Yard-Man Lawn 979T Mower Manual

The Yard-Man Lawn 979T is a reliable and efficient lawn mower designed for residential use. It features a powerful engine, adjustable cutting heights, and a durable build to ensure a well-manicured lawn. 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 Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: 21-inch cutting deck, adjustable height settings, easy-start engine, ergonomic handle, and rear bagger.

Feature	Description
Cutting Deck	21-inch wide for efficient mowing
Height Adjustment	6 different height settings for customized cutting
Engine	Powerful 179cc engine for reliable performance
Ergonomic Handle	Comfortable grip for ease of use
Rear Bagger	Collects grass clippings for a clean finish

Installation

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

Attach the handle: Align and secure with provided bolts.
Install the cutting deck: Ensure it is properly connected to the engine.
Check oil levels: Fill with recommended oil before starting.
Fill with fuel: Use unleaded gasoline as specified.

WARNING! Ensure all parts are securely fastened before operation.

First-Time Setup

Power on the mower; follow the initial setup instructions.

Check oil and fuel levels before starting.
Adjust cutting height based on grass length.
Ensure safety features are functional.
Perform a test run in a small area.

CAUTION! Always wear appropriate safety gear when operating.

Specifications

Cutting Width: 21 inches.
Engine: 179cc 4-stroke.
Weight: 70 lbs.
Fuel Capacity: 1.5 quarts.
Height Adjustment: 1 to 4 inches.
Drive Type: Push mower.
Warranty: 2 years limited.

Controls and Settings

Access controls via the handle: throttle control, safety switch, and height adjustment lever.

Throttle Control: Adjusts engine speed for different mowing conditions.

Safety Switch: Must be engaged for the mower to operate.

Connecting Devices

Ensure all connections are secure before starting the mower.

Check fuel and oil connections.
Ensure the cutting deck is properly attached.
Verify that the safety features are operational.

Tip: Always perform a pre-operation check before mowing.

Operating the Mower

Follow these steps to operate the mower effectively.

Start the engine: Engage the throttle and pull the starter cord.
Begin mowing: Push the mower forward, adjusting speed as necessary.
Adjust cutting height as needed during operation.
Stop the mower: Release the safety switch to turn off the engine.

WARNING! Keep hands and feet away from the cutting deck while operating.

Maintenance Features

Regular maintenance is essential for optimal performance.

Check oil levels regularly and change as needed.
Clean the cutting deck after each use.
Inspect and replace the air filter annually.
Sharpen blades at least once a season.

Care & Cleaning

Unplug and ensure the mower is off before cleaning.

CAUTION! Do not use water directly on the mower; clean with a dry cloth.

Regulatory Information

This mower complies with all safety and environmental regulations. For support, visit www.yard-man.com or contact customer service.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	No fuel or oil	Check and refill fuel and oil levels.
Uneven cut	Blades dull	Sharpen or replace blades.
Mower vibrates excessively	Loose parts	Tighten all bolts and screws.
Grass clippings not bagging	Clogged chute	Clear any obstructions in the chute.

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

Service: For assistance, contact customer service at 1-800-555-0199.