User Manual for DEWALT 20V MAX* Lithium-Ion Battery

Quick guide from the manual

This document provides essential operating instructions for the DEWALT 20V MAX* Lithium-Ion Battery series. Key takeaways include:

• Compatibility: Designed for all DEWALT 20V MAX* cordless power tools. Not compatible with 12V series tools or chargers.
• Charging: Always use official DEWALT chargers. Fully charge before first use.
• Safety: Do not short-circuit terminals, expose to fire, or disassemble.
• Storage: Store in a cool, dry environment (10°C-25°C). Charge to 40%-60% for long-term storage.

Product Overview

The DEWALT 20V MAX* Lithium-Ion Battery is a high-performance power solution featuring advanced lithium-ion cell technology. It includes an intelligent electronic protection system to prevent overload, overheating, and deep discharge. Note that "20V MAX*" refers to the maximum initial voltage under no-load conditions, with a nominal working voltage of 18V.

Battery Installation and Removal

Installation: Align the battery with the guide rails of the tool's battery interface and push firmly until a "click" sound is heard to confirm it is locked.

Removal: Press the release button on the side of the battery and pull it outwards simultaneously. Do not pull forcefully.

Safety Tip: Ensure the tool switch is in the OFF position before installing or removing the battery to prevent accidental startup.

Power Level Check

Press the power check button on the top of the battery to view the remaining power via the LED indicators:

• 3 lights on: 80%-100% power remaining.
• 2 lights on: 40%-79% power remaining.
• 1 light on: 10%-39% power remaining.
• 1 light flashing: Less than 10% power remaining; charge immediately.

Charging Instructions

Preparation: Use only DEWALT specified chargers (e.g., DCB107, DCB112, DCB118). Ensure interfaces are clean and dry.

Steps:

1. Connect the charger to a power outlet.
2. Insert the battery into the charger slot. The indicator will flash to show charging has started.
3. Once complete, the indicator will turn solid. The battery can be removed or left in the charger, as it will switch to maintenance mode.

Safety Specifications

Prohibited Behaviors:

• Do not short-circuit positive and negative terminals.
• Do not throw into fire or expose to temperatures above 265°F (130°C).
• Do not disassemble, modify, or puncture the battery case.
• Do not mix DEWALT batteries of different capacities or models.

Maintenance and Care

• Storage: Charge to 40%-60% before long-term storage. Avoid storing fully charged or completely discharged.
• Cleaning: Regularly clean metal contacts with a dry, soft cloth.
• Usage: Avoid prolonged deep discharge; charge promptly after the tool shuts down automatically.
• Charger Care: Keep charger air vents unobstructed.

Troubleshooting

If the battery fails to charge, ensure you are using a compatible DEWALT charger and that the interface is clean. If the battery overheats or shows abnormal behavior (smoke, odor), stop use immediately and contact an authorized service center.