Craftsman Parts for T110 Lawn Mowers Manual

The Craftsman T110 Lawn Mower is a reliable riding mower designed for residential use, featuring a Briggs & Stratton engine, 42-inch cutting deck, 7-speed manual transmission, and durable steel construction. This manual provides essential information on identifying, ordering, and replacing genuine Craftsman parts to maintain optimal performance and safety. Below are key sections covering part identification, ordering procedures, installation guides, maintenance schedules, and troubleshooting.

1. Parts Identification Guide 2. How to Order Genuine Parts 3. Engine Components 4. Cutting Deck & Blade Parts 5. Drive & Transmission Parts 6. Electrical System Parts 7. Safety & Control Parts 8. Maintenance Schedule 9. Installation Instructions 10. Warranty Information 11. Troubleshooting & FAQs

Parts Identification Guide

Key components: Engine assembly, Cutting deck, Drive belt, Transmission, Battery, Safety switches, Control cables.

Part Category	Description
Engine Assembly	Briggs & Stratton 540cc OHV engine with air filter, spark plug, oil filter
Cutting Deck	42-inch stamped steel deck with blade spindle assemblies and belt
Drive Belt	V-belt connecting engine to transmission (part # 144959)
Transmission	7-speed manual gearbox with shift linkage
Battery	12V 280CCA maintenance-free battery
Safety Switches	Seat switch, brake switch, blade engagement switch
Control Cables	Throttle cable, choke cable, blade engagement cable
Tires	Front: 15x6.00-6, Rear: 20x10.00-8
Blades	High-lift mulching blades (part # 144959)
Filters	Air filter (part # 142748), Oil filter (part # 142749)

How to Order Genuine Parts

Always use genuine Craftsman parts to ensure compatibility and maintain warranty.

Locate model number: Found on serial plate under seat (example: 247.299XXX).
Identify part number: Use diagrams in this manual or online parts lookup.
Ordering options: Visit Craftsman.com/parts, call 1-888-331-4569, or visit authorized dealer.
Provide information: Model number, part number, and description when ordering.

WARNING! Using non-genuine parts may void warranty and cause safety hazards.

Engine Components

Briggs & Stratton 540cc OHV engine parts list and specifications.

Spark Plug: Champion RC12YC (gap 0.030 inch).
Air Filter: Paper element with foam pre-cleaner.
Oil Filter: Spin-on type (replace every 50 hours).
Fuel Filter: In-line filter between tank and carburetor.
Carburetor: Float bowl type with adjustment screws.
Starter: Electric starter motor (12V).
Ignition Coil: Provides spark to plug.
Oil: SAE 30 detergent oil (48 oz capacity).

Cutting Deck & Blade Parts

42-inch cutting deck components and replacement procedures.

Blades: Standard high-lift blades (sharpened every 25 hours).
Spindle Assemblies: Contains bearings and pulley (grease every 50 hours).
Deck Belt: Connects engine pulley to deck pulleys (part # 144959).
Deck Wheels: Anti-scalp wheels adjust for cutting height.
Deck Shell: Stamped steel construction; inspect for cracks.

CAUTION! Always disconnect spark plug before servicing blades.

Drive & Transmission Parts

7-speed manual transmission and drive system components.

Part	Part Number	Function
Drive Belt	144959	Transfers engine power to transmission
Shift Linkage	147083	Connects shift lever to transmission
Transmission	Complete assembly	Provides 7 forward speeds, 1 reverse
Axle	147084	Rear axle with differential
Brake Pads	147085	Disc brake pads for stopping

Electrical System Parts

12V electrical system components for starting and operation.

Battery: 12V 280CCA (test annually, replace every 3 years).
Starter Solenoid: Engages starter motor when key is turned.
Voltage Regulator: Maintains proper charging voltage.
Safety Switches: Seat, brake, and PTO switches for safe operation.
Wiring Harness: Complete wiring system with connectors.

Tip: Keep battery terminals clean and tight to prevent starting issues.

Safety & Control Parts

Safety components and control system parts for safe operation.

Seat Switch: Stops engine if operator leaves seat.
Brake Switch: Prevents starting unless brake is engaged.
Blade Engagement Switch: Controls PTO clutch for blades.
Control Cables: Throttle, choke, and blade engagement cables.
Safety Labels: Replace if damaged or illegible.

WARNING! Never bypass safety switches; replace immediately if faulty.

Maintenance Schedule

Recommended maintenance intervals for optimal performance.

Interval	Service Required	Parts Needed
Every 25 hours	Sharpen blades, check tire pressure	Blade sharpening kit
Every 50 hours	Change oil, replace oil filter, grease spindles	Oil, oil filter, grease
Every 100 hours	Replace air filter, spark plug, fuel filter	Air filter, spark plug, fuel filter
Annually	Check battery, inspect belts, lubricate cables	Battery tester, cable lubricant
Every 2 years	Replace drive belt, check transmission fluid	Drive belt, transmission fluid

Installation Instructions

General guidelines for installing common replacement parts.

Blade Replacement: Block blade, remove bolt (clockwise threads), install new blade with stamped side up.
Belt Replacement: Release tension, remove old belt, route new belt per diagram, adjust tension.
Filter Replacement: Turn fuel valve off, replace filters, check for leaks.
Battery Replacement: Disconnect negative first, remove old battery, install new, connect positive first.
Safety Switch: Disconnect battery, remove old switch, install new, test operation.

CAUTION! Always consult full service manual for detailed instructions.

Warranty Information

Craftsman T110 parts warranty coverage and limitations.

Limited Warranty: Genuine Craftsman parts are warranted against defects in materials and workmanship for 2 years from purchase date when used in normal residential service. This warranty does not cover damage from misuse, improper installation, or lack of maintenance. Keep original receipt for warranty claims. For warranty service, contact Craftsman Customer Support at 1-888-331-4569 or visit Craftsman.com/warranty.

Troubleshooting & FAQs

Problem	Possible Cause	Solution
Engine won't start	Dead battery, faulty safety switch, bad spark plug	Charge/replace battery, test switches, replace spark plug
Poor cutting performance	Dull blades, low engine RPM, clogged deck	Sharpen blades, adjust throttle, clean deck
Vibration during operation	Unbalanced blade, damaged spindle, loose bolts	Balance/replace blade, inspect spindle, tighten bolts
Loss of power	Clogged air filter, old fuel, slipping belt	Replace air filter, use fresh fuel, adjust/replace belt
Transmission issues	Low fluid, worn gears, linkage problem	Check fluid level, inspect gears, adjust linkage

FAQs: Q: Where is the model number? A: Under seat on serial plate. Q: Can I use aftermarket blades? A: Not recommended; may void warranty. Q: How often should I change oil? A: Every 50 hours or annually.

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