Drill Master 3670 Set Up And Operating Instructions Manual
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Drill Master 3670 Set Up And Operating Instructions Manual

3/8” variable speed reversible drill
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3/8" VARIABLE SPEED
REVERSIBLE DRILL
SEt uP AnD OPERAtIng InStRuctIOnS
Visit our website at: http://www.harborfreight.com
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE thIS MAnuAL.
©
Copyright
2003 by Harbor Freight Tools
contained herein may be reproduced in any shape or form without the express written consent of
Harbor Freight Tools. Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product described herein. Tools required for
assembly and service may not be included.
For technical questions or replacement parts, please call 1-800-444-3353.
Manual revised 10g
Model
3670
®
. All rights reserved. No portion of this manual or any artwork

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Summary of Contents for Drill Master 3670

  • Page 1 Harbor Freight Tools. Diagrams within this manual may not be drawn proportionally. Due to continuing improvements, actual product may differ slightly from the product described herein. Tools required for assembly and service may not be included.

  • Page 2: Important Safety Information

    SKU 3670 For technical questions, please call 1-800-444-3353. nOtIcE is used to address practices not related to personal injury. cAutIOn, without the...
  • Page 3 Prevent unintentional starting. Ensure the switch is in the off- position before connecting to power source and/or battery pack, picking SKU 3670 For technical questions, please call 1-800-444-3353. up or carrying the tool. Carrying power tools with your finger on the switch or energizing power tools that have the switch on invites accidents.

  • Page 4: Drill Safety Warnings

    Maintain labels and nameplates on the tool. These carry important safety information. If unreadable or missing, contact Harbor Freight Tools for a replacement. Avoid unintentional starting. Prepare to begin work before turning on the tool. Do not lay the tool down until it has come to a complete stop.

  • Page 5: Vibration Safety

    SKU 3670 For technical questions, please call 1-800-444-3353. Vibration Safety This tool vibrates during use. Repeated or long-term exposure to vibration may...
  • Page 6 If the tool should electrically malfunction or break down, grounding provides a low resistance path to carry electricity SKU 3670 For technical questions, please call 1-800-444-3353. away from the user, reducing the risk of electric shock. (See 3-Prong Plug and Outlet.)

  • Page 7: Extension Cords

    Protect the extension cords from sharp objects, excessive heat, and damp or wet areas. SKU 3670 For technical questions, please call 1-800-444-3353. REcOMMEnDED MInIMuM WIRE gAugE FOR EXtEnSIOn cORDS* EXtEnSIOn cORD...

  • Page 8: Specifications

    (32) and disconnect from power source before adjusting tool or installing a drill bit. To insert a drill bit, hold the rear ring of the Chuck (5) with one hand while turning the front end clockwise with the other hand to open the jaws.

  • Page 9: Work Piece And Work Area Set Up

    Chuck rotation. Slide to the left side for forward Chuck rotation. See Figure 1. cAutIOn! Allow SKU 3670 For technical questions, please call 1-800-444-3353. Chuck to come to complete stop prior to changing its direction of rotation.

  • Page 10: Maintenance And Servicing

    Secure the work piece to keep it from moving during the drilling operation. SKU 3670 For technical questions, please call 1-800-444-3353. Start by drilling slowly to keep the bit from moving away from your starting point.

  • Page 11: Troubleshooting

    For technical questions, please call 1-800-444-3353. PERIODIcALLY Screws (3) and tighten if necessary. If Carbon Brushes (14) are worn, contact Harbor Freight Tools for replacements and have a qualified service technician replace them. WARnIng! If the supply cord of this power tool is damaged, it must be replaced only by a qualified service technician.

  • Page 12: Parts List

    If product has no serial number, record month and year of purchase instead. note: Some parts are listed and shown for illustration purposes only, and are not available individually as replacement parts. SKU 3670 For technical questions, please call 1-800-444-3353. PARtS LISt Qty.

  • Page 13: Assembly Diagram

    SKU 3670 For technical questions, please call 1-800-444-3353. ASSEMBLY DIAgRAM Page 13...

  • Page 14: Limited 90-Day Warranty

    Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase. This warranty...

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