Welcome to the Black and Decker String Trimmer Manual! This guide provides essential information for safe and effective use of your LST136 or LST300 model. Designed for residential trimming, these models feature an automatic feed spool and PowerDrive transmission for optimal performance. Read this manual carefully to ensure proper operation, maintenance, and troubleshooting. Discover how to maximize efficiency while adhering to safety guidelines and environmental considerations for a superior trimming experience.

1.1 Importance of Reading the Manual

Reading the Black and Decker string trimmer manual is crucial for safety and optimal performance. It provides essential guidance on proper assembly, operation, and maintenance. Understanding the manual ensures you use the trimmer correctly, avoid hazards, and prolong its lifespan. Failure to follow instructions may void the warranty or cause accidents. Always refer to the manual before troubleshooting or making adjustments. Save it for future reference to ensure continued safe and effective use of your trimmer.

1.2 Key Features of the Black and Decker String Trimmer

The Black and Decker string trimmer offers a range of innovative features for efficient trimming. It includes an automatic feed spool that ensures continuous operation without manual adjustments. The PowerDrive transmission delivers increased torque for tough cutting tasks. With a lightweight design and adjustable handle, it enhances maneuverability. The 13-inch cutting swath allows for quick and precise trimming, making it ideal for residential use. These features combine to provide a superior trimming experience with minimal effort.

Safety Precautions and Warnings

The Black and Decker string trimmer is lightweight and ergonomically designed for comfort. It features an adjustable handle for customized fit and a 13-inch cutting swath for efficient trimming. The trimmer is powered by a 20V MAX lithium-ion battery, providing ample power without emissions. These features ensure ease of use, environmental friendliness, and reliable performance, making it an excellent choice for residential trimming needs. Its durability and innovative design enhance overall user experience. Always follow safety guidelines for optimal results. The trimmer’s compact design allows for easy storage and transport, further adding to its convenience. Regular maintenance, as outlined in this manual, will extend the product’s lifespan and ensure consistent performance. By adhering to the guidelines and utilizing the trimmer’s features effectively, users can achieve professional-grade results with minimal effort. This trimmer is a versatile tool designed to meet various trimming demands while maintaining user safety and satisfaction. Its advanced technology and user-friendly interface make it a standout product in its category.

2.1 General Safety Guidelines

Always wear eye protection and ensure the guard is attached. Avoid using the trimmer in wet or damp conditions. Keep children and pets away. Disconnect the trimmer when not in use, during line replacement, or before cleaning. Ensure the switch is off before connecting the battery. Prevent unintentional starting by keeping the trigger locked. Use only recommended 0.065-inch diameter line to avoid performance issues. Follow all safety symbols and guidelines to prevent accidents and ensure safe operation.

2.2 Warning Symbols and Their Meanings

Understanding warning symbols is crucial for safe operation. DANGER indicates imminent hazards causing death or serious injury. WARNING signals potential harm or damage. CAUTION highlights less severe risks. Symbols may include fire hazards, electrical risks, or moving parts. Always interpret these symbols to prevent accidents. Failure to comply can result in injury or equipment damage. These warnings are essential for maintaining safety and ensuring proper use of your Black and Decker string trimmer.

2.3 Operating in Safe Environmental Conditions

Never use the trimmer in wet or damp conditions, as this poses a risk of electrical shock. Avoid operating in rain or humid environments. Ensure the area is dry and clear of debris. Do not use the trimmer near open flames or sparks, as this could ignite debris. Maintain a safe distance from flammable materials. Store the trimmer in a dry, cool place to prevent damage. Always follow these guidelines to ensure safe and effective operation of your Black and Decker string trimmer.

Assembly and Initial Setup

Begin by unpacking and inventorying all components. Attach the handle and adjust its height for comfort. Charge the battery fully before first use for optimal performance.

3.1 Unpacking and Inventory

Begin by carefully unpacking your Black and Decker string trimmer. Ensure all components, including the trimmer, handle, battery, charger, and manual, are included. Inspect for damage. Familiarize yourself with key features like the automatic feed spool and PowerDrive transmission. Verify the battery is correctly matched to your model. Before assembly, read the manual thoroughly to understand proper setup and safety guidelines. This step ensures a smooth and safe initial setup process.

3.2 Attaching the Handle and Adjusting Height

To attach the handle, press the buttons on both sides of the upper housing and align the handle as shown in the manual. Adjust the height to fit your comfort by moving the handle up or down. Ensure the handle is securely locked in place. For optimal balance, position the trimmer so the cutting head is level. This adjustment ensures comfortable operation and precise control. Always refer to the manual for specific model instructions, like the LST136 or LST300.

