Harbor Freight Tools 34951 User's Manual
Contents
1. USE EYE AND EAR PROTECTION Always wear ANSIl approved safety goggles Use a full face mask if the work you re doing produces metal filings dust or wood chips Wear a clean dust mask if the work creates a lot of fine or coarse dust When operating for extended periods of time use approved ear protection DON T ABUSE THE POWER CORD Do not yank it to disconnect it from receptacle Do not move bench mounted or floor standing machines with the power cord in the outlet Keep cord away from heat oil and sharp edges SECURE WORK Use clamps or a vise to hold the work if possible It s safer than using your hands and it frees both hands to operate the tool DON T OVERREACH Keep proper footing and balance at all times Do not reach over or across machines that are running MAINTAIN TOOLS WITH CARE Keep belt and disc clean for better and safer per formance Follow instructions for lubricating and changing accessories Inspect tool cords periodically and if damaged have them repaired by a qualified technician Keep handles dry clean and free from oil and grease DISCONNECT POWER Unplug when not in use before servicing and when chang ing accessories such as blades bits and cutters REMOVE ADJUSTING KEYS AND WRENCHES Make it a habit to check that keys and adjusting wrenches are removed from the tool or machine work surface before plugging it in AVOID UNINTENTIONAL STARTING Be sure the switch is in the OFF position when not2. 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 T 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 electri cian 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_ TABLE A Based on limiting the line voltage drop to five volts at 150 of the rated amperes SYMBOLOGY Double Insulated Volts Alternating Current Underwriters Laboratories Inc a Revolutions per Minute 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 SKU 34951 For technical questions please call 1 800 444 3353 Page 6 ASSEMBLY The Belt Sander is shipped almost completely assembled The major items to be at tached are the disc table 58 the belt table 31 and the sanding belt 6 These numbers refer to the assembly diagram and parts list at the back of this manual We will refer to the tall part of the sander angled
3. toward you as the front The on off switch is to your right h Se E Belt Table Assembly Get out the table 31 16mm screw 36 No 8 washer 2 locking nut 32 knob 33 spring 34 and screw 36 Remove the cover 3 by removing the securing knob 1 and lifting up The screw 36 goes on the inside the other pieces are installed from the outside The washer goes closer to the table then the locking nut followed by the knob spring and finally the last screw The knob is used to lock the table in place when adjusting the angle Do not replace the cover until the belt has been installed This is covered below Disc Assembly Remove the cover 50 Remove the dust collector 59 Stick the sanding disc on the disc wheel 53 Get the disc wheel to the shaft of the motor with the hex head bolt 52 Replace the cover and dust collector Disc Table Assembly Get out the table 58 4 x 22 pins 60 the No 6 washers 55 and the wing nuts 61 Attach the table to the cover using the wing nuts and washers Drive in the pins so that the table can swing for tilting Miter Gauge Assembly Get out the shaft 57 scale 56 No 6 washer 55 and fastening knob 54 Attach scale to shaft with washer and knob SKU 34951 For technical questions please call 1 800 444 3353 Page 7 INSTALLING AND REMOVING SANDING BELTS 1 UNPLUG THE MACHINE FROM THE POWER SOURCE 2 Unless it has already be
4. CENTRAL MACHINERY BELT DISC SANDER ASSEMBLY AND OPERATION INSTRUCTIONS Due to continuing improvements actual product may differ slightly from the product described herein 3491 Mission Oaks Blvd Camarillo CA 9301 1 Visit our website at http Awww harborfreight com TO PREVENT SERIOUS INJURY READ AND UNDERSTAND ALL WARNINGS AND INSTRUCTIONS BEFORE USE Copyright 1996 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 or replacement parts please call 1 800 444 3353 SPECIFICATIONS Motor 1 3 HP 2 4 A 110 V 60 Hz Single Phase 3450 RPM 3350 FPM 4 x 7 1 4 Table Tilt 45 both Dust Chute 1 1 2 both Save This Manual Weight 17 Pounds You will need this manual for the safety warnings and precautions assembly oper ating 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 Write the product s serial number in the back of the manual near the assembly dia gram or write month and year of purchase if product has no number Keep this manual and invoice in a safe and dry place for future reference IMPORTANT SAFETY PRECAUTIONS WARNING When using electric tools basic safety precaut
5. Do not leave tool until it comes to a complete stop BE CAUTIOUS WHEN SANDING WOOD THEN METAL Combining wood dust and metal filings can create a fire hazard Always clean away any wood dust before attempting to use the sander on metal products MAINTAIN A CLEARANCE OF 1 16 OR LESS BETWEENTHE TABLE ANDTHE SANDING BELT NEVER WEAR GLOVES OR HOLD THE WORKPIECE WITH A RAG WHEN SANDING DO NOT SAND PIECES THAT ARE TOO SMALL TO BE SAFELY SUPPORTED OR HELD Such pieces should be sanded by hand WARNING Some dust created by power sanding sawing grinding drilling 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 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 spe cially designed to filter out microscopic particles California Health amp Safety Code 25249 5 et seq GROUNDING A 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 prop
6. LS 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 Underwriters Laboratories Inc the Canadian Standard Association and the National Electrical Code See Outlets for 2 Prong Plug 2 Double insulated tools may be used in either of the 120 volt outlets shown in the preceding illustration See Outlets for 2 Prong Plug 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 extension cord Using extension cords with inadequately sized wire causes a seri ous drop in voltage resulting in loss of power and possible tool damage See Table A SKU 34951 For technical questions please call 1 800 444 3353 Page 5 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 5 If you are using one extension cord for more than one tool add the nameplate am peres and use the sum to determine the required minimum cord size See Table
7. erly 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 facil ity before use If the plug will not fit the outlet have a proper outlet installed by a qualified electrician REV 12 06 SKU 34951 For technical questions please call 1 800 444 3353 Page 4 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 resis tance path to carry electricity away from the user reducing the risk of electric shock See 3 Prong Plug and Outlet 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 3 Prong Plug and Outlet 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 3 Prong Plug and Outlet 3 Prong Plug and Outlet Outlets for 2 Prong Plug DOUBLE INSULATED TOO
8. in use and before plugging in STAY ALERT Watch what you are doing use common sense Don t operate any tool when you are tired CHECK 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 of moving parts binding of moving parts breakage of parts mounting and other conditions that may affect its operation Any part that is damaged should be properly repaired or replaced by an authorized service center unless otherwise indicated elsewhere in the instruction manual Have defective switches replaced by a qualified technician Don t use the tool if switch does not turn on and off properly REPLACEMENT PARTS AND ACCESSORIES When servicing use only identical replacement parts Only use accessories intended for use with this tool Approved accessories are available from Harbor Freight Tools DO NOT OPERATE TOOL IF UNDERTHE 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 machine SKU 34951 For technical questions please call 1 800 444 3353 Page 3 20 21 22 23 24 Zo 20 KEEP GUARDS IN PLACE All guards and fences need to be in proper working order and alignment Check before every use NEVER LEAVE TOOL RUNNING UNATTENDED Always turn off power
9. ions should always be followed to reduce the risk of fire electric shock and personal injury including the following READ ALL INSTRUCTIONS BEFORE USING THIS TOOL 1 KEEP WORK AREA CLEAN Cluttered areas invite injuries 2 CONSIDER WORK AREA CONDITIONS Don t use machines or power tools in damp wet or poorly lit locations Don t