MTD 120-255A Lawn Mower Manual

The MTD 120-255A is a reliable lawn mower designed for efficient grass cutting with a powerful engine, adjustable cutting heights, and user-friendly features. This manual provides essential information on safety, features, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your lawn mower.

1. Features at a Glance 2. Safety Information 3. Operation Instructions 4. Specifications 5. Maintenance 6. Troubleshooting

Features at a Glance

Key features include a powerful engine, adjustable cutting height, and ergonomic design for ease of use.

Feature	Description
Engine	Powerful 120cc engine for efficient cutting
Cutting Height Adjustment	5 adjustable heights for customized grass length
Ergonomic Handle	Comfortable grip for reduced fatigue
Grass Bag	Large capacity for less frequent emptying
Safety Features	Blade brake and safety switch for user protection

Safety Information

Always wear appropriate safety gear, including eye protection and sturdy footwear. Read the manual thoroughly before operating the mower.

Operation Instructions

To operate the MTD 120-255A, follow these steps:

Check oil and fuel levels before starting.
Adjust the cutting height as needed.
Start the engine using the ignition key.
Engage the blades and begin mowing.

Note: Always ensure the area is clear of debris before mowing.

Specifications

Engine Type: 120cc 4-stroke engine.
Cutting Width: 21 inches.
Cutting Heights: 1 inch to 4 inches (5 positions).
Weight: 60 lbs.
Fuel Capacity: 1.5 quarts.
Grass Bag Capacity: 2.5 bushels.

Maintenance

Regular maintenance is essential for optimal performance. Follow these guidelines:

Change the oil every 50 hours of operation.
Clean or replace the air filter as needed.
Sharpen the blades at the beginning of each season.
Inspect the mower for loose or damaged parts regularly.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Fuel issue	Check fuel level and quality; ensure choke is set correctly.
Uneven cutting	Blade dullness	Sharpen or replace blades as necessary.
Excessive vibration	Loose parts	Inspect and tighten all screws and bolts.
Grass clippings not bagging	Clogged chute	Clear any debris from the discharge chute.

Service: For further assistance, contact MTD customer service.