MTD 139-658-000 Lawn Mower Manual

The MTD 139-658-000 is a reliable lawn mower designed for efficient grass cutting and maintenance. It features a powerful engine, adjustable cutting heights, and a durable build to ensure longevity. 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, ergonomic handle, grass collection bag, and durable wheels.

Feature	Description
Powerful Engine	Ensures efficient grass cutting and performance.
Adjustable Cutting Height	Allows customization of grass length.
Grass Collection Bag	Collects grass clippings for a clean finish.
Ergonomic Handle	Provides comfort during operation.
Durable Wheels	Ensures smooth movement across various terrains.

Installation

Unpack and inspect contents. Assemble the mower according to the instructions.

Attach the handle: Align and secure with provided screws.
Install the grass collection bag: Ensure it is properly fitted.
Check oil and fuel levels before starting.
Plug in the mower if electric.

WARNING! Ensure all parts are securely attached before operation.

First-Time Setup

Power on the mower; follow the setup instructions.

Fill with fuel: Use the recommended fuel type.
Check oil level: Ensure it is within the recommended range.
Adjust cutting height: Set to desired level before mowing.
Test the mower: Start and ensure it operates smoothly.

CAUTION! Always check for obstacles before mowing.

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.
Oil Capacity: 0.5 quarts.
Warranty: 2 years limited warranty.

Controls and Settings

Access controls via the handle: throttle control, start/stop switch, and cutting height adjustment lever.

Throttle Control: Adjusts engine speed for optimal performance.

Start/Stop Switch: Powers the mower on and off.

Cutting Height Adjustment: Allows for easy changes to grass length.

Connecting Devices

For electric models, ensure proper connection to a power source.

Turn off the mower before connecting.
Use a grounded extension cord if necessary.
Ensure the power source is compatible with the mower.

Tip: Always check the cord for damage before use.

Operating the Mower

Follow these steps for safe and efficient operation.

Start the mower: Engage the throttle and press the start button.
Mow in straight lines: Overlap each pass for even cutting.
Adjust speed as needed: Use throttle control for different terrains.
Stop the mower: Release the throttle to turn off the engine.

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

Maintenance

Regular maintenance ensures optimal performance.

Check oil levels regularly and change as needed.
Clean the mower after each use to prevent grass buildup.
Inspect blades for sharpness and replace if dull.
Store in a dry place during off-season.

CAUTION! Always disconnect the spark plug before maintenance.

Safety Information

Read all safety instructions before operating the mower.

Wear appropriate footwear and eye protection.
Keep children and pets away from the mowing area.
Do not operate in adverse weather conditions.
Ensure all guards and shields are in place before use.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Mower won't start	No fuel or battery issue	Check fuel levels or recharge battery.
Uneven cutting	Dull blades or uneven height	Sharpen blades and adjust height settings.
Excessive vibration	Loose parts or damaged blades	Tighten screws and inspect blades for damage.
Grass clippings not collected	Clogged bag or improper installation	Clear bag and ensure proper fit.

Reset: Refer to the manual for reset instructions if available.

Service: Contact customer support for further assistance.