ROTARY TOOL KIT - 4 SPEED Model 40457 ASSEMBLY 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© 1999 by Harbor Freight Tools®. All rights reserved. No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools.
CAUTION, without the safety alert symbol, is used to address practices not related to personal injury. 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 this manual and the receipt in a safe and dry place for future reference.
outdoor use. Use of a cord suitable for outdoor use reduces the risk of electric shock. e. If operating a power tool in a damp location is unavoidable, use a Ground Fault Circuit Interrupter (GFCI) protected supply. Use of a GFCI reduces the risk of electric shock. 3. Personal safety a. Stay alert, watch what you are doing and use common sense when operating a power tool. Do not use a power tool while you are tired or under the influence of drugs, alcohol or medication.
5. Service position yourself and bystanders away from the plane of the rotating accessory and run the power tool at maximum no-load speed for one minute. Damaged accessories will normally break apart during this test time. a. Have your power tool serviced by a qualified repair person using only identical replacement parts. This will ensure that the safety of the power tool is maintained. Safety Warnings Common for Grinding, Sanding, Polishing, or Abrasive Cutting Operations 1.
13. Do not operate the power tool near flammable materials. Sparks could ignite these materials. 14. Do not use accessories that require liquid coolants. Using water or other liquid coolants may result in electrocution or shock. 15. Maintain labels and nameplates on the tool. These carry important safety information. If unreadable or missing, contact Harbor Freight Tools for a replacement. 16. Avoid unintentional starting. Prepare to begin work before turning on the tool. 17.
you are in doubt as to whether the outlet is properly grounded. Do not modify the power cord plug provided with the tool. Never remove the grounding prong from the plug. Do not use the tool if the power cord or plug is damaged. If damaged, have it repaired by a service facility before use. If the plug will not fit the outlet, have a proper outlet installed by a qualified electrician. Vibration Safety This tool vibrates during use.
inadequately sized wire causes a serious drop in voltage, resulting in loss of power and possible tool damage. (See Table A.) 3. 4. Symbology Double Insulated The smaller the gauge number of the wire, the greater the capacity of the cord. For example, a 14 gauge cord can carry a higher current than a 16 gauge cord. (See Table A.) When using more than one extension cord to make up the total length, make sure each cord contains at least the minimum wire size required. (See Table A.) 5.
Specifications Power Source RPM - 4 Speeds Collett Sizes Power Cord Accessories 120V, 60 Hz 6500-10700-1400022000 RPM 1/8” & 3/32” diameter 7 Ft., 18 AWG x 2C, DBL 30 Pieces Carrying Case Your Rotary Tool Kit can be used as a drill, carver, grinder, polisher and sharpener. Unpacking When unpacking, make sure that the item is intact and undamaged. If any parts are missing or broken, please call Harbor Freight Tools at 1-800444-3353 as soon as possible.
Set-Up Your Rotary Tool will require some set-up prior to operation. To assist you with set-up, please refer to the following instructions. Also see Parts List and Assembly Diagrams near the end of this manual. It is important that you read the entire manual to become familiar with the unit BEFORE you use the Rotary Tool. Before setting-up your Rotary Tool, be sure that you have all parts described in the Parts List. 2. Work Piece and Work Area Set Up 1. Designate a work area that is clean and welllit.
position and unplug the tool from its electrical outlet before performing any inspection, maintenance, or cleaning procedures. control of the tool. Before starting on your actual workpiece, practice a similar action (drilling, cutting, polishing) on a scrap piece. 2. Apply only slight pressure. Let the tool do the work. To prevent heat build-up, do not cover the air vents with your hands during use. To prevent serious injury from tool failure: Do not use damaged equipment.
Troubleshooting Problem Tool will not start. Possible Causes 1. Cord not connected. 2. No power at outlet. 3. Internal damage or wear. (Carbon brushes or switch, for example.) Tool operates slowly. 1. Tool is set on slow speed setting. 2. Excess pressure applied to workpiece. Likely Solutions 1. Check that cord is plugged into 120V outlet. 2. Check power at outlet. If outlet is unpowered, turn off tool and check circuit breaker.
PLEASE READ THE FOLLOWING CAREFULLY The manufacturerand/or distributor has provided the parts listandassembly diagram in this manual as a reference tool only. Neither the manufacturer or distributor makes any representation or warranty of any kind to the buyer that he or she is qualified to make any repairs to the product, or that he or she is qualified to replace any parts of the product.
Parts List - DIAGRAM Part 1 2 3 4 5 6 7 8 9 10 11 12 Description Qty. Collet Nut Collet Shaft Bearing Bushing Bearing Coupling 2 Coupling 1 Fan Motor Cord Protector Self Screw Part 1 1 1 1 1 1 1 1 1 1 1 2 13 14 15 16 17 18 19 20 21 22 23 24 Description Qty.
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.