MTD 138-385A Lawn Mower Manual

The MTD 138-385A is a reliable lawn mower designed for efficient grass cutting and maintenance. This manual provides essential information on safety, features, operation, maintenance, and troubleshooting to ensure optimal performance 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

The MTD 138-385A lawn mower includes key features such as a powerful engine, adjustable cutting height, and a durable steel deck for long-lasting performance.

FeatureDescription
EnginePowerful 138cc engine for efficient cutting
Cutting Height AdjustmentEasy adjustment for various grass lengths
Steel DeckDurable construction for longevity
Grass BagLarge capacity for easy grass collection
WheelsEasy maneuverability with robust wheels

Safety Information

Always follow safety precautions when operating the lawn mower. Wear appropriate clothing, keep bystanders away, and ensure the mower is in good working condition before use.

Operation Instructions

To operate the MTD 138-385A, follow these steps:

  1. Check fuel and oil levels.
  2. Adjust the cutting height as needed.
  3. Start the engine using the recoil starter.
  4. Begin mowing in a straight line for an even cut.

Note: Always turn off the mower and disconnect the spark plug before performing maintenance.

Specifications

Maintenance

Regular maintenance is essential for optimal performance. This includes checking oil levels, cleaning the air filter, and sharpening the blades.

Troubleshooting

SymptomPossible CauseCorrective Action
Engine won't startNo fuel or oilCheck and refill fuel and oil.
Uneven cutBlades dullSharpen or replace blades.
Excessive vibrationLoose partsTighten all screws and bolts.
Grass clippings not baggingClogged chuteClear any debris from the chute.

For further assistance: Contact MTD customer service.

MTD 138-385A Lawn Mower Manual © - All Rights Reserved 2026