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Bauer 1781C-B1 - User Manual

Bauer 1781C-B1
12 pages
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Owner’s Manual & Safety Instructions
Save This Manual Keep this manual for the safety warnings and precautions, assembly,
operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the back
of the manual near the assembly diagram (or month and year of purchase if product has no number). Keep
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When unpacking, make sure that the product is intact
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®
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No portion of this manual or any artwork contained herein may be reproduced in
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Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product described herein.
To ols required for assembly and se rv ic e m ay n ot b e i nc lu de d .
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.

Table of Contents

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Summary

IMPORTANT SAFETY INFORMATION

General Power Tool Safety Warnings

Electrical Safety

Personal Safety

Essential personal safety measures and protective equipment for tool operation.

Power Tool Use and Care

Battery Tool Use and Care

Impact Driver Safety Warnings

Lithium Battery Safety Warnings

Vibration Safety

Grounding

Setup - Before Use

Tool Set Up

Batter Charging

Attaching and Removing Accessories

Workpiece and Work Area Set Up

General Operating Instructions

Maintenance and Servicing

Summary

IMPORTANT SAFETY INFORMATION

General Power Tool Safety Warnings

Electrical Safety

Personal Safety

Essential personal safety measures and protective equipment for tool operation.

Power Tool Use and Care

Battery Tool Use and Care

Impact Driver Safety Warnings

Lithium Battery Safety Warnings

Vibration Safety

Grounding

Setup - Before Use

Tool Set Up

Batter Charging

Attaching and Removing Accessories

Workpiece and Work Area Set Up

General Operating Instructions

Maintenance and Servicing

Overview

  1. Function Description
  2. Important Technical Specifications
  3. Usage Features
  4. Maintenance Features

The Bauer 20V HYPERMAX™ LITHIUM 1/4" Hex Compact Impact Driver Kit (model 1781C-B1, Item 64755) is a battery-operated power tool designed for driving and loosening fasteners. This compact impact driver is part of the Bauer 20V HYPERMAX™ LITHIUM system, indicating its compatibility with other tools and batteries within this product line.

Function Description:

The primary function of this impact driver is to quickly and efficiently drive screws, bolts, and other fasteners into various materials, as well as to loosen them. It utilizes an impact mechanism that delivers rotational force and rapid, short-duration impacts, making it particularly effective for tasks that require high torque or for working with stubborn fasteners. The tool features a 1/4" hex drive chuck, which allows for quick and easy insertion and removal of impact-rated accessories such as hex shank bits. It is equipped with a variable speed trigger, enabling the user to control the rotational speed based on the application. A directional switch allows for both forward (clockwise) and reverse (counter-clockwise) rotation, and a center position locks the trigger to prevent unintentional starting. Integrated work lights illuminate the work area when the trigger is pressed, enhancing visibility in dimly lit conditions. The tool is designed for handheld use, requiring a firm grip with both hands to resist starting torque.

Important Technical Specifications:

  • Battery Rating: 20V / 1.5Ah
  • Battery Type: Li-ion (Lithium-ion)
  • No Load Speed: 0-2900 RPM (Revolutions per Minute)
  • Chuck Size: 1/4" Hex
  • Model Number: 1781C-B1
  • Item Number: 64755

Usage Features:

  • Battery-Operated (Cordless) Design: Provides portability and freedom of movement without the need for an electrical outlet or extension cords.
  • 1/4" Hex Drive Chuck: Facilitates quick and secure attachment of impact-rated hex shank bits. The chuck features a pull-forward mechanism for easy bit insertion and removal.
  • Variable Speed Trigger: Allows for precise control over the driving speed, enabling users to match the speed to the material and fastener type. Applying more pressure to the trigger increases the speed, while lessening pressure decreases it.
  • Directional Switch: Offers forward (clockwise) and reverse (counter-clockwise) rotation for driving and removing fasteners. A central "Trigger Lock" position prevents accidental activation when the tool is idle, during bit changes, or during setup.
  • Work Lights: Integrated LED lights activate when the trigger is pressed, providing illumination of the workpiece for improved visibility.
  • Belt Clip: A removable belt clip can be attached to either side of the handle, allowing for convenient carrying and quick access during work.
  • Ergonomic Design: The tool is designed for comfortable handling, with insulated gripping surfaces to enhance user safety and control.
  • Safety Precautions: Emphasizes the importance of wearing eye protection (ANSI-approved) and hearing protection, maintaining a clean and well-lit work area, and keeping children and bystanders away. It also warns against operating the tool in explosive atmospheres.
  • Battery Safety: Specific warnings are provided regarding Lithium batteries, including instructions to keep the battery pack dry, avoid opening, dropping, short-circuiting, puncturing, incinerating, or exposing it to temperatures above 140°F. Batteries should only be charged with the manufacturer-specified charger and inspected before each use for damage.
  • Vibration Safety: Acknowledges that the tool vibrates during use and provides recommendations to reduce the risk of vibration-related injury, such as wearing suitable gloves, taking vibration-free periods, and gripping the tool lightly.

Maintenance Features:

  • Pre-Use Inspection: Before each use, users are instructed to inspect the tool for any signs of damage, including leaking, swollen, or cracked battery packs, loose hardware, misalignment or binding of moving parts, or cracked/broken components. Damaged equipment should not be used.
  • Post-Use Cleaning: After use, the external surfaces of the tool should be wiped with a clean cloth.
  • Proper Storage: The battery pack, charger, and tool should be stored in a dry, indoor area, out of reach of children, and away from metal objects that could cause shorting.
  • Battery Disposal/Recycling: Li-ion batteries must be recycled or disposed of properly, with explicit warnings against shorting, incinerating, or opening the battery.
  • Professional Servicing: Procedures not specifically explained in the manual should only be performed by a qualified technician. The manual stresses that all repairs and parts replacements should be undertaken by certified and licensed technicians to ensure safety and proper functioning.
  • Label Maintenance: Users are advised to maintain all labels and nameplates on the tool, as they carry important safety information. Replacements should be sought if they become unreadable or missing.

Bauer 1781C-B1 Specifications

General IconGeneral
BrandBauer
Model1781C-B1
CategoryImpact Driver
LanguageEnglish

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