Craftsman LT 2000 Lawn Mower Parts Manual

The Craftsman LT 2000 is a 20 HP, 46-inch cutting width lawn tractor designed for residential use. This parts manual provides detailed diagrams, part numbers, and ordering information for the engine, transmission, cutting deck, electrical system, steering, brakes, and other key components. Below are key sections for identification, engine parts, deck assembly, drive system, electrical, and maintenance.

1. Model Identification & Specifications 2. Engine Assembly & Components 3. Cutting Deck & Blade System 4. Drive & Transmission System 5. Electrical System & Wiring 6. Steering & Control Linkage 7. Frame, Body & Wheels 8. Maintenance & Lubrication 9. Parts Ordering Information 10. Safety & Warranty 11. Troubleshooting & Diagrams

Model Identification & Specifications

Locate your model and serial number on the frame under the seat or on the engine housing to ensure correct parts ordering.

Feature	Description
Model Series	Craftsman LT 2000
Engine	20 HP Briggs & Stratton Twin Cylinder
Cutting Width	46 inches
Transmission	Hydrostatic Drive
Deck Type	Stamped Steel, 3-Blade
Fuel Capacity	3.5 Gallons
Oil Capacity	2.0 Quarts (with filter)
Battery	12V, 280 CCA
Weight	Approx. 550 lbs
Manufacturer Part # Prefix	917, 247, etc.

Engine Assembly & Components

Detailed parts list for the 20 HP Briggs & Stratton engine (Model 44P777).

Cylinder & Piston: Piston rings, connecting rod, gaskets.
Crankshaft & Camshaft: Main bearings, timing gear, key.
Fuel System: Carburetor kit, fuel pump, fuel lines, air filter.
Ignition System: Spark plugs, ignition coil, flywheel key.
Lubrication: Oil filter, dipstick, drain plug.
Cooling System: Cooling fins, blower housing, fan.
Exhaust: Muffler, exhaust gasket, heat shield.

WARNING! Disconnect spark plug before servicing engine. Use proper torque specifications.

Cutting Deck & Blade System

Parts for the 46-inch stamped steel cutting deck, spindle assemblies, and blades.

Deck Shell: Main housing, reinforcement brackets.
Spindle Assemblies: Spindle housing, bearings, seals, pulleys.
Blades: Standard high-lift blades (part # 134149), mulching blades.
Belt Drive: Deck drive belt (1/2" x 95"), idler pulleys, tension spring.
Deck Lift: Lift linkage, adjustment rods, lift handle.
Discharge Chute: Chute assembly, safety deflector.

CAUTION! Ensure deck is securely supported and blades are stopped before servicing.

Drive & Transmission System

Hydrostatic Transmission: Tuff Torq K46 model. Includes fluid, filter, cooling fan, axle seals.
Drive Belt: Main drive belt (part # 144959), variable drive belt.
Brake System: Brake pedal, brake disc, caliper, return spring.
Axle & Wheels: Rear axle assembly, wheel hubs, lug nuts.
Control Linkage: Motion control lever, neutral return spring, adjustment rods.

Electrical System & Wiring

Wiring diagram and part numbers for starting, charging, and safety systems.

Key Components: Battery, starter solenoid, ignition switch, safety interlock switches (seat, brake, PTO), voltage regulator, alternator stator, headlight assembly, wiring harness.

Install: Ensure all connections are clean and tight. Use dielectric grease on connectors.

Steering & Control Linkage

Steering gear, tie rods, drag link, steering wheel.

Turn off engine and remove key before adjusting steering.
Check tie rod ends for wear; replace if loose.
Lubricate steering shaft bushing periodically.

Tip: Align front wheels for proper tracking and reduced tire wear.

Frame, Body & Wheels

Supports frame, body panels, seat, and wheel/tire assemblies.

Frame: Main frame assembly, crossmembers, mounting brackets.
Body Panels: Hood, side panels, grille, decal kit.
Seat: Seat cushion, suspension, mounting bracket.
Wheels & Tires: Front tires (15x6.00-6), rear tires (20x10.00-8), valve stems.
Fenders: Rear fender assembly, mounting bolts.

WARNING! Ensure all frame bolts are torqued to specification. Check for cracks or damage.

Maintenance & Lubrication

Recommended service intervals and lubricant specifications.

Engine Oil: SAE 30 (above 40°F) or 10W-30 (all temps). Change every 50 hours. Air Filter: Clean every 25 hours, replace annually. Transmission Fluid: Tuff Torq K46 fluid or equivalent 20W-50 motor oil. Grease Points: Spindle zerks, steering linkage, pedal pivots every 25 hours.

Parts Ordering Information

Use the part numbers listed in diagrams. Contact authorized Craftsman dealer or visit www.searspartsdirect.com.

CAUTION! Use only genuine Craftsman parts for safety and warranty compliance.

Safety & Warranty

Read original operator's manual for safety instructions. Warranty: Limited warranty as provided by Sears. Keep receipt. For support, contact 1-888-331-4569 or www.craftsman.com.

Troubleshooting & Diagrams

Symptom	Possible Cause	Corrective Action
Engine won't start	Dead battery, bad solenoid, safety switch	Check battery charge; test solenoid; bypass/check seat/brake/PTO switches.
Loss of power	Clogged air filter, old spark plug, fuel issue	Replace air filter; install new spark plug; check fuel lines and carburetor.
Uneven cut	Deck not level, dull blades	Level deck; sharpen or replace blades.
Transmission slips/no drive	Low fluid, worn belt, internal damage	Check fluid level; inspect drive belt; service transmission if needed.
Excessive vibration	Unbalanced blade, loose spindle	Balance or replace blade; tighten spindle bolts; check for bent mandrel.

Reset: Refer to wiring diagram for electrical reset procedures.

Service: 1-888-331-4569; www.craftsman.com