Harbor Freight Tools 93981 User's Manual
Contents
1. Place the Belt Sander so that it is sitting on its feet On Disc 22 loosen the Set Screw 17 with a Hex Wrench not supplied Slide the Disc all the way onto the Drive Shaft 6 so that the Set Screw 17 faces the flat surface on the Drive Shaft 6 Disc 22 Set Screw 17 Drive Shaft 6 Securely tighten the Set Screw 17 Table Installation Find the Table Bar 49 and insert one end into the mounting holes under the Table 59 as shown below left Hex Bolt 51 Flat Washer 53 and Lock Washer 52 Table 59 Flat Washer 54 and Adjusting Knob 55 Table Tilt Trunion 56 Insert the other end of the Table Bar end with the angle Pointer 58 into the Pivot Bracket 48 SKU 93981 For technical questions please call 1 800 444 3353 Page 9 3 Mount the Table Tilt Trunion 56 to the Table 59 using Hex Bolt 51 Flat Washer 53 and Lock Washer 52 Securely tighten See photos at the bottom of page 9 4 Mount the other end of the Table Tilt Trunion 56 to the Pivot Bracket 48 using Flat Washer 54 and Adjusting Knob 55 Securely tighten 5 Slide the Pivot Bracket 48 all the way onto the Rod 47 and tighten Set Screw 50 Mounting the Block Stop 1 Remove Disc 22 by loosing Set Screw 17 and pulling the Disc off Block Stop 7 X 7 se 4 Oh Se ON On ene 2 un aA ai Eny Ot ge e US RRR a E O a gy e eign ties sist hindi E E A A A A ie2. Al ways 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 120 OR 240 VOLT NAMEPLATE EXTENSION CORD LENGTH AMPERES at full load 25 Feet 50 Feet 75 Feet 100 Feet 150 Feet_ o mo tt 2 0 gt ST f o ona Y n Jowo o e o 161 200 132 to Table A Based on limiting the line voltage drop to five volts at 150 of the rated amperes SKU 93981 For technical questions please call 1 800 444 3353 Page 7 SYMBOLOGY No Xxxx min No Load Revolutions per Minute RPM UNPACKING When unpacking check to make sure that all the parts are included Refer to the Assembly section and the Assembly Drawing and Parts List at the end of this manual If any parts are missing or broken please call Harbor Freight Tools at the number on the cover of this manual as soon as possible ASSEMBLY INSTRUCTIONS Feet Placement 1 Carefully set the Belt Sander on its side 2 Find four rubber Feet 45 in the parts bag 45 45 3 Press fit each rubber Foot 45 over the lip of the Base 44 corner 4 Using Wrench 70 check the tightness of all the Nuts and Bolts under the Base 44 SKU 93981 For technical questions please call 1 800 444 3353 Page 8 1 2 Pivot Bracket 48 Mounting Sanding Disc
3. 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 facil ity 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 ground ing 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 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 following illustration See Figure A FIGURE A FIGURE B DOUBLE INSULATED TOOLS TOOLS WITH TWO PRONG PLUGS 1 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 Underwrite
4. PE PTE Gea aa Hex Bolt 20 Flat Washer 21 Platen 8 2 For sanding using the Belt 4 mount the Block Stop 7 to the Platen 8 using Hex Bolt 20 with Flat Washer 21 Securely tighten OPERATING INSTRUCTIONS gt eee Horizontal to Vertical Pivot Hex Nuts 13 Belt Tracking Ad justing Knob 35 Belt Tension Lever 34 Table 59 Angle Pointer 58 j j 1 A A Cues Ge ne A Sgex O Table Angle Scale Switch 16 Switch Key Table Angle Adjusting Knob 55 Controls and Adjustments SKU 93981 For technical questions please call 1 800 444 3353 Page 10 On Off Switch The locking On Off Switch 16 needs to have the Switch Key inserted before the switch can be used This feature prevents unauthorized use of the Belt Sander The locking Switch operates as follows 1 2 3 4 Insert plastic Switch Key into locking Switch 16 Press the Switch to the On position to start Press the Switch to the Off position to stop To lock switch in Off position pull out the key and store in a secure place Caution Never walk away from the Belt Sander when the machine is running Always lock the switch in the Off position when not in use Sanding Safety Tips Always maintain a maximum of 1 16 inch clearance between the table and the sand ing Disc CAUTION Do not use the right side of the disc for sanding The material could kickback Hold material securely while sanding to
5. Page 15 WARRANTY CARD VPS CN VP CENTRAL MACHINERY LIMITED 90 DAY 1 YEAR WARRANTY Harbor Freight Tools Co makes every effort to assure that its products meet high quality and durability standards Wand warrants to the original purchaser for a period of ninety days from date of purchase that the motor the belts if so equipped and the blades if so equipped are free of defects in materials and workmanship Harbor Freight Tools also warrants to the original purchaser for a period of one year from date of purchase that all other parts S gt and components of the product are free from defects in materials and workmanship This warranty does not apply f to damage due directly or indirectly to misuse abuse negligence or accidents repairs or alterations outside our facilities or to lack of maintenance We shall in no event be liable for death injuries to persons or property or for W incidental contingent special or consequential damages arising from the use of our product Some states do R lt not allow the exclusion or limitation of incidental or consequential damages so the above limitation of exclusion WW may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS Fl 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 explanatio
