Harbor Freight Tools 43533 Grinder User Manual
Contents
1. LATION OF REPLACEMENT PARTS THERETO Record Product s Serial Number Here Note 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 avail able individually as replacement parts 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 does not apply to damage due directly or indirectly to misuse abuse negligence or accidents repairs or alterations outside our facilities criminal activity improper installation normal wear and tear or to lack of maintenance We shall in no event be liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our product Some states do not allow the exclusion or limitation of incidental or con sequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS To take advantage of this warranty the product or part must be returned to us with transportation charges prepaid Proof of purchase date and an explanation of the2. complaint must accompany the merchandise If our inspection verifies the defect we will either repair or replace the product at our election or we may elect to refund the purchase price if we cannot readily and quickly provide you with a replacement We will return repaired products at our expense but if we determine there is no defect or that the defect resulted from causes not within the scope of our warranty then you must bear the cost of returning the product This warranty gives you specific legal rights and you may also have other rights which vary from state to state 3491 Mission Oaks Blvd PO Box 6009 Camarillo CA 93011 800 444 3353 REV 08j SKU 43533 For technical questions please call 1 800 444 3353 Page 8
3. CENTRAL MACHINERY 3 INCH MULTIPURPOSE BENCH GRINDER 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 2000 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 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 10c SPECIFICATIONS 0 V 60 Hz 1 3A o 10 000 RPM 3 x 3 4 inch Grinding Stone 1 3 x 3 4 inch Fiber Wheel ol gt N No Load RPM Grinding Wheels Flex Shaft Flex Shaft Collet Flex Shaft Bit Features 1 inches long 8 inch diameter 8 inch mounting stone Variable Speed Dial Flex shaft wrench set 3 1 0 3 Flex Shaft Flex Shaft Bit Note Performance of this tool may vary depending on variations in local line voltage Extension cord usage may also affect tool performance SAVE THIS MANUAL You will need the manual for the safety warnings and precautions assem bly instructions operat
4. ear ANSI approved impact safety goggles Do not overreach Keep proper foot ing and balance at all times Do not reach over or across electrical cables or frames Maintain tools with care Inspect grinding wheels for cracks and tool cords periodically and if damaged have them repaired by an authorized technician Use the right tool for the job Do not attempt to force a small tool or attachment to do the work of a larger industrial tool There are certain ap plications for which this tool was designed Do not modify this tool and do not use this tool for a purpose for which it was not intended Stay alert Watch what you are do ing use common sense Do not oper ate any tool when you are tired REV 08j 09e 10a Page 2 16 SKU 43533 Check for damaged parts Before using any tool any part that appears damaged should be carefully checked to determine that it will operate prop erly and perform its intended function Check for alignment and binding of moving parts any broken parts or mounting fixtures and any other con dition that may affect proper opera tion Any part that is damaged should be properly repaired or replaced by a qualified technician Do not use the tool if any switch does not turn On and Off properly Replacement parts and accesso ries When servicing use only identi cal replacement parts Use of any other parts will void the warranty Only use accessories intended for use with th
5. ing and mainte nance procedures parts list and diagram Keep your invoice with this manual Write the invoice number on the inside of the front cover Keep the manual and invoice in a safe and dry place for future refer ence SAFETY WARNINGS AND PRECAUTIONS WARNING When using tool basic safety precautions should always be fol lowed to reduce the risk of personal injury and damage to equipment Read all instructions before using this product 1 Avoid working alone If an accident happens an assistant can bring help 2 Disconnect power Unplug tool when not in use before servicing and when changing accessories such as grind ing wheels Never walk away and leave the tool running SKU 43533 6 10 For technical questions please call 1 800 444 3353 Keep work area clean Cluttered areas invite injuries Keep children away Children must never be allowed in the work area Do not let them handle machines tools or extension cords Store idle equipment When not in use tools must be stored in a dry location to inhibit rust Always lock up tools and keep out of reach of children Dress properly Do not wear loose clothing or jewelry as they can be caught in moving parts Protective electrically nonconductive clothes and nonskid footwear are recommended when working Wear restrictive hair covering to contain long hair Wear an ANSI approved dust mask or respirator Use eye protection Always w
6. is tool Approved accessories are available from Harbor Freight Tools Do not operate tool if under the influence of alcohol or drugs Read warning labels on prescriptions to determine if your judgment or reflexes are impaired while taking drugs If there is any doubt do not operate the tool Use proper size and type extension cord If an extension cord is required it must be of the proper size and type to supply the correct current to the tool without heating up Otherwise the extension cord could melt and catch fire or cause electrical damage to the tool This tool requires use of an extension cord of 0 to 10 amps capability up to 50 feet with wire size rated at 18 AWG Longer exten sion cords require larger size wire If you are using the tool outdoors use an extension cord rated for outdoor use signified by WA on the jacket Take caution as some woods con tain preservatives such as copper 17 18 19 20 21 22 24 For technical questions please call 1 800 444 3353 chromium arsenate CCA which can be toxic When cutting these materials extra care should be taken to avoid inhalation and minimize skin contact Maintenance Service maintenance should be done by a qualified techni cian People with pacemakers should consult their physician s before use Electromagnetic fields in close proximity to heart pacemaker could cause pacemaker interference or pacemaker failure When g
