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DeWalt DC840

DeWalt DC840
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DC820, DC822, DC830, DC840 1/2" (13 mm) Cordless Impact Wrench
DC825, DC827, DC835, DC845, DC855, DCF826 1/4" (6.35 mm) Cordless Impact Driver
DC823, DC833, DC841 3/8" (9.5 mm) Cordless Impact Wrench / DC821, DW059, DW059H 18 V 1/2" (13 mm) Cordless Impact Wrench
Clé à chocs sans fil DC820, DC822, DC830, DC840 13 mm (1/2 po) / Mandrin à chocs sans fil DC825, DC827, DC835, DC845, DC855, DCF826
6,35 mm (1/4 po) / Clé à chocs sans fil DC823, DC833, DC841 9,5 mm (3/8 po) / Clé à chocs sans fil DC821, DW059, DW059H 18 V 13 mm (1/2 po)
Llave de impacto inalámbrica DC820, DC822, DC830, DC840 de 13 mm (1/2") / Destornillador de impacto inalámbrico DC825, DC827,
DC835, DC845, DC855, DCF826 de 6,35 mm (1/4") / Llave de impacto inalámbrica DC823, DC833, DC841 de 9,5 mm (3/8") /
Llave de impacto inalámbrica DC821, DW059, DW059H de 18 V y 13 mm (1/2")
INSTRUCTION MANUAL
GUIDE D’UTILISATION
MANUAL DE INSTRUCCIONES
INSTRUCTIVO DE OPERACIÓN, CENTROS DE SERVICIO Y PÓLIZA DE
GARANTÍA. ADVERTENCIA: LÉASE ESTE INSTRUCTIVO ANTES DE
USAR EL PRODUCTO.
If you have questions or comments, contact us.
Pour toute question ou tout commentaire, nous contacter.
Si tiene dudas o comentarios, contáctenos.
1-800-4-DEWALT • www.dewalt.com

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DeWalt DC840 Specifications

General IconGeneral
BrandDeWalt
ModelDC840
CategoryPower Tool
LanguageEnglish

Summary

General Safety Guidelines

Work Area and Electrical Safety

Precautions for safe work areas and electrical handling, including avoiding wet conditions and proper grounding.

Personal Safety Measures

Essential safety practices for the operator, such as staying alert, using PPE, and proper tool handling.

Power Tool and Battery Usage Safety

Safe operation and care guidelines for power tools and battery packs, including preventing unintended starts.

Battery Pack Safety Instructions

Specific Battery Type Safety

Safety guidelines for Nickel Cadmium, Nickel Metal Hydride, and Lithium Ion battery packs.

Battery Recycling Program (RBRC)

Information regarding the Rechargeable Battery Recycling Corporation program.

Battery Charger Safety Instructions

Charger Operation and Precautions

Critical safety measures for operating and maintaining battery chargers.

Extension Cord Selection Guidelines

Recommendations for choosing the correct size and type of extension cords.

Charging Procedures and Battery Management

Automatic Tune-Up Mode Operation

Procedure for using the automatic mode to balance battery cells for optimal performance.

Charger Indicators and Charging Process

Understanding charger indicator lights and the steps involved in charging.

Optimal Charging and Storage Conditions

Notes on ideal temperature and conditions for charging and storing battery packs.

Tool Components and Intended Use

Component Identification

Identification of key parts and features of the impact wrench/driver.

Intended Application and Limitations

The tool's designed purpose, applications, and operational restrictions.

Belt Hook Attachment and Use

Instructions for attaching and properly using the optional belt hook.

Tool Operation and Controls

Battery Pack Installation and Removal

Step-by-step guide for inserting and removing the battery pack.

Switch and Trigger Operation

Using the rocker switch, variable speed trigger, and control button for operation.

ForwardReverse Control Button Function

How to use the control button for direction selection and locking the tool.

Worklight Functionality

Information on the integrated worklight and its activation.

Accessories and Anvil Systems

Quick-Release Chuck Usage

How to install and remove accessories using the 1/4" hex quick-release chuck.

Anvil Types and Accessory Retention

Details on detent pin and hog ring anvils for securing accessories.

Usage, Maintenance, and Cleaning

Impact Tool Torque Specifications

Table of output torque for various models and factors affecting fastening torque.

Tool and Charger Maintenance

Guidelines for cleaning and maintaining the power tool and its charger.

Product Support and Warranty

Accessory and Repair Information

Details on recommended accessories and authorized repair services.

Product Registration and Guarantees

Benefits of product registration and information on guarantees.

Limited Warranty Coverage Details

Overview of the DEWALT three-year limited warranty and free service periods.

DEWALT Battery and Charger Systems

Battery and Charger Compatibility Chart

Chart detailing compatibility between DEWALT batteries and chargers with charge times.

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