6. avoid kick back Leveling Table Assembly During this and other procedures refer to the photos on the previous page and the Assem bly Drawing on the last page 1 Place a combination square on the Table 59 so that it also touches the Sanding Disc 23 If the Table is 90 degrees to the Sanding Paper the square is flush on the Pad If the Table is not 90 degrees with the Pad loosen the Table Angle Adjusting Knob 55 and tilt the Table until the square is flush with the Pad Retighten the Knob to secure the table Loosen the angle Pointer 58 screw and adjust it so that it points to 90 degrees Re tighten screw Adjusting the Sanding Belt Tracking Turn the Belt Sander On lf the belt looks like it is going to slide off either roller the belt tracking needs to be adjusted described in the next step Turn the Belt Tracking Adjusting Knob 35 until the belt rides on the center of the Idle Roller 41 and Drive Drum 5 SKU 93981 For technical questions please call 1 800 444 3353 Page 11 Adjusting the Sanding Belt for Vertical Operation Caution Never make adjustments to the Belt Sander without first unplugging the line cord from the electrical outlet 1 Using a Wrench 70 loosen Hex Nuts 13 until the belt frame Platen 8 can be moved 2 Push the Platen to the desired angle 0 to 90 degrees Hex Nut 13 3 Retighten Hex Nuts 13 INSPECTION MAINTENANCE AND CLEANING A WARNING Make
7. benches and dark areas invite accidents 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 Keep bystanders children and visitors away while operating a power tool Dis tractions 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 Electrical Safety 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 REV 09 06 SKU 93981 For technical questions please call 1 800 444 3353 Page 2 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 quali fied electrician if you are in doubt as to whether the outlet is properly grounded lf 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 d
8. LCENTRAL MACHINERY FOUR INCH BELT AND 6 INCH DISC SANDER Were 31 93981 ASSEMBLY AND OPERATING INSTRUCTIONS Due to continuing improvements actual product may differ slightly from the product described herein et tae Da X 3491 MISSION OAKS BLVD CAMARILLO CA 93011 VISIT OUR WEB SITE AT HTTP WWW HARBORFREIGHT COM Copyright 2006 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 Power Requirement 120 VAC 60 Hz Motor Disc Speed Belt Speed Switch Sanding Belt Size Sand Disc Size Table Size Table Tilt Miter Gauge Overall Dimensions Weight 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 GENERAL SAFETY RULES WARNING READ AND UNDERSTAND ALL INSTRUCTIONS Failure to follow all instructions listed below may result in electric shock fire and or serious injury SAVE THESE INSTRUCTIONS Work Area Keep your work area clean and well lit Cluttered
9. er Roller Bolt Hex 8x16mm 8 Rod ooo o 58 Pointer Z 1 68 4 Pointer Miter Gage 69 Nut Hex 4mm 4 NOTE Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts 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 KINDTOTHE BUYERTHAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE IS QUALIFIEDTO 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 93981 For technical questions please call 1 800 444 3353 Page 14 ASSEMBLY DRAWING 63 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 SKU 93981 For technical questions please call 1 800 444 3353
10. g 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 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 non skid safety shoes hard hat or hearing protection must be used for appropriate conditions SKU 93981 For technical questions please call 1 800 444 3353 Page 3 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 adjust ments changing accessories or storing the tool Such preventive safety measures reduce the risk of 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 to
11. ilable from Harbor Freight Tools SKU 93981 For technical questions please call 1 800 444 3353 Page 4 10 11 12 13 14 15 16 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 dusts and vapors Do not use this product in a damp or wet location Avoid unintentional starting Make sure you are prepared to begin work before turn ing on the Belt Sander Do not force the Belt Sander This tool will do the work better and safer at the speed and capacity for which it was designed Always unplug the Belt Sander from its electrical outlet before performing any inspection maintenance or cleaning procedures Never leave the Belt Sander unattended while running Turn power off if you have to leave the Belt Sander Before each use check all nuts bolts and screws for tightness Vibration during mixing may cause these to loosen Keep extension cord off the ground and away from water Always connect the Line Cord to a Ground Fault Circuit Interrupter GFCI pro tected electrical outlet Install this product on a proper surface Locate on a flat level and solid surface that is capable of supporting the weight of the Belt Sander Always maintain a maximum of 1 16 inch clearance between the table and the sandi
