or visit www.craftsman.com/support.