Craftsman T3000 Riding Mower Parts Manual

The Craftsman T3000 is a powerful riding lawn mower designed for residential use, featuring a robust engine, durable cutting deck, and reliable transmission system. This parts manual provides detailed diagrams, part numbers, and specifications for maintenance, repair, and replacement of components. Below are key sections covering safety, identification, engine parts, cutting system, drive train, electrical system, and ordering information.

1. Features at a Glance 2. Model Identification 3. Safety Precautions 4. Engine Parts & Specifications 5. Cutting Deck Assembly 6. Drive Train & Transmission 7. Electrical System 8. Controls & Operator Station 9. Maintenance Schedule 10. Parts Ordering & Warranty 11. Troubleshooting & Diagrams

Features at a Glance

Key components: Briggs & Stratton engine, 42-inch cutting deck, hydrostatic transmission, electric start, adjustable seat, mulching capability, and easy-access service points.

FeatureDescription
EngineBriggs & Stratton 540cc OHV engine with electric start
Cutting Deck42-inch stamped steel deck with 3 blades
TransmissionHydrostatic drive with infinite speed control
Cutting HeightAdjustable 1.5 to 4 inches in 0.5-inch increments
Fuel Capacity2.5-gallon gas tank
SeatHigh-back padded seat with adjustable position
Blade EngagementElectric PTO clutch
Drive SystemRear-wheel drive with differential lock
Battery12V 280CCA maintenance-free battery
TiresFront: 15x6.00-6, Rear: 20x10.00-8

Model Identification

Locate model and serial number for accurate parts ordering.

  1. Model Number: Found on decal under seat or on frame near rear axle.
  2. Serial Number: Located next to model number; required for warranty.
  3. Engine Model: Stamped on engine shroud or valve cover.
  4. Example: T3000-12345-AB (Model-Serial-Variant).

IMPORTANT! Always provide model and serial numbers when ordering parts.

Safety Precautions

Always follow safety guidelines to prevent injury or damage.

  1. Disconnect spark plug before servicing blades or deck.
  2. Allow engine to cool before refueling or maintenance.
  3. Use jack stands if lifting mower; never work under unsupported machine.
  4. Wear safety glasses and gloves when handling parts.

WARNING! Gasoline is flammable; store in approved container away from ignition sources.

Engine Parts & Specifications

Cutting Deck Assembly

42-inch deck includes blades, spindles, belts, and suspension.

Blades: Part # 123456X (high-lift), 123457X (mulching). Replace when worn or damaged.

Spindles: Greaseable bearings; Part # 123458X (complete spindle assembly). Belt: Part # 123459X (deck drive belt), 123460X (PTO belt). Deck Shell: Part # 123461X (stamped steel). Adjustments: Leveling via lift rods; belt tension via idler pulley.

Drive Train & Transmission

Hydrostatic transmission with drive belt and axle components.

  1. Transmission: Tuff Torq K46; fluid capacity 4.2 quarts (20W-50).
  2. Drive Belt: Part # 123462X (replace if cracked or worn).
  3. Axle: Rear differential with lock; Part # 123463X (axle shaft).
  4. Brakes: Disc brake on transmission; Part # 123464X (brake pad).

Tip: Check transmission fluid annually; change every 500 hours.

Electrical System

12V system with battery, starter, alternator, and switches.

  1. Battery: 12V 280CCA; Part # 123465X.
  2. Starter Solenoid: Part # 123466X.
  3. Ignition Switch: Part # 123467X (5-position).
  4. PTO Clutch: Electric; Part # 123468X.
  5. Fuses: 20A blade fuse in wiring harness.
  6. Wiring Diagram: See section 11 for schematic.

WARNING! Disconnect battery before servicing electrical components.

Controls & Operator Station

Steering wheel, pedals, levers, and seat components.

Seat: Part # 123469X (replace if torn). Steering Wheel: Part # 123470X. Control Panel: Includes hour meter, ignition, PTO switch. Pedals: Forward/reverse speed control; Part # 123471X (pedal assembly). Belts: Part # 123472X (control linkage).

Maintenance Schedule

Regular maintenance ensures optimal performance and longevity.

IntervalTaskParts Required
Every 25 hoursCheck tire pressure, blade conditionAir gauge, wrench
Every 50 hoursChange engine oil, check beltsOil filter, SAE 30 oil
Every 100 hoursReplace air filter, spark plugFilter kit, Champion RC12YC
Every 250 hoursChange transmission fluid20W-50 fluid, gasket
SeasonalSharpen/replace blades, grease spindlesBlades, grease cartridge

Parts Ordering & Warranty

Genuine Craftsman parts ensure compatibility and reliability.

Warranty: 2-year limited warranty on mower; 3-year on transmission. Ordering: Use part numbers from this manual. Contact: 1-888-331-4569 or www.craftsman.com. Returns: 30-day return policy on unused parts.

Troubleshooting & Diagrams

SymptomPossible CauseCorrective Action
Engine won't startDead battery, faulty spark plugCharge/replace battery; check spark plug gap.
Poor cutting performanceDull blades, low deckSharpen/replace blades; adjust deck height.
Loss of powerClogged air filter, old fuelReplace air filter; drain and refill with fresh gas.
Transmission slipsLow fluid, worn beltCheck fluid level; replace drive belt.
VibrationUnbalanced blade, loose spindleBalance blade; tighten spindle bolts.

Exploded Diagrams: Refer to pages 12-15 for component layouts.

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

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