MTD 138-758-000 Lawn Mower Manual

The MTD 138-758-000 is a reliable lawn mower designed for efficient grass cutting with a powerful engine, adjustable cutting heights, and easy maneuverability. This manual provides essential information on safety, features, operation, maintenance, and troubleshooting.

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

Features at a Glance

Key components: 21-inch cutting deck, adjustable height settings, ergonomic handle, and easy-start engine.

Feature	Description
Cutting Deck	21-inch wide for efficient grass cutting
Height Adjustment	5 adjustable cutting heights for desired grass length
Engine	Powerful engine for reliable performance
Ergonomic Handle	Comfortable grip for easy maneuverability
Safety Features	Blade brake and safety switch for user protection

Safety Information

Read all safety instructions before operating the lawn mower. Always wear appropriate safety gear, including eye protection and sturdy footwear.

Keep hands and feet away from the cutting area.
Do not operate the mower in wet conditions.
Ensure all safety features are functional before use.
Store the mower in a dry place when not in use.

Operation Instructions

To operate the MTD 138-758-000, follow these steps:

Check fuel and oil levels before starting.
Adjust the cutting height as needed.
Start the engine using the ignition key.
Guide the mower in a straight line for even cutting.

WARNING! Always ensure the area is clear of debris before mowing.

Specifications

Cutting Width: 21 inches.
Engine Type: Gasoline-powered, 4-cycle.
Weight: 70 lbs.
Cutting Heights: 1 inch to 4 inches.
Fuel Capacity: 1.5 gallons.
Deck Material: Steel.
Warranty: 2 years limited warranty.

Maintenance

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

Check and change the oil every 50 hours of operation.
Clean the air filter regularly.
Sharpen the blades at the beginning of each season.
Inspect the mower for loose or damaged parts.

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 issue	Check blade sharpness and adjust cutting height.
Mower vibrates excessively	Loose parts	Tighten all screws and bolts; inspect for damage.
Grass clippings not collected	Clogged chute	Clear any debris from the discharge chute.

Service: For further assistance, contact MTD customer service.