Harbor Freight Tools 93431 User's Manual
Contents
1. ASSEMBLY INSTRUCTIONS NOTE For additional information regarding the parts listed in the following pages refer to the Assembly Diagram on page 13 CAUTION Always make sure the Power Cord 13 of the Sander is unplugged from its electrical outlet prior to making any adjustments or doing servicing or adding or remov ing sanding discs ATTACHING THE DUST BAG 28 1 Slide the Dust Bag 28 onto the back of the Sander Snap it in place using firm pressure 2 The collection of the dust will only work if the sandpaper has holes _ that line up with the 8 dust collection holes in the Backing Pad 23 There are 4 other holes in the Backing Pad for the Screws 26 that attach the Backing Pad to the Sander Dust Bag 28 am acking Pad 23 SKU 93431 For technical questions please call 1 800 444 3353 Page 10 OPERATING INSTRUCTIONS NOTE For additional information regarding the parts listed in the following pages refer to the Assembly Diagram on page 13 Note CAUTION Always make sure the Power Cord 13 of the Sander is unplugged from its electrical outlet prior to making any adjustments to the tool Clamp your workpiece down or insert it in a vise Make sure the wood you are sanding does not have any nails or metal of any kind in it or you will ruin the sandpaper and damage the Backing Pad 23 After donning the appropriate safety gear covered on page 5 of this manual plug in the Sande2. a polarized outlet Do not change the plug in any way Double insulation O eliminates the need for the three wire grounded power cord and grounded power supply system Avoid body contact with grounded surfaces such as pipes radiators ranges and refrigerators There is an increased risk of electric shock if your body is grounded Do not expose power tools to rain or wet conditions Water entering a power tool will increase the risk of electric shock Do not abuse the Power Cord Never use the Power Cord to carry the tools or pull the Plug from an outlet Keep the Power Cord away from heat oil sharp edges or moving parts Replace damaged Power Cords immediately Damaged Power Cords increase the risk of electric shock When operating a power tool outside use an outdoor extension cord marked W A or W These extension cords are rated for outdoor use and reduce the risk of electric shock PERSONAL SAFETY Stay alert Watch what you are doing and use common sense when operating a power tool Do not use a power tool while tired or under the influence of drugs alcohol or medication A moment of inattention while operating power tools may result in serious personal injury Dress properly Do not wear loose clothing or jewelry Contain long hair Keep your hair clothing and gloves away from moving parts Loose clothes jewelry or long hair can be caught in moving parts Avoid accidental starting Be sure the Power Switch
3. connecting the grounding wire can result in the risk of electric shock Check with a qualified electrician if 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 GROUNDED TOOLS TOOLS WITH THREE PRONG PLUGS 1 Tools marked with Grounding Required have a three wire cord and three prong grounding plug The plug must be connected to a properly grounded outlet If the tool should electrically malfunction or break down grounding provides a low resistance path to carry electricity away from the user reducing the risk of electric shock See Figure A 2 The grounding prong in the plug is connected through the green wire inside the cord to the grounding system in the tool The green wire in the cord must be the only wire connected to the tool s grounding system and must never be attached to an electrically live terminal See Figure A FIGURE A SKU 93431 For technical questions please call 1 800 444 3353 Page 7 3 Your tool must be plugged into an appropriate outlet properly installed and grounded in accordance with all codes and ordinances The plug and outlet should look like those in the f
4. starting the tool accidentally Store idle tools out of reach of children and other untrained persons Tools are dangerous in the hands of untrained users Maintain tools with care Keep cutting tools sharp and clean Properly maintained tools with a sharp cutting edge are less likely to bind and are easier to control Do not use a damaged tool Tag damaged tools Do not use until repaired Check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the tool s operation If damaged have the tool serviced before using Many accidents are caused by poorly maintained tools Use only accessories that are recommended by the manufacturer for your model Accessories that may be suitable for one tool may become hazardous when used on another tool SKU 93431 For technical questions please call 1 800 444 3353 Page 4 24 25 SERVICE Tool service must be performed only by qualified repair personnel Service or maintenance performed by unqualified personnel could result in a risk of injury When servicing a tool use only identical replacement parts Follow instructions in the Inspection Maintenance And Cleaning section of this manual Use of unauthorized parts or failure to follow maintenance instructions may create a risk of electric shock or injury SPECIFIC SAFETY RULES Hold tool by insulated gripping surfaces when performing an operation where the sanding tool may con
