MTD 139-395A Lawn Mower Manual

The MTD 139-395A is a reliable lawn mower designed for efficient grass cutting and maintenance. It features a powerful engine, adjustable cutting heights, and a durable build, making it suitable for various lawn sizes. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Operating the Mower 8. Maintenance 9. Safety Information 10. Troubleshooting

Features at a Glance

Key components: Powerful engine, adjustable cutting height, easy-start mechanism, ergonomic handle, and durable wheels.

Feature	Description
Powerful Engine	Ensures efficient grass cutting and reliable performance.
Adjustable Cutting Height	Allows customization of grass length for optimal results.
Easy-Start Mechanism	Facilitates quick and hassle-free starting.
Ergonomic Handle	Provides comfort during operation and reduces fatigue.
Durable Wheels	Ensures smooth maneuverability across various terrains.

Installation

Unpack the mower and inspect all components. Ensure the mower is assembled correctly before use.

Attach the handle: Align and secure the handle to the mower body.
Check oil levels: Ensure the engine oil is filled to the recommended level.
Fill the fuel tank: Use fresh gasoline suitable for small engines.
Inspect the blade: Ensure the blade is sharp and properly attached.

WARNING! Always follow safety precautions when handling the mower.

First-Time Setup

Before operating the mower, ensure all settings are adjusted according to your lawn's needs.

Adjust cutting height: Set the desired height using the adjustment lever.
Check fuel and oil: Ensure both are at appropriate levels before starting.
Familiarize with controls: Review the mower's controls and features.

CAUTION! Read the manual thoroughly before first use.

Specifications

Engine Type: 139cc gas engine.
Cutting Width: 21 inches.
Cutting Heights: 1.5 to 4 inches (5 positions).
Weight: 60 lbs.
Fuel Capacity: 1.5 quarts.
Oil Capacity: 0.5 quarts.
Drive Type: Push mower.

Controls and Settings

Familiarize yourself with the mower's controls for optimal operation.

Controls: Throttle control, choke lever, and start/stop switch.

Settings: Adjust cutting height using the lever located near the wheels.

Connecting Devices

This section is not applicable for lawn mowers.

Operating the Mower

Follow these steps to operate the mower effectively.

Start the engine: Pull the starter cord firmly.
Adjust throttle: Set to the desired speed for mowing.
Begin mowing: Push the mower forward, guiding it along the lawn.
Turn off the engine: Use the stop switch when finished.

WARNING! Always wear appropriate safety gear while operating.

Maintenance

Regular maintenance ensures optimal performance and longevity of the mower.

Clean the mower after each use: Remove grass clippings and debris.
Check the blade: Sharpen or replace as needed.
Change oil regularly: Follow the recommended schedule in the manual.
Inspect air filter: Clean or replace as necessary.

Safety Information

Always prioritize safety when using the mower.

Wear protective eyewear and gloves.
Keep bystanders at a safe distance.
Do not operate in wet conditions.
Read the manual before use.

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	Sharpen or replace the blade; adjust cutting height.
Excessive vibration	Loose parts	Tighten all screws and bolts; check for damage.
Engine overheating	Oil level	Check and refill oil if necessary.

Reset: Refer to the manual for reset procedures if applicable.

Service: Contact MTD customer service for assistance.