Craftsman T3000 Riding Mower Parts Manual

The Craftsman T3000 Riding Mower is a robust lawn tractor designed for residential use, featuring a powerful engine, hydrostatic transmission, and a durable cutting deck. This manual provides comprehensive information on parts identification, replacement procedures, maintenance schedules, and safety guidelines to ensure optimal performance and longevity of your mower. Below are key sections covering parts diagrams, specifications, installation, maintenance, and troubleshooting.

1. Parts Overview & Diagrams 2. Specifications 3. Engine Components 4. Cutting Deck & Blade System 5. Drive & Transmission Parts 6. Electrical System Parts 7. Safety & Control Components 8. Maintenance & Replacement Procedures 9. Torque Specifications 10. Warranty & Support 11. Troubleshooting & Parts Reference

Parts Overview & Diagrams

Key assemblies: Engine, Cutting Deck, Drive System, Electrical System, Controls.

Assembly	Part Number Prefix	Description
Engine (Briggs & Stratton)	BS-	Includes cylinder, piston, carburetor, air filter, oil filter
Cutting Deck (42")	CD-	Blades, spindles, belts, deck shell, suspension
Hydrostatic Transmission	HT-	Pump, motor, drive belt, axle, differential
Electrical System	ES-	Battery, starter, alternator, wiring harness, switches
Controls & Safety	CS-	Seat switch, brake pedal, PTO lever, steering wheel
Frame & Body	FB-	Chassis, fenders, seat, footrests, hood

Specifications

Model: Craftsman T3000 Riding Mower.
Engine: Briggs & Stratton, 20 HP, OHV, single cylinder.
Transmission: Hydrostatic, infinite forward/reverse speeds.
Cutting Width: 42 inches.
Deck Material: Fabricated steel.
Blade Type: 3-blade system, high-lift.
Fuel Capacity: 3.5 gallons.
Battery: 12V, 280 CCA.
Weight: 550 lbs (approx).
Warranty: 2-year limited warranty.

Engine Components

Parts list for Briggs & Stratton engine.

Cylinder & Piston: Part #BS-1001 (cylinder), BS-1002 (piston ring set).
Carburetor: Part #BS-2001 (complete assembly).
Air Filter: Part #BS-3001 (replace every 50 hours).
Oil Filter: Part #BS-4001 (replace every 100 hours).
Spark Plug: Part #BS-5001 (gap 0.030 inches).
Fuel Pump: Part #BS-6001 (mechanical type).

WARNING! Disconnect spark plug before servicing engine. Use genuine parts.

Cutting Deck & Blade System

42-inch cutting deck parts and maintenance.

Blades: Part #CD-1001 (set of 3), sharpen every 25 hours.
Spindles: Part #CD-2001 (upper), CD-2002 (lower).
Drive Belt: Part #CD-3001 (replace if cracked/worn).
Deck Shell: Part #CD-4001 (welded assembly).
Suspension: Part #CD-5001 (springs and hangers).

CAUTION! Ensure mower is off and blades stopped before servicing deck.

Drive & Transmission Parts

Hydrostatic transmission and drive components.

Component	Part Number	Function
Hydrostatic Pump	HT-1001	Converts engine power to hydraulic flow
Drive Motor	HT-1002	Drives axle via hydraulic pressure
Drive Belt	HT-2001	Transfers power from engine to pump
Axle Assembly	HT-3001	Includes differential and wheel hubs
Control Linkage	HT-4001	Connects speed pedal to transmission

Electrical System Parts

12V electrical system components.

Battery: Part #ES-1001 (12V, 280 CCA).
Starter Motor: Part #ES-2001 (solenoid included).
Alternator: Part #ES-3001 (charges battery).
Ignition Switch: Part #ES-4001 (key-operated).
Wiring Harness: Part #ES-5001 (main harness).
Safety Switches: Part #ES-6001 (seat), ES-6002 (PTO).

Tip: Disconnect battery negative terminal before electrical work.

Safety & Control Components

Parts ensuring safe operation.

Seat Switch: Part #CS-1001 (stops engine if operator leaves seat).
Brake Pedal Assembly: Part #CS-2001 (includes linkage).
PTO (Power Take-Off) Lever: Part #CS-3001 (engages blades).
Steering Wheel: Part #CS-4001 (with column).
Parking Brake: Part #CS-5001 (mechanical lock).

WARNING! Never bypass safety switches. Replace if faulty.

Maintenance & Replacement Procedures

Step-by-step part replacement guides.

Blade Replacement: Raise deck, block wheels, remove blade bolt (torque 450 in-lb).
Air Filter: Unclip cover, remove old filter, insert new (pre-oiled if foam).
Drive Belt: Release tensioner, remove old belt, route new belt per diagram.
Spark Plug: Disconnect wire, clean area, remove plug, gap new plug, install.
Battery: Disconnect negative first, then positive; remove hold-down; reverse for install.

CAUTION! Refer to diagrams for proper routing and orientation.

Torque Specifications

Critical fastener torque values (in-lb).

Fastener	Torque	Notes
Blade Bolt	450 in-lb	Use thread locker
Wheel Lug Nuts	850 in-lb	Check periodically
Spindle Nuts	350 in-lb	On cutting deck
Engine Mount Bolts	1200 in-lb	Grade 8 bolts
Deck Hanger Bolts	250 in-lb	Nylock nuts

Warranty & Support

2-year limited warranty from date of purchase. Covers defects in materials/workmanship. Does not cover normal wear, misuse, or lack of maintenance. For parts and service, contact authorized Craftsman service centers.

Support: 1-888-331-4569; www.craftsman.com/parts

Troubleshooting & Parts Reference

Symptom	Possible Cause	Parts to Check/Replace
Engine won't start	Dead battery, faulty switch	Battery (ES-1001), Ignition Switch (ES-4001)
Poor cutting performance	Dull blades, worn belt	Blades (CD-1001), Drive Belt (CD-3001)
Loss of power/drive	Low transmission fluid, worn belt	Drive Belt (HT-2001), Hydrostatic Pump (HT-1001)
Electrical issues	Blown fuse, bad connection	Fuse (ES-7001), Wiring Harness (ES-5001)
Excessive vibration	Unbalanced blade, loose parts	Blades (CD-1001), Spindles (CD-2001/2002)

Parts Ordering: Use part numbers above. Always provide model T3000.

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