3.3 Charging the Battery for the First Time

Charge the battery for 9 hours before first use, using the provided charger. Place the charger in a dry, secure location. Avoid charging in damp conditions to prevent hazards. Use only Black and Decker chargers for safety. Check the LED indicator; a steady light means the battery is fully charged. For models like the LST136 and LST300, follow these steps for optimal performance.

Operating the Trimmer

Ensure the lock-out button is pulled back to start. Use the automatic feed spool for continuous operation without manual adjustments. Maintain a steady grip for control.

4.1 Starting and Stopping the Trimmer

To start the trimmer, pull back the lock-out button and fully depress the variable speed trigger. The trimmer will begin operating at the selected speed. To stop, release the trigger and allow the cutting head to stop completely. Always disconnect the battery when not in use or before performing maintenance. Ensure the trimmer is turned off and the battery is removed for safety.

4.2 Using the Automatic Feed Spool

The automatic feed spool ensures continuous operation without manual adjustments. To maintain optimal performance, use only 0.065-inch diameter line and avoid bumping the head on the ground. Replace the spool with Black and Decker model AF-100 for best results. Hand-wound spools from bulk line may tangle frequently, so factory-wound spools are recommended. Ensure the line does not protrude more than 4-13/16 inches for efficient cutting.

4.3 Adjusting the Trimmer for Optimal Performance

For optimal performance, adjust the handle height to your comfort and ensure the spool housing rotates freely. Clean the housing if necessary. Set the cutting line to the recommended length of 4-13/16 inches. Fully charge the battery before use and ensure the line diameter is 0.065 inches. Proper adjustments ensure efficient trimming and prevent damage. Regularly check and maintain these settings for consistent results.

Maintenance and Care

Regularly inspect the spool and cutting line for wear. Clean the trimmer head and ensure the line is properly tensioned. Store the trimmer in a dry place, and always use the recommended 0.065-inch diameter line for optimal performance. Proper maintenance ensures longevity and efficient operation of your Black and Decker string trimmer.

5.1 Replacing the Trimmer Line

To replace the trimmer line, start by removing the battery from the trimmer. Next, press the tabs on the spool cap and remove it. Pull out the empty spool and discard it. Cut a 10-foot section of 0.065-inch diameter line. Wind the line clockwise around the spool, leaving about 6 inches exposed. Reattach the spool to the housing, ensuring it clicks into place. Replace the spool cap and reinsert the battery. Always use the recommended line size for optimal performance.

5.2 Cleaning and Storing the Trimmer

Clean the trimmer regularly to maintain performance. Remove the battery and wipe the tool with a dry cloth. Inspect and clean the spool housing and cutting line for debris. Store the trimmer in a dry place, away from direct sunlight. Keep the battery separate and avoid extreme temperatures. Proper storage ensures longevity and prevents damage. Always refer to the manual for detailed cleaning and storage instructions to keep your trimmer in optimal condition.

5.3 Battery Maintenance and Charging Tips

Charge the battery on a dry, stable surface using the provided charger. Avoid overcharging, as it may reduce battery life. Store batteries in a cool, dry place, away from metal objects. Recharge discharged batteries promptly to prevent deep discharge. Clean battery terminals regularly with a soft cloth. Follow these tips to ensure optimal performance and extend the lifespan of your Black and Decker trimmer’s battery.

Troubleshooting Common Issues

Address common problems like the trimmer not turning on or running slowly. Check battery connections, ensure proper line size, and clean the spool housing for smooth operation.

6.1 Trimmer Not Turning On

If your Black and Decker string trimmer won’t turn on, ensure the lock-out button is fully pressed and the battery is properly charged. Check for loose connections and verify the battery pack is fully inserted. Ensure the power button is functioning correctly. If issues persist, consult the troubleshooting section or contact customer support for assistance. Always refer to the manual for detailed diagnostic steps to resolve the issue effectively.

6;2 Trimmer Running Slowly

If the trimmer is running slowly, ensure the battery is fully charged and the charger is functioning properly. Check the spool housing for obstructions and clean it if necessary. Verify the cutting line length does not exceed 4-13/16 inches. Fully depress the variable speed trigger to maximize power. If issues persist, refer to the troubleshooting section for further guidance or contact Black and Decker support for assistance. Proper maintenance and adjustments can restore optimal performance.

