7” Angle Grinder Model 67648 Set up and Operating Instructions (Grinding Wheel Sold Separately) 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© 2010 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.
Contents Important SAFETY Information ���������������������������������3 General Power Tool Safety Warnings ������������������������������������������� 3 Safety Warnings Common for Grinding, Sanding, and Wirebrushing Operations ��������� 5 Maintenance And Servicing ���16 Cleaning, Maintenance, and Lubrication ������������������������������������ 16 Carbon Brush (40) Replacement ��������������������������������� 17 Accessory Storage and Handling ����������������������������������������� 17 Troubleshooting �
NOTICE 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.
increased risk of electric shock if your body is grounded. energizing power tools that have the switch on invites accidents. c. Do not expose power tools to rain or wet conditions. Water entering a power tool will increase the risk of electric shock. d. Remove any adjusting key or wrench before turning the power tool on. A wrench or a key left attached to a rotating part of the power tool may result in personal injury. d. Do not abuse the cord.
the power tool before making any adjustments, changing accessories, or storing power tools. Such preventive safety measures reduce the risk of starting the power tool accidentally. d. Store idle power tools out of the reach of children and do not allow persons unfamiliar with the power tool or these instructions to operate the power tool. Power tools are dangerous in the hands of untrained users. e. Maintain power tools.
install an undamaged accessory. After inspecting and installing an accessory, 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. 8. 9. Wear personal protective equipment. Depending on application, use face shield, safety goggles or safety glasses.
21. This product is not a toy. Keep it out of reach of children. 22. 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. In addition, people with pacemakers should: • Avoid operating alone. • Do not use with power switch locked on. • Properly maintain and inspect to avoid electrical shock. • Any power cord must be properly grounded.
torque reactions or kickback forces, if proper precautions are taken. 2. Never place your hand near the rotating accessory. Accessory may kickback over your hand. 3. Do not position your body in the area where power tool will move if kickback occurs. Kickback will propel the tool in direction opposite to the wheel’s movement at the point of snagging. 4. Use special care when working corners, sharp edges etc. Avoid bouncing and snagging the accessory.
not use this tool. If you feel any medical or physical symptoms related to vibration (such as tingling, numbness, and white or blue fingers), seek medical advice as soon as possible. Safety Warnings Specific for Sanding Operations Do not use excessively oversized sanding disc paper. Follow manufacturer’s recommendations when selecting sanding paper. Larger sanding paper extending beyond the sanding pad presents a laceration hazard and may cause snagging, tearing of the disc or kickback.
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. illustration. (See 3-Prong Plug and Outlet.) Double Insulated Tools: Tools with Two Prong Plugs Grounded Tools: Tools with Three Prong Plugs Outlets for 2-Prong Plug 1. Tools marked “Double Insulated” do not require grounding.
4. 5. a higher current than a 16 gauge cord. (See Table A.) Symbology 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.) Double Insulated If you are using one extension cord for more than one tool, add the nameplate amperes and use the sum to determine the required minimum cord size. (See Table A.) 6.
Specifications Electrical Input 120 V~ / 60 Hz / 11 A Motor No Load Speed 7,800 RPM Max. Accessory Diameter 7” Arbor Hole Diameter 7/8” Spindle Thread 5/8” x 11 TPI Instructions for putting into use Read the entire Important Safety Information section at the beginning of this manual including all text under subheadings therein before set up or use of this product.
Installing the Auxiliary Handle Assembly TO PREVENT SERIOUS INJURY: Do not operate this tool with one hand only or without the Auxiliary Handle properly installed. Installing the Wheel Guard TO PREVENT SERIOUS INJURY: Do not operate this tool without the Wheel Guard properly installed. Auxiliary Handle locations 1 Wheel Guard (3) 2 Figure 2 3 Gear Housing Rim The Auxiliary Handle (23) may be installed in one of three positions, on either side or on top of the Gear Housing. 2.
Operating Instructions Read the entire Important Safety Information section at the beginning of this manual including all text under subheadings therein before set up or use of this product. 2. Press in and hold the Spindle Lock Button (21) to prevent the Spindle (6) from turning. 3. Remove the Outer Flange (1). Keep the Inner Flange (2) in position on the Spindle. 4. Closely inspect the Grinding Wheel before mounting.
should rest flat against the Inner Flange. WARNING: To prevent serious injury, gaskets must be used for all grinding wheels they are provided with. Gaskets help prevent grinding wheel damage and wheel slippage, causes of wheel failure. 6. Plug the Cord (52) into the electrical outlet. Hold the Handle (43) with one hand and the Auxiliary Handle (23) with your other hand. Always use two hands when operating this tool.
may damage the housing. To prevent electrical shock, do not allow water or other liquids to enter the motor vent holes. Maintenance And Servicing Procedures not specifically explained in this manual must be performed only by a qualified technician. To prevent serious injury from accidental operation: Turn the Power Switch of the tool off and unplug the tool from its electrical outlet before performing any inspection, maintenance, or cleaning procedures. 4.
Carbon Brush (40) Replacement The Carbon Brushes (40) may require maintenance when the motor performance of the tool decreases or stops working completely. To maintain the brushes: Side of Housing (36) Brush Holder (39) 7. Replace the Brush Caps. Do not overtighten. Accessory Storage and Handling 1. Handle accessories carefully to prevent dropping or bumping. Do not use wheels that have been dropped or bumped. 2. Store accessories in shelves, racks, boxes, or drawers.
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. Excess pressure applied to workpiece. 2. Power being reduced by long or small diameter extension cord. Performance decreases over time. Excessive noise or rattling. Overheating. Tool does not grind, sand or wire brush effectively. Carbon brushes worn or damaged. Internal damage or wear.
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. 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.
ASSEMBLY DIAGRAM 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 available individually as replacement parts. Page 20 For technical questions, please call 1-800-444-3353.
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.