7. let 2 Turn the speed control Knob 31 clockwise to turn the motor ON and adjust its speed 3 To turn OFF turn the Knob counter clockwise until it clicks 4 Do not leave the bench grinder run ning unattended Turn off the tool when not in use SKU 43533 Grinding with the Grinding Wheel WARNING The grinding wheel can fly i 2 For technical questions please call 1 800 444 3353 apart and cause injury Grinding wheels must always be checked for cracks or imperfections This is done with the ring test Tap the wheel gently near the outer rim with the handle of a screwdriver You should hear a clear bell like ring If a dull thud occurs do not use the wheel The wheel may be damaged and could come apart during opera tion Bring the workpiece into the wheel gently without jarring When grinding high speed steels such as drill and tool bits avoid high temperature buildup as this can affect the temper of the steel For small workpieces such as drill bits or chisels avoid applying pres sure to the wheel at a high angle that could cause the workpiece to become lodged between the tool rest and the wheel Page 5 Grinding with the Flex Shaft Flex Shaft 32 Secure the Flex Shaft 32 to the Wheel Cover 14 Align and insert the shaft It can only go in one way 2 Tighten the Flex Shaft Connector Nut 37 over the Wheel Cover 3 Slip off the Chuck Cover 49 4 Loose
8. n the Fixing Nut 47 with the Wrench 50 5 Insert the Mounted Stone Bit 48 into the Chuck 46 and tighten Fixing Nut 6 Slip the Chuck Cover 49 over the Chuck assembly 7 Grasp the Flex Shaft handle with one hand and turn the Grinder ON with the other hand CAUTION Wear ANSI approved safety glasses when grinding 8 When finished turn the Grinder OFF and wait for it to stop before setting down the Flex Shaft Mounted Stone Bit 48 7 Chuck Cover 49 Chuck 46 Fixing Nut 47 SKU 43533 For technical questions please call 1 800 444 3353 MAINTENANCE Dressing the Grinding Wheel Note New wheels frequently are not true and during operation will often become grooved glazed build up out of round or misshapen You will need a grinding wheel dresser for this operation Dressers are available from Harbor Freight Tools Stand to the side of the wheel for this operation If the wheel is new let it run for a minute with no load If the wheel runs straight and true you will not need to dress it prior to operation If it does not proceed with the following instructions If you are using a pistol grip dresser grip the handle firmly with one hand and the arm of the dresser with the other Allow the wheel to reach full speed Use the tool rest to support your hand and the dresser and even ly apply the dresser to all surfaces of the wheel The wheel can be dressed in a few minutes If yo
9. ow often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as those dust masks that are specially designed to filter out microscopic particles California Health amp Safety Code 25249 5 et seq 26 WARNING Handling the cord on this product will expose you to lead a chemical known to the State of California to cause cancer and birth defects or other reproductive harm Wash hands after handling California Health amp Safety Code 25249 5 et seq 2 7 The warnings cautions and instruc tions discussed in this instruction manual cannot cover all possible con ditions and situations that may occur It must be understood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator SKU 43533 For technical questions please call 1 800 444 3353 UNPACKING When unpacking check to make sure the following parts are included 1 3 inch Bench Grinder 2 31 inch Flex Shaft 3 Wrench 4 3 inch Grinder Stone 5 3 inch Fiber Wheel 6 1 8 inch Mounting Stone Bit If any parts are missing or broken please call Harbor Freight Tools at the number on the cover of this manual REV 07g 08j Page 4 OPERATION Turning the Bench Grinder ON and OFF Speed Control and On Off Knob 31 1 Insert the Plug 36 into an electrical out
10. rinding any metals the grinder can produce sparks which may land on your clothing or hit your face You should use a full face mask and appropriate protective clothing Also ensure that you are not operating the grinder around flammable materials or liquids Always make sure the safety shields and wheel guards are in place at all times Make sure grinding wheels are of proper speed RPM rating for grinder Frequently quench the workpiece in water to prevent overheating be careful not to get water on the bench grinder Use the tool rest to steady the work piece Ifthe tool rest is not used the torque of the spinning grinding wheel may pull the workpiece from your hands Do not use aluminum oxide wheels when grinding nonferrous metals such as aluminum and brass Use silicon carbide wheels for nonferrous metals When buffing material hold material on lower side of buffing wheel Keep fingers clear of grinding wheel and tool rest Page 3 25 WARNING Some dust created by power sanding sawing grinding drill ing and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Some examples of these chemicals are e Lead from lead based paints e Crystalline silica from bricks and ce ment or other masonry products e Arsenic and chromium from chemi cally treated lumber Your risk from these exposures var ies depending on h
11. u are using an inline dresser hold the handle firmly put the dresser on the tool rest so that its wheels can move freely i e the exposed part of the wheel should be facing up Let the wheel reach full speed and apply the dresser evenly to all surfaces Flex Shaft 32 Wrench 50 Page 6 PARTS LIST Description _ Q ty Q ty Q ty ae Part Description Clamp 3 Wire Cover 2 Brush Wheel Cover Circuit Board 15 Nut 6 32 Flex Shaft 0 17 Wheel Cover 1 34 1 51 ASSEMBLY DRAWING 1 2 3 4 56 7 8 9 10 11 12 13 ae oo Py IE f Pr iS SS 2 8 2 7 26 25 24 23 22 REV 10c SKU 43533 For technical questions please call 1 800 444 3353 Page 7 PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY NEI THER 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 IN FACT THE MANUFACTURER AND OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE BUYER THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTAL
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