MTD 135-390A Lawn Mower Manual

The MTD 135-390A is a reliable lawn mower designed for residential use, featuring a powerful engine, adjustable cutting heights, and a durable build. This manual provides essential information regarding 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 features include a 21-inch cutting deck, 6 adjustable cutting heights, and a powerful 140cc engine for efficient grass cutting.

FeatureDescription
Cutting Deck21 inches wide for efficient mowing
Engine140cc engine for reliable performance
Cutting Heights6 adjustable heights for customized cutting
Grass BagLarge capacity grass bag for easy collection
WheelsDurable wheels for smooth maneuverability

Safety Information

Always wear appropriate safety gear when operating the mower. Keep bystanders away from the mowing area and ensure the mower is in good working condition before use.

Operation Instructions

To operate the MTD 135-390A, follow these steps:

  1. Check oil and fuel levels before starting.
  2. Adjust the cutting height as needed.
  3. Start the engine and allow it to warm up.
  4. Begin mowing, ensuring to overlap each pass for an even cut.

WARNING! Do not operate on wet grass to avoid slipping.

Specifications

Maintenance

Regular maintenance is crucial for optimal performance. Change the oil every 25 hours of operation, clean the air filter, and sharpen the blades as needed.

Troubleshooting

SymptomPossible CauseCorrective Action
Engine won't startFuel or oil issuesCheck fuel level and oil quality; refill if necessary.
Uneven cutWorn bladesSharpen or replace blades as needed.
Excessive vibrationLoose partsTighten all screws and bolts.
Grass clippings not baggingClogged chuteClear any debris from the chute.

Service: For further assistance, contact MTD customer service.

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