5. CHICAGO Jaiei Power Tools 5 RANDOM ORBITAL PALM SANDER ASSEMBLY AND OPERATING INSTRUCTIONS 3491 Mission T oo CA 93011 Visit our Web site at http www harborfreight com TO PREVENT SERIOUS INJURY READ AND UNDERSTAND ALL WARNINGS AND INSTRUCTIONS BEFORE USE Copyright 2005 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 PRODUCT SPECIFICATIONS Electrical Requirements 120 VAC 60 Hz 2 0 Amps U Speed 12 000 OPM Orbits Per Minute 3 32 vL J LsTED Obrit Diameter E194601 Dust Collection Bag Included Dimensions 9 Long w Dust Bag attached Sanding Disc Backing 5 8 Hole Hook amp Loop Design 4 3 4 Diameter 1 Piece Sanding Disc included 80 Grit 2 90 Lbs SAVE THIS MANUAL You will need this manual for the safety warnings and precautions assembly operating inspection maintenance and cleaning procedures parts list and assembly diagram Keep your invoice with this manual Write the invoice number on the inside of the front cover Keep this manual and invoice in a safe and dry place for future reference GENERAL SAFETY RULES WARNING READ AND UNDERSTAND ALL INSTRUCTIONS Failure to follow all instructions listed below may result in electr
6. Never leave the Sander unattended when it is plugged into an electrical outlet Turn off the tool and unplug it from its electrical outlet before leaving SKU 93431 For technical questions please call 1 800 444 3353 Page 5 ths 12 13 14 15 16 Always unplug the Sander from its electrical outlet before performing any inspection maintenance or cleaning procedures WARNING People with pacemakers should consult their physician s before using this product Electromagnetic fields in close proximity to a heart pacemaker could cause interference to or failure of the pacemaker In addition people with pacemakers should adhere to the following e Avoid operating power tools alone e f powered via a power cord be certain that the tool is properly grounded A ground fault interrupt GFCI system is also a good precaution This inexpensive device is a good safety measure because it prevents a sustained electrical shock e Properly maintain and inspect all tools before use to avoid electrical shock WARNING Some dust created by power sanding sawing grinding drilling and other construction activities contain 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 cement or other masonry products e Arsenic and chromium from chemically treated lumber Your risk from
7. ate amperes and use the sum to determine the required minimum cord size See Figure C 6 If you are using an extension cord outdoors make sure it is marked with the suffix W A W in Canada to indicate it is acceptable for outdoor use 7 Make sure your extension cord is properly wired and in good electrical condition Always replace a damaged extension cord or have it repaired by a qualified electrician before using it 8 Protect your extension cords from sharp objects excessive heat and damp or wet areas RECOMMENDED MINIMUM WIRE GAUGE FOR EXTENSION CORDS NAMEPLATE AMPERES EXTENSION CORD LENGTH At Full Load 25 Feet 50 Feet 75 Feet 100 Feet 150 Feet 0 2 0 18 18 18 18 16 2 1 3 4 18 18 18 16 14 3 5 5 0 18 18 16 14 12 5 1 7 0 18 16 14 12 7 1 12 0 18 14 12 10 12 1 16 0 14 12 10 16 1 20 0 12 10 Based on limiting the line voltage drop to five FIGURE C volts at 150 of the rated amperes SKU 93431 For technical questions please call 1 800 444 3353 Page 9 SYMBOLOGY Canadian Standards Association Underwriters Laboratories Inc Volts Alternating Current No Load Revolutions per no i xxxx min Minute RPM UNPACKING When unpacking check to make sure that the item is intact and undamaged If any parts are missing or broken please call Harbor Freight Tools at the number shown on the cover of this manual as soon as possible
8. ic shock fire and or serious injury SAVE THESE INSTRUCTIONS WORK AREA 1 Keep your work area clean and well lit Cluttered benches and dark areas invite accidents Make sure there is adequate surrounding workspace 2 Do not operate power tools in explosive atmospheres such as in the presence of flammable liquids gases or dust Power tools create sparks which may ignite the dust or fumes 3 Keep bystanders children and visitors away while operating a power tool Distractions can cause you to lose control Protect others in the work area from debris such as chips and sparks Provide barriers or shields as needed SKU 93431 For technical questions please call 1 800 444 3353 Page 2 ELECTRICAL SAFETY Grounded tools must be plugged into an outlet properly installed and grounded in accordance with all codes and ordinances Never remove the grounding prong or modify the plug in any way Do not use any adapter plugs Check with a qualified electrician if you are in doubt as to whether the outlet is properly grounded If the tools should electrically malfunction or break down grounding provides a low resistance path to carry electricity away from the user Double insulated tools are equipped with a polarized plug one blade is wider than the other This plug will fit in a polarized outlet only one way If the plug does not fit fully in the outlet reverse the plug If it still does not fit contact a qualified electrician to install
9. is off before plugging in Carrying power tools with your finger on the Power Switch or plugging in power tools with the Power Switch on invites accidents Remove adjusting keys or wrenches before turning the power tool on A wrench or a key that is left attached to a rotating part of the power tool may result in personal injury SKU 93431 For technical questions please call 1 800 444 3353 Page 3 20 21 22 23 Do not overreach Keep proper footing and balance at all times Proper footing and balance enables better control of the power tool in unexpected situations Use safety equipment Always wear eye protection Dust mask nonskid safety shoes hard hat or hearing protection must be used for appropriate conditions TOOL USE AND CARE Use clamps not included or other practical ways to secure and support the workpiece to a stable platform Holding the work by hand or against your body is unstable and may lead to loss of control Do not force the tool Use the correct tool for your application The correct tool will do the job better and safer at the rate for which it is designed Do not use the power tool if the Power Switch does not turn it on or off Any tool that cannot be controlled with the Power Switch is dangerous and must be replaced Disconnect the Power Cord Plug from the power source before making any adjustments changing accessories or storing the tool Such preventive safety measures reduce the risk of