6.3 Issues with the Automatic Feed Spool

If the automatic feed spool malfunctions, check for tangled or obstructed lines. Ensure the spool is properly seated and aligned. Avoid manual winding, as it can cause tangles and damage. Use only 0.065-inch diameter line for optimal performance. If issues persist, replace the spool with a genuine Black and Decker AF-100 model. Regularly cleaning the spool housing and ensuring proper line length can prevent future problems. Contact customer support for further assistance if needed.

Accessories and Compatible Parts

For optimal performance, use genuine Black and Decker accessories. Compatible parts include AF-100 spools and LB series batteries. Ensure reliability and maintain your warranty with authentic replacements.

7.1 Recommended Replacement Parts

For your Black and Decker string trimmer, use genuine parts like the AF-100 spool and compatible LB series batteries. These ensure optimal performance and maintain warranty validity. Avoid manual winding of bulk line, as it may tangle and reduce efficiency; Always opt for factory-wound spools for reliable operation. Genuine accessories guarantee safety, durability, and compatibility with your trimmer model.

7.2 Using Bulk Line and Manual Winding Precautions

Using bulk line may lead to tangles and reduced performance. Manual winding is not recommended as it can cause damage or operational issues. If using bulk line, secure it firmly in the spool housing to prevent tangling; Avoid overfilling the spool, as this can impede rotation and efficiency. For best results, use the Black and Decker AF-100 spool, designed specifically for seamless operation and longevity of your trimmer.

Environmental Considerations

Properly dispose of batteries and parts to minimize environmental impact. Use eco-friendly practices and follow guidelines for responsible trimming to reduce waste and protect the environment effectively.

8.1 Proper Disposal of Batteries and Parts

Always dispose of batteries and trimmer parts responsibly to protect the environment. Nickel-cadmium batteries must be returned to authorized recycling centers to prevent hazardous waste. Other components should be disposed of according to local regulations, avoiding mixing with regular household waste. Proper disposal ensures harmful materials are safely managed, reducing environmental impact. Check local guidelines for detailed instructions on eco-friendly disposal methods.

8.2 Using the Trimmer in Eco-Friendly Ways

Optimize eco-friendly trimming by minimizing battery usage and avoiding over-trimming. Use the automatic feed spool efficiently to reduce line waste. Maintain your trimmer regularly to ensure optimal performance, lowering energy consumption. Consider using bulk line and manual winding for extended life. Always follow proper disposal methods for batteries and parts to minimize environmental impact. By adhering to these practices, you contribute to sustainable gardening and reduce your carbon footprint effectively.

Warranty and Customer Support

Your Black and Decker string trimmer is backed by a comprehensive warranty. Visit http://www.blackanddecker.com for detailed warranty policies. For questions, call toll-free at 1-800-544-6986 or visit http://www.blackanddecker.com/instantanswers. Ensure repairs are done by authorized service centers for genuine parts and warranty compliance, promoting sustainability and safety.

9.1 Understanding the Warranty Policy

Your Black and Decker string trimmer is covered by a comprehensive warranty ensuring protection against defects in materials and workmanship. The warranty period varies by product and region, with details provided on the official website. Proper registration and adherence to usage guidelines are essential for warranty validity. Note that normal wear, misuse, or unauthorized repairs may void coverage. For specific terms, visit http://www.blackanddecker.com or contact customer support.

9.2 Contacting Black and Decker Customer Service

For inquiries or assistance with your Black and Decker string trimmer, contact customer service toll-free at 1-800-544-6986 (Monday ⎯ Friday, 8 a.m. to 5 p.m. EST). Visit http://www.blackanddecker.com/instantanswers for troubleshooting, manuals, and product support. Representatives are ready to address concerns, provide repair options, and guide you through warranty claims. Ensure to have your product’s catalog number handy for efficient service.

Mastering your Black and Decker string trimmer’s operation ensures safe, efficient trimming. Regular maintenance and proper care extend its lifespan and performance. Always follow eco-friendly practices and guidelines for optimal results.

10.1 Final Tips for Safe and Effective Use

Always wear eye protection and ensure the guard is attached. Regularly inspect the trimmer and cutting line for damage. Use only 0.065-inch diameter line for optimal performance. Avoid trimming in wet conditions and store the tool in a dry place. Follow eco-friendly practices and dispose of batteries responsibly. For longevity, charge the battery correctly and avoid overcharging. Refer to the manual for troubleshooting and maintenance tips to keep your trimmer in peak condition.