MTD 673 Lawn Mower Manual
The MTD 673 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 to ensure optimal performance.
Features at a Glance
The MTD 673 lawn mower comes equipped with various features to enhance your mowing experience:
- Powerful engine for efficient cutting.
- Multiple cutting height adjustments.
- Lightweight design for easy handling.
- Durable construction for long-lasting use.
- Easy-start mechanism for quick operation.
Safety Information
Always prioritize safety when operating the MTD 673 lawn mower:
- Wear appropriate safety gear, including gloves and goggles.
- Keep bystanders and pets away from the mowing area.
- Do not operate on wet grass to prevent slipping.
- Read the manual thoroughly before use.
Operation Instructions
Follow these steps to operate your MTD 673 lawn mower:
- Check oil and fuel levels before starting.
- Adjust the cutting height according to your preference.
- Start the mower using the easy-start mechanism.
- Guide the mower in straight lines for an even cut.
- Turn off the mower and disconnect the spark plug before maintenance.
Specifications
- Engine Type: 4-stroke gasoline engine.
- Cutting Width: 21 inches.
- Cutting Heights: Adjustable from 1 to 4 inches.
- Weight: 60 lbs.
- Fuel Capacity: 1.5 gallons.
- Warranty: 2 years limited warranty.
Maintenance
Regular maintenance is crucial for the longevity of your MTD 673 lawn mower:
- Change the oil every 25 hours of operation.
- Sharpen the blades at least once a season.
- Clean the air filter regularly.
- Inspect the spark plug and replace if necessary.
Troubleshooting
| Symptom | Possible Cause | Corrective Action |
| Mower won't start | Fuel or oil issues | Check fuel levels and oil quality. |
| Uneven cut | Blade issues | Sharpen or replace blades as needed. |
| Excessive vibration | Loose parts | Tighten all screws and bolts. |
| Engine overheating | Blocked air filter | Clean or replace the air filter. |
Service: For further assistance, contact MTD customer service.
MTD 673 Lawn Mower Manual © - All Rights Reserved 2026