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Troy-Bilt AST TB25CS User Manual

Troy-Bilt AST TB25CS
26 pages
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Operator's Manual
2 -Cycle Gasoline
Model TB75SS or
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
P/N 769-00734 (4/03)
PRINTED IN USA
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Troy-Bilt AST TB25CS Specifications

General IconGeneral
Engine Type2-Cycle
Engine Displacement25 cc
Weight10.5 lbs
Attachment CapableYes
Shaft TypeStraight
Cutting Width17 in
Line Diameter0.095 in
Start SystemSpringAssist
Handle TypeLoop

Summary

Introduction

Service Information

Details on servicing the unit within and after the warranty period by authorized dealers.

Product References, Illustrations and Specifications

Information, illustrations, and specifications based on the latest product data.

Spark Arrestor Note

Information regarding spark arrestor requirements for specific forest and brush-covered areas.

California Proposition 65 Warning

Warning about chemicals in engine exhaust known to cause cancer or reproductive harm.

Rules for Safe Operation

Important Safety Instructions

Essential safety guidelines to follow before and during unit operation.

Safety Warnings for Gas Units

Specific safety precautions related to gasoline and potential fire hazards.

Know Your Unit

Unit Applications

Outlines the primary uses of the trimmer, such as cutting grass and edging.

Unit Components Overview

Diagram and labels identifying key parts of the trimmer for user familiarity.

Assembly Instructions

Installing and Adjusting the D-Handle

Step-by-step guide for attaching and positioning the D-handle for optimal grip.

Installing the Cutting Attachment Shield

Instructions for securely fitting the cutting attachment shield for safety.

Oil and Fuel Information

Oil and Fuel Mixing Instructions

Crucial guidelines for correctly mixing 2-cycle oil with unleaded gasoline.

Using Blended Fuels

Precautions and recommendations when using blended gasoline fuels.

Using Fuel Additives

Guidance on using fuel additives to prevent corrosion and gum deposits.

Starting and Stopping Instructions

Starting the Trimmer

Detailed steps for safely starting the engine using the EZ-Start™ technology.

Stopping the Trimmer

Procedure for safely shutting down the trimmer engine.

Operating Instructions

Operating the EZ-Link™ System

Instructions for attaching and using optional accessories with the EZ-Link™ system.

Removing Cutting Attachments or Add-Ons

Procedure for safely detaching cutting attachments and accessories.

Installing Cutting Attachments or Add-Ons

Procedure for safely attaching cutting attachments and accessories.

Maintenance and Repair Instructions

Maintenance Schedule

Recommended maintenance tasks and their required frequencies for optimal performance.

Line Installation for SpeedSpool

Methods for installing new trimming line onto the SpeedSpool.

Winding the Inner Reel with New Line

Detailed steps for manually winding new trimming line onto the inner reel.

Air Filter Maintenance

Removing the Air Filter/Muffler Cover

Steps to remove the cover for accessing and servicing the air filter.

Cleaning the Air Filter

Procedure for cleaning and re-oiling the air filter to maintain engine performance.

Reinstalling the Air Filter/Muffler Cover

Instructions for correctly replacing the air filter and muffler cover.

Spark Arrestor Maintenance

Carburetor Adjustment

Check Fuel Mixture

Importance of checking the fuel mixture for proper engine performance.

Clean Air Filter

Guidance on cleaning the air filter as it affects air/fuel mixture and performance.

Adjust Idle Speed Screw

Instructions for adjusting the idle speed screw to ensure smooth idling.

Replacing the Spark Plug

Long Term Storage

Procedure for preparing the unit for extended storage to protect the engine.

Transporting

Safety recommendations and steps for transporting the trimmer.

Cleaning

Instructions for cleaning the exterior of the unit after use.

Storage

Guidelines for storing the unit safely and securely.

Troubleshooting

Engine Will Not Start

Common causes and actions for an engine that fails to start.

Engine Will Not Idle

Troubleshooting steps for an engine that does not idle properly.

Engine Will Not Accelerate

Causes and solutions for an engine that hesitates or fails to accelerate.

Engine Lacks Power or Stalls When Cutting

Diagnosing and resolving issues related to reduced engine power or stalling.

Specifications

Engine Specifications

Technical details of the engine type, displacement, RPM, and other parameters.

Drive Shaft & Cutting Attachment Specifications

Technical details of the drive shaft, cutting mechanism, and dimensions.

EPA Emission Control Warranty Statement

Owner's Warranty Responsibilities

Outlines the owner's duties regarding maintenance and warranty coverage.

Manufacturer's Warranty Coverage

Details the warranty period, coverage, and limitations provided by the manufacturer.

TB75SS Parts List - Engine Parts

Air Cleaner/Muffler Cover Assembly

Part number and description for the air cleaner and muffler cover assembly.

Air Cleaner Filter

Part number and description for the air cleaner filter element.

Carburetor Mounting Screw Assembly

Part number and description for the screws that mount the carburetor.

TB75SS Parts List - Boom and Trimmer Parts

Throttle Housing Assembly

Part number and description for the throttle housing assembly.

Throttle Trigger

Part number and description for the throttle trigger mechanism.

Throttle Trigger Spring

Part number and description for the spring used with the throttle trigger.

Throttle Cable Assembly

Part number and description for the throttle cable and its assembly.

TB25CS Parts List - Engine Parts

Air Cleaner/Muffler Cover Assembly

Part number and description for the air cleaner and muffler cover assembly.

Air Cleaner Filter

Part number and description for the air cleaner filter element.

Carburetor Mounting Screw

Part number and description for the screws that mount the carburetor.

TB25CS Parts List - Boom and Trimmer Parts

Throttle Housing and Trigger Assembly

Part number and description for the throttle housing and trigger assembly.

Throttle Trigger Spring

Part number and description for the spring used with the throttle trigger.

Throttle Trigger

Part number and description for the throttle trigger mechanism.

Throttle Cable Assembly

Part number and description for the throttle cable and its assembly.

Manufacturer's Limited Warranty

Warranty Coverage Details

Information on the duration and scope of the limited warranty for the product.

Obtaining Service

Instructions on how to get warranty service and locate authorized dealers.

Warranty Exclusions

Conditions and circumstances not covered by the manufacturer's limited warranty.

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