10. lly have a qualified service technician clean or replace the Carbon Brushes 9 PARTS LIST Part Description Qty Part Description On Off Switch Qty 6 leftLabei J1 20 Damper 8 BrushHolder_ 2 22 Sorewmai2 MH 9 CarbonBrush_ 2 23 BackingPad H po SandingDise S a 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 LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO SKU 93431 For technical questions please call 1 800 444 3353 Page 12 ASSEMBLY DIAGRAM 29 Sanding Disc 80 Grit not shown NOTE Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts SKU 93431 For technical questions please call 1 800 444 3353 Page 13
11. ollowing illustration See Figure A DOUBLE INSULATED TOOLS TOOLS WITH TWO PRONG PLUGS 4 Tools marked Double Insulated do not require grounding They have a special double insulation system which satisfies OSHA requirements and complies with the applicable standards of Underwriters Laboratories Inc the Canadian Standard Association and the National Electrical Code See Figure B 5 Double insulated tools may be used in either of the 120 volt outlets shown in the following illustration See Figure B Note This tool has a 2 Prong Plug FIGURE B SKU 93431 For technical questions please call 1 800 444 3353 Page 8 EXTENSION CORDS i Grounded tools require a three wire extension cord Double Insulated tools can use either a two or three wire extension cord 2 As the distance from the supply outlet increases you must use a heavier gauge extension cord Using extension cords with inadequately sized wire causes a serious drop in voltage resulting in loss of power and possible tool damage See Figure C 3 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 Figure C 4 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 Figure C 5 If you are using one extension cord for more than one tool add the namepl
12. r Turn on the Sander by turning on the Switch 15 Always run the Sander for a few seconds before contacting the workpiece Contact the workpiece with minimal pressure If the Sander is not removing enough material try a grittier piece of sandpaper If you want to remove a lot of material fast use a belt sander All orbital sanders leave sanding marks on the workpiece To minimize sanding marks always try to sand with the grain of the wood Occasionally check the sandpaper for tears wear or fraying Replace if necessary When you are finished turn off the Switch 15 On Off Switch 15 W CHICAS SKU 93431 For technical questions please call 1 800 444 3353 Page 11 INSPECTION MAINTENANCE AND CLEANING 1 Z WARNING Make sure the Power Switch 15 of the Sander is in its OFF position and that the tool is unplugged from its electrical outlet before performing any inspection maintenance or cleaning procedures 2 BEFORE EACH USE inspect the general condition of the Sander Check for loose screws misalignment or binding of moving parts cracked or broken parts damaged electrical wiring and any other condition that may affect its safe operation If abnormal noise or vibration occurs have the problem corrected before further use Do not use damaged equipment Wipe the unit down after each use with a dry lint free cloth 2 Make sure the vents on the top are clear of dust and debris 3 Periodica
13. tact hidden wiring or its own cord Contact with a live wire will make exposed metal parts of the tool live and shock the operator Maintain labels and nameplates on the Sander These carry important information If unreadable or missing contact Harbor Freight Tools for a replacement Always wear safety impact eye goggles and a dust mask respirator when using or performing maintenance on this tool Using personal safety devices reduce the risk for injury Safety impact eye goggles and dust mask respirator are available from Harbor Freight Tools Maintain a safe working environment Keep the work area well lit Make sure there is adequate surrounding workspace Always keep the work area free of obstructions grease oil trash and other debris Do not use a power tool in areas near flammable chemicals dust and vapors Do not use this product in damp or wet locations When using a handheld power tool always maintain a firm grip on the tool with both hands to resist starting torque Always keep the extension cord away from moving parts of the tool Avoid unintentional starting Make sure you are prepared to begin work before plugging in the Sander Do not force the Sander This tool will do the work better and safer at the speed and capacity for which it was designed Never lay the Sander down until the rotating pad has come to a complete stop The rotating pad can grab the surface and putll the tool out of your control
14. these exposures varies depending on how 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 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 WARNING Exposure to aluminum oxide a dust generated from material removing processes can result in eye skin and respiratory irritation Always use a NIOSH National Institute for Occupational Safety and Health approved respirator and ANSI approved safety goggles Avoid skin exposure Proper ventilation in the work area is required 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 Note Performance of this tool if powered by line voltage may vary depending on variations in local line voltage Extension cord usage may also affect tool performance SKU 93431 For technical questions please call 1 800 444 3353 Page 6 GROUNDING Improperly
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