Black & Decker 477435-02-PDF1, HT420 instruction manual Intended use, Safety instructions

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Intended use

Your Black & Decker hedgetrimmer has been designed for trimming hedges, shrubs and brambles. This tool is intended for consumer use only.

Safety instructions

Warning! When using mains-powered tools, basic safety precautions, including the following, should always be followed to reduce the risk of fire, electric shock, personal injury and material damage.

Read all of this manual carefully before operating the tool.

Retain this manual for future reference.

Remove the plug from the socket before carrying out any adjustment, servicing or maintenance.

Keep work area clean

Cluttered areas and benches can cause accidents.

Consider work area environment

Do not expose the tool to rain. Do not use the tool in damp or wet conditions. Keep the work area well lit. Do not use the tool where there is a risk of causing fire or explosion, e.g. in the presence of flammable liquids and gases.

Keep children away

Do not allow children, visitors or animals to come near the work area or to touch the tool or mains cable.

Dress properly

Do not wear loose clothing or jewellery, as these can be caught in moving parts. Preferably wear rubber gloves and non-slip footwear when working outdoors. Wear protective hair covering to keep long hair out of the way.

Personal protection

Always use safety glasses. Use a face or dust mask whenever the operations may produce dust or flying particles.

Hearing protection should be worn.

Guard against electric shock

Prevent body contact with earthed or grounded surfaces

(e.g. pipes, radiators, cookers and refrigerators). Electric safety can be further improved by using a high-sensitivity

(30 mA / 30 mS) residual current device (RCD).

Do not overreach

Keep proper footing and balance at all times.

Stay alert

Watch what you are doing. Use common sense. Do not operate the tool when you are tired.

Secure workpiece

Use clamps or a vice to hold the workpiece. It is safer and it frees both hands to operate the tool.

Connect dust extraction equipment

If devices are provided for the connection of dust extraction and collection facilities, ensure that these are connected and properly used.

ENGLISH

Remove adjusting keys and wrenches

Always check that adjusting keys and wrenches are removed from the tool before operating the tool.

Extension cables

Before use, inspect the extension cable and replace if damaged. When using the tool outdoors, only use extension cables intended for outdoor use. Up to 30 m of Black & Decker extension cable can be used without loss of power.

Use appropriate tool

The intended use is described in this instruction manual. Do not force small tools or attachments to do the job of a heavy-duty tool. The tool will do the job better and safer at the rate for which it was intended. Do not force the tool. Do not use the tool for purposes not intended, for example, do not use a circular saw to cut tree limbs or logs.

Warning! The use of any accessory or attachment or performance of any operation with this tool other than those recommended in this instruction manual may present a risk of personal injury.

Check for damaged parts

Before use, carefully check the tool and mains cable for damage. Check for misalignment and seizure of moving parts, breakage of parts, damage to guards and switches and any other conditions that may affect its operation. Ensure that the tool will operate properly and perform its intended function. Do not use the tool if any part is damaged or defective. Do not use the tool if the switch does not turn it on and off. Have any damaged or defective parts repaired or replaced by an authorised repair agent. Never attempt any repairs yourself.

Unplug the tool

Unplug the tool when it is not in use, before changing any parts of the tool, accessories or attachments and before servicing.

Avoid unintentional starting

Do not carry the tool with a finger on the on/off switch. Be sure that the tool is switched off when plugging in.

Do not abuse cord

Never carry the tool by its cord or pull it to disconnect from the socket. Keep the cord away from heat, oil and sharp edges.

Store idle tools

When not in use, tools should be stored in a dry, locked up or high place, out of reach of children.

Maintain tools with care

Keep cutting tools sharp and clean for better and safer performance. Follow the instructions for maintenance and changing accessories. Keep handles and switches dry, clean and free from oil and grease.

Repairs

This tool complies with relevant safety requirements. Repairs should only be carried out by qualified persons using original spare parts; otherwise this may result in considerable danger to the user.

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Contents REV 0 Version Title Manual HT Series Page Intended use Safety instructionsFeatures AssemblyUse Maintenance TroubleshootingProtecting the environment Voltage Technical data HT420 HT500120-220 Power input 400 420 900 Blade length Blade gap Blade brake time WeightInstrucciones de seguridad FinalidadMontaje CaracterísticasEncendido y apagado UsoMantenimiento Montaje de la protección fig. aHT420 HT500 Solución de problemasProtección del medio ambiente Retirada de la protección fig. aEspañol Hecho en China Made in China

477435-02-PDF1, HT420 specifications

The Black & Decker HT420 is a reliable and efficient hedge trimmer that caters to both amateur gardeners and seasoned landscaping professionals. Its design integrates power and precision, making gardening tasks manageable with minimal effort. The HT420 is particularly favored for its lightweight build, allowing users to maneuver it effortlessly during prolonged trimming sessions.

One of its standout features is the powerful 3.0 amp motor that delivers robust performance while cutting through branches and hedges. This motor is designed to provide ample power without being overly cumbersome, which is a significant advantage when tackling tougher jobs. This hedge trimmer can easily handle branches up to 3/4 inch thick, making it suitable for various types of hedges and shrubs.

The HT420 is equipped with dual-action blades, which not only enhance performance but also reduce vibration during operation. This dual-action system results in less fatigue for the user, making it an ideal choice for larger jobs. These hardened steel blades are designed to remain sharp for longer durations, ensuring clean cuts that promote healthy plant growth.

Safety is prioritized in the Black & Decker HT420 with features that promote user protection. It includes a two-handed safety switch that ensures the trimmer cannot be operated with one hand, thus minimizing the risk of accidents. Furthermore, the ergonomic handle design contributes to comfortable operation, facilitating better control during use.

In terms of technology, this hedge trimmer boasts a corded electric design, meaning users never have to worry about battery life or fuel. The 24-inch cutting length allows for efficient trimming of larger areas in less time, making it perfect for residential and small commercial landscaping projects. The corded nature also provides consistent power, eliminating the limitations usually associated with cordless alternatives.

The Black & Decker HT420 is also designed for easy maintenance. The blades can be easily accessed for cleaning, and the overall construction allows for straightforward storage when the job is done. Lightweight yet powerful, this hedge trimmer is a fantastic addition to any gardening toolkit. Whether you are preparing your garden for spring or maintaining your landscape throughout the growing season, the HT420 is engineered to meet your needs with efficiency and reliability.