Troy-Bilt TB120 Lawn Mower Manual

The Troy-Bilt TB120 is a reliable and efficient lawn mower designed for homeowners who want to maintain their lawns with ease. This 21-inch push mower features a powerful 159cc engine, adjustable cutting heights, and a lightweight design for easy maneuverability. Below are key sections for safety, features, installation, operation, maintenance, 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: 21-inch cutting deck, adjustable height settings, 159cc engine, lightweight design, and easy-start system.

Feature	Description
21-inch cutting deck	Wide cutting path for efficient mowing
Adjustable height settings	Allows for customized cutting heights
159cc engine	Powerful engine for reliable performance
Lightweight design	Easy to maneuver and transport
Easy-start system	Quick and hassle-free starting

Installation

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

Attach the handle: Align and secure the handle to the mower body.
Check oil level: Ensure the engine oil is at the recommended level.
Fill with fuel: Use fresh gasoline to fill the tank.
Inspect blades: Ensure blades are sharp and properly attached.

WARNING! Always wear safety gear when handling the mower.

First-Time Setup

Prepare the mower for operation by following these steps.

Check fuel and oil levels before starting.
Adjust the cutting height to your desired level.
Ensure all safety features are functioning.
Start the mower following the starting instructions.

CAUTION! Ensure the area is clear of obstacles before mowing.

Specifications

Engine: 159cc OHV engine.
Cutting Width: 21 inches.
Cutting Heights: 1.25 to 3.75 inches (6 positions).
Weight: Approximately 60 lbs.
Fuel Capacity: 0.8 gallons.
Deck Material: Steel.
Start Type: Pull start.

Controls and Settings

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

Controls: Throttle control, height adjustment lever, and safety switch.

Ensure to read the manual for detailed instructions on each control.

Connecting Devices

This section is not applicable for lawn mowers.

Operating the Mower

Follow these steps to operate the mower safely and effectively.

Start the mower: Pull the starter cord firmly.
Adjust speed: Use the throttle control to set the desired speed.
Mow in straight lines: Overlap each pass for even cutting.
Turn off the mower: Release the throttle and allow the engine to idle before shutting off.

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

Maintenance

Regular maintenance is essential for optimal performance.

Check oil level regularly and change as needed.
Sharpen blades at the beginning of each season.
Clean the mower deck after each use.
Inspect air filter and replace if dirty.

CAUTION! Always disconnect the spark plug before performing maintenance.

Safety Information

Read and understand all safety information before operating the mower.

Always wear appropriate safety gear.
Keep children and pets away from the mowing area.
Do not operate on wet grass.
Never bypass safety features.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Mower won't start	Fuel or oil issues	Check fuel level and oil; ensure proper mixture.
Uneven cutting	Blades dull	Sharpen or replace blades as necessary.
Excessive vibration	Loose parts	Inspect and tighten all loose components.
Engine overheating	Clogged air filter	Clean or replace air filter.

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

Service: Contact Troy-Bilt customer service for assistance.