Chicago Electric 43533 User's Manual
Contents
1. Use silicon carbide wheels for nonferrous metals 6 When buffing material always hold the material on the lower side of the buffing wheel Always keep fingers clear of the grinding wheel and the tool rest Note Performance of this tool may vary depending on variations in local line voltage Extension cord usage may also affect tool performance Warning The warnings cautions and instructions discussed in this instruction manual cannot cover all possible conditions 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 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 SKU 43533 Page 4 Turning the Bench Grinder ON and OFF 1 Operation Insert the Plug 36 into an electrical outlet Turn the speed control Knob 31 clockwise to turn the motor ON and adjust its speed To turn OFF turn the Knob L ee counterclockwise until it clicks n nob 31 Never leave the bench grinder running unattended Always turn off the tool when not in use Using the Grinder WARNING The grinding wheel can fly apart and cause i2. this tool and do not use this tool for a purpose for which it was not intended Stay alert Watch what you are doing use common sense Do not operate any tool when you are tired Check for damaged parts Before using any tool any part that appears damaged should be carefully checked to determine that it will operate properly and perform its intended function Check for alignment and binding of moving parts any broken parts or mounting fixtures and any other condition that may affect proper operation 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 accessories When servicing use only identical replacement parts Use of any other parts will void the warranty Only use accessories intended for use with this 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 cor
3. CHICAGO A Yeaif ea POWer Tools 3 INCH MULTIPURPOSE BENCH GRINDER ASSEMBLY AND OPERATING INSTRUCTIONS Distributed Exclusively by D HARBOR FREIGH TOOLS tai 3491 Mission Oaks Blvd Camarillo CA 93011 Visit our Web site at http www harborfreight com 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 For technical questions and replacement parts please call 1 800 444 3353 Specifications DESCRIPTION 110 VAC 60 Hz single phase 120 watts Motor 0 5 amps startup 0 3 amps no load 0 5 amps with load No Load RPM O to 20 000 RPM Line Cord 5 feet 3 prong ground a 1 3 x 3 4 inch Grinding Stone Grinding Wheels 11 3 x 3 4 inch Fiber Wheel Features Variable Speed Dial Flex shaft wrench set Save This Manual You will need the manual for the safety warnings and precautions assembly instructions operating and maintenance 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 reference 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 usin
4. d of 0 to 10 amps capability up to 50 feet with wire size rated at 18 AWG Longer extension 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 SKU 43533 Page 3 16 Take caution as some woods contain preservatives such as copper chromium arsenate CCA which can be toxic When cutting these materials extra care should be taken to avoid inhalation and minimize skin contact 17 Maintenance For your safety service and maintenance should be performed regularly by a qualified technician Additional Specific Safety Instructions for Bench Grinders 1 When grinding 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 2 Make sure the grinding wheels are of the proper speed RPM rating for the grinder 3 Frequently quench the workpiece in water to prevent overheating be careful not to get water on the bench grinder 4 Use the tool rest to steady the work piece If the tool rest is not used the torque of the spinning grinding wheel may pull the workpiece from your hands 5 Do not use aluminum oxide wheels when grinding nonferrous metals such as aluminum and brass
5. embly Drawing NOTE Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts Page 8 SKU 43533
6. g 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 grinding wheels Never walk away and leave the tool running 3 Keep work area clean Cluttered areas invite injuries 4 Keep children away Children must never be allowed in the work area Do not let them handle machines tools or extension cords SKU 43533 Page 2 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 wear ANSI approved impact safety goggles Do not overreach Keep proper footing 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 applications for which this tool was designed Do not modify
7. hee 7 Ps Bearing Sid Ds shaping Me r o o famae 7 ofen ER o feer 7 Li Serano Wrest 7 e Ronna D Ts Mounting Nut Flexible Srat Cu wheel Cover sim LS rie foot SI Clees 7 Pie foam D io fsa 22 Brush Howser 7 Tem Description aw Wheel Cover Circuit Board Base Holder Knob Flexible Shaft Adaptor Cord Spring Plug Flexible Shaft Connector Nut Tool Rest Flexible Shaft Hose Spring Chuck Cover Bearing Washer 44 Beraing 5 Spindle Chuck 47 Fixing Nut 8 Mounted Stone Bit Chuck Cover Wrench we N ojo 2 3 4 7 CO 9 L SIE iN Wu A AIAI RTRLOLoOlLoOloalol ws Ww W o O IEN OO CH PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY NEITHER THE MANUFACTURER NOR 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 LIABIL ITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACE MENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACE MENT PARTS THERETO SKU 43533 Page 7 Ass
8. le Shaft handle with one hand and turn the Grinder ON with the other hand CAUTION Always wear ANSI approved safety glasses when grinding 8 When finished turn the Grinder OFF and wait for it to stop before setting down the Flexible Shaft 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 1 Stand to the side of the wheel for this operation 2 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 3 Ifyou 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 evenly apply the dresser to all surfaces of the wheel The wheel can be dressed in a few minutes 4 If you 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 SKU 43533 Page 6 Parts List Dest Description Cam E 2 Poishing W
9. njury 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 operation Te 2 Grinding with the Flex Shaft 1 Always bring the workpiece into the wheel gently without jarring The workpiece will quickly become heated therefore frequent quenching in water is required 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 pressure to the wheel at a high angle that could cause the workpiece to become lodged between the tool rest and the wheel Secure the Flexible Shaft 32 to the Wheel Cover 14 Align and insert the shaft It can only go in one way Tighten the Flexible Shaft Connector Nut 37 over the Wheel Cover Flexible Shaft 32 SKU 43533 Page 5 3 Slip off the Chuck Cover 49 4 Loosen the Fixing Nut 47 with the Wrench 50 5 Insert the Mounted Stone Bit 48 into the Chuck 46 and tighten Fixing Nut Mounted Stone Bit 48 Flexible Shaft 32 Chuck 46 lt Fixing Nut 47 _ Wrench 50 6 Slip the Chuck Cover 49 over the Chuck assembly 7 Grasp the Flexib
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