12. n of the 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 W price if we cannot readily and quickly provide you with a replacement We will return repaired products at our A 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 i SAIN CZK CANN CANN CU ZINN CZK YS CAN CANIN SOIT I IIIS NY CZ AN N NSAKAAN N 7 KA NI i a X SKU 93981 For technical questions please call 1 800 444 3353 Page 16
13. ng Disc Do not use the right side of the disc for sanding The material could kick back Hold material securely while sanding to avoid kickback 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 lead from lead based paints crystalline silica from bricks and cement or other masonry products arsenic and chromium from chemically treated lumber Your risk from 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 A WARNING People with pacemakers should consult their physician s before us ing this product Electromagnetic fields in close proximity to a heart pacemaker could cause interference to or failure of the pacemaker SKU 93981 For technical questions please call 1 800 444 3353 Page 5 GROUNDING WARNING Improperly 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
14. oes not fit fully in the outlet reverse the plug If it still does not fit contact a qualified electrician to install 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 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 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 adjustin
15. ols 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 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 FOR THIS PRODUCT Maintain labels and nameplates on the Belt Sander These carry important informa tion If unreadable or missing contact Harbor Freight Tools for a replacement Always wear ANSI approved safety impact eye goggles and heavy work gloves when using the Belt Sander Using personal safety devices reduce the risk for injury Safety impact eye goggles and work gloves are ava
16. rs Laboratories Inc the Canadian Standard Association and the National Electrical Code See Figure B SKU 93981 For technical questions please call 1 800 444 3353 Page 6 2 Double insulated tools may be used in either of the 120 volt outlets shown in the pre ceding illustration See Figure B EXTENSION CORDS 1 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 exten sion cord Using extension cords with inadequately sized wire causes a serious drop in voltage resulting in loss of power and possible tool damage See Table A next page 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 Table A 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 Table A 9 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 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
17. sure the Power Switch of the Belt Sander is in its OFF position and that the tool is unplugged from its electrical outlet before performing any inspec tion maintenance or cleaning procedures 1 Before each use inspect the general condition of the Belt 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 Periodically recheck all nuts bolts and screws for tightness Cover and store in a clean and dry location Apply a light coat of paste wax to the worktable to make feeding stock easier Use compressed air to blow out dust and debris from sander and motor n m S O N The bearings within are sealed and do not require lubrication SKU 93981 For technical questions please call 1 800 444 3353 Page 12 Mounting Sanding Disc 1 Remove Table 59 surrounding Sanding Disc 23 2 Peel off old Sanding Disc 3 Align perimeter of new Sanding Disc 23 over Aluminum Disc 22 When aligned press disc firmly onto Disc Most Sanding Discs have self adhering properties Others may require application of an appropriate glue not supplied 4 Replace Table 59 Sanding Belt Replacement 1 Push the Belt Tension Lever 34 to the right to loosen the Belt 4 2 Slide the old Sanding Bel
18. t 4 off the Idler Roller 41 and Drive Drum 5 3 Slide the new Sanding Belt 4 onto the Idler Roller 41 and Drive Drum 5 Refer to the Parts List for correct Belt 4 replacement size 4 Push the Belt Tension Lever 34 to the left to tighten the Belt 4 5 Turn on the Belt Sander to test the new Belt If the Belt tracks to one side go to page 11 and follow the procedure for Belt Tracking Adjustment TROUBLESHOOTING Belt Sander does not Not plugged in to electrical outlet Connect to outlet turn on Switch key not inserted into Switch Insert Switch Key then push Switch to On position GFCI or facility circuit breaker open Reset circuit breakers Power Switch defective Replace Switch Motor or wiring problem Repair with a qualified technician Motor slows when V Belt too tight A qualified technician needs to sanding loosen tension Sanding with too much pressure on Apply less pressure when sanding stock Idler Roller sanding debris sive noise loosen SKU 93981 For technical questions please call 1 800 444 3353 Page 13 gt Fart VESCHIptOnN _ 1 Bolt Pan Head 4x8mm 6 1A Washer Lock 4mm 6 1B Washer Flat 4mm 6 Belt Sanding 4 x36 5 Drive Drum 6 DriveShaft O 1 8 Platten O y O tC 9 ScrewwithSetSquare 2 Table Bracket 1 13 Nut Hex 8mm _ _ 8 Disc Sandino Pulley Cover Tension Lever S Pat Description Qy Idl
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