Troy-Bilt TB27 BC User Manual

769-21230 / 00 04/19
TB27 BC
2-Cycle Brushcutter / Trimmer
Operator’s Manual
IMPORTANT: Read this manual thoroughly before using this product. Follow all instructions.
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Troy-Bilt TB27 BC Specifications

General

Brand	Troy-Bilt
Model	TB27 BC
Category	Trimmer
Language	English

Summary

Service and Support

Obtaining Service Information

Contact information and procedures for obtaining unit assistance and warranty service.

Safety Overview

Understanding Safety Symbols

Explanation of safety symbols (DANGER, WARNING, CAUTION, NOTE) and their meanings.

Important Safety Instructions

General Operating Precautions

Safety guidelines for operating the unit, emphasizing alertness and proper usage.

Fueling and Gas Safety Precautions

Precautions for safe handling of gasoline and fueling the unit, including flammability warnings.

Safe Operation Practices

Practices for safe operation, including wearing protective gear and proper unit handling.

Additional Safety Guidelines

General Safety Warnings

Safety warnings related to maintenance, safety devices, and storage procedures.

Trimmer and Brushcutter Specific Safety

Specific safety measures for operating the unit as a trimmer or brushcutter.

Safety and International Symbols

Symbol Meanings Explained

Detailed explanation of various safety symbols and pictographs found on the unit.

Unit Overview and Specifications

Unit Applications and Assembly Tools

Description of unit applications and listing of required assembly tools.

Technical Specifications

Key technical specifications of the unit, including engine type, dimensions, and weight.

Assembly Procedures

Installing and Removing Attachments

Steps for installing and removing optional attachments using the unit's coupler system.

Handle Installation and Adjustment

Installing and Adjusting the Unit Handle

Procedures for installing and adjusting the unit's handle for proper ergonomics.

Shoulder Strap Assembly and Use

Assembling and Using the Shoulder Strap

Instructions for assembling and adjusting the shoulder strap for comfortable unit operation.

Unit Conversion: Brushcutter to Trimmer

Removing Blade and Installing Cutting Head

Steps to convert the unit from a brushcutter to a trimmer by changing the cutting head.

Unit Conversion: Trimmer to Brushcutter

Removing Cutting Head and Installing Blade

Steps to convert the unit from trimmer to brushcutter by installing the blade.

Cutting Head Shield Procedures

Installing and Removing the Cutting Head Shield

Procedures for installing and removing the cutting head shield for operational safety.

Fueling and Oil Mixing Instructions

Fueling the Unit Safely

Safe guidance for filling the fuel tank with the correct fuel and oil mixture.

Proper Fuel and Oil Mixing Ratio

Detailed instructions for achieving the correct 40:1 fuel and oil mixing ratio.

Starting and Stopping the Unit

Starting the Engine

Step-by-step guide for starting the engine using primer, choke, and starter rope.

Stopping the Engine

Instructions for safely stopping the unit's engine.

Operating the Unit

Proper Unit Holding and Stance

Guidance on correct unit holding and stance for safe and effective operation.

Brushcutter Operation Best Practices

Best practices for operating the unit as a brushcutter, including cutting techniques.

Trimming Line and Operation Tips

Adjusting Trimming Line Length

Instructions for extending the trimmer line using the bump head feature.

Trimmer Operation Best Practices

Best practices for operating the unit as a trimmer, including cutting and decorative trimming.

Edging Procedures

Rotating Trimmer Attachment for Edging

Steps to rotate the trimmer attachment to the 90° edging position.

Maintaining Trimming Line During Edging

Tips for managing trimming line wear when performing edging tasks.

Maintenance Schedule and Line Replacement

Maintenance Schedule Overview

Overview of the maintenance schedule, detailing required tasks and frequencies.

Removing and Winding Trimming Line

Detailed steps for removing old and winding new trimmer line onto the inner reel.

Trimming Line Winding and Installation

Winding Single and Split Trimming Line

Instructions for winding single or split trimming line onto the inner reel correctly.

Installing the Inner Reel

Steps for reassembling the cutting head with the inner reel and new trimmer line.

Blade and Air Filter Maintenance

Maintaining the Blade

Guidance on blade care, including flipping for a second edge and replacement when dull.

Cleaning and Oiling the Air Filter

Instructions for cleaning and oiling the air filter to ensure optimal engine performance.

Engine Adjustment and Spark Plug Maintenance

Adjusting the Idle Speed

Procedure for adjusting the engine's idle speed for smooth operation.

Maintaining the Spark Plug

Steps for inspecting, cleaning, and replacing the spark plug for engine maintenance.

Cleaning and Storage Guidelines

Cleaning the Unit Exterior and Blade

Instructions for cleaning the unit's exterior and the brushcutter blade.

Storing the Unit Safely

Guidelines for safely storing the unit for short-term and long-term periods.

Preparing Unit After Long-Term Storage

Steps to prepare the unit for use after a period of long-term storage.

Troubleshooting Common Issues

Engine Starting Problems

Solutions for common problems encountered when the engine fails to start.

Engine Performance Problems

Troubleshooting for engine performance issues like poor idling, acceleration, or stalling.

Cutting Head and Line Problems

Solutions for problems related to the cutting head and trimmer line advance.

Manufacturer's Limited Warranty

Warranty Coverage and Obtaining Service

Information on warranty coverage, period, exclusions, and procedures for obtaining service.