Installation Guide
Tools Needed:
- Adjustable wrench set
- Screwdrivers (flat and Phillips)
- Pliers
- Socket set
- Torque wrench
Step-by-Step Assembly
- Unpack and Inspect: Remove all packaging materials and inspect for shipping damage. Verify all parts are included.
- Steering Wheel Installation: Align steering wheel with steering column and secure with provided hardware.
- Seat Assembly: Install seat onto seat plate using provided bolts and washers. Adjust to comfortable position.
- Deck Installation: Attach cutting deck to mower frame using mounting brackets and hardware. Ensure proper alignment.
- Battery Connection: Connect battery cables (red to positive, black to negative). Secure battery in battery tray.
- Wheel Installation: Mount rear wheels onto axle shafts. Tighten lug nuts to specified torque.
- Fluid Check: Check engine oil level and add if necessary. Fill fuel tank with fresh gasoline.
- Initial Start-up: Perform initial start-up following engine manufacturer's instructions.
Specifications
| Model Number | T1200 |
| Type | Riding Lawn Mower |
| Engine | 420cc OHV Engine |
| Cutting Width | 42 inches |
| Cutting Height Range | 1.5 - 4 inches |
| Transmission | 6-Speed Manual Gear Drive |
| Fuel Capacity | 2.5 gallons |
| Oil Capacity | 1.5 quarts |
| Turning Radius | 18 inches |
| Dimensions (LxWxH) | 68 x 54 x 42 inches |
| Weight | 450 lbs |
| Max Speed | 5.5 mph |
Warranty Information
- Full Warranty: 2 years limited warranty
- Engine Warranty: 3 years on engine components
- Deck Warranty: Lifetime limited warranty on cutting deck
- Additional Coverage: Optional extended protection plans available
For warranty service, contact Craftsman Customer Service at 1-888-331-4569 or visit Craftsman.com
Key Features
420cc OHV Engine
Powerful overhead valve engine provides reliable performance with excellent fuel efficiency and reduced emissions for extended mowing sessions.
42-Inch Cutting Deck
Wide cutting deck with aerodynamic design provides superior grass lift and even discharge for a professional-quality cut every time.
6-Speed Manual Transmission
Easy-to-use manual gear drive allows precise speed control for different mowing conditions and terrain types.
Adjustable Cutting Height
Single lever cutting height adjustment allows quick changes from 1.5 to 4 inches without tools for customized lawn appearance.
Comfortable High-Back Seat
Padded high-back seat with adjustable position provides comfort during extended mowing sessions and reduces operator fatigue.
Dual Blade System
Two high-lift blades work together to create superior suction and mulching action for cleaner cuts and better bagging performance.
Cutting Deck Features Explained
AeroForce™ Deck Design
Optimized airflow creates maximum vacuum for superior grass lift and even clipping distribution
Dual Blades
Two overlapping blades provide cleaner cuts and better mulching performance
Easy Height Adjustment
Single lever controls all cutting height adjustments from the operator position
Washout Port
Built-in port allows easy connection to garden hose for deck cleaning after use
Anti-Scalp Rollers
Front rollers prevent deck scalping on uneven terrain for consistent cutting height
Quick-Change Blades
Blade removal system allows for easy sharpening or replacement without special tools
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Engine won't start | Empty fuel tank, dead battery, safety switch engaged | Check fuel level, charge battery, ensure all safety switches are properly set |
| Poor cutting performance | Dull blades, improper cutting height, clogged deck | Sharpen or replace blades, adjust cutting height, clean cutting deck |
| Excessive vibration | Unbalanced blades, loose components, damaged spindle | Balance or replace blades, tighten all fasteners, inspect spindle assembly |
| Loss of power | Clogged air filter, old fuel, dirty spark plug | Clean or replace air filter, use fresh fuel, clean or replace spark plug |
| Uneven cutting | Uneven tire pressure, deck not level, worn blades | Check and adjust tire pressure, level cutting deck, replace blades |
| Transmission issues | Low transmission fluid, damaged drive belt, worn gears | Check fluid level, inspect drive belt, contact service center |
Maintenance Schedule
- Before Each Use: Check tire pressure, fuel level, and oil level
- Every 8 Hours: Clean cutting deck, check blade condition
- Every 25 Hours: Change engine oil, clean air filter
- Every 50 Hours: Replace spark plug, check battery
- Every 100 Hours: Change transmission fluid, inspect drive belts
- Seasonal: Winterize engine, sharpen blades, lubricate moving parts
Manual Downloads
Current Model Manuals
T1200
42-Inch Riding Mower
T1300
46-Inch Riding Mower
T1400
42-Inch Electric Start
T1200X
42-Inch Extended Life
Popular Previous Models
T1100
38-Inch Riding Mower
T1000
42-Inch Basic Model
T900
36-Inch Residential
T800
34-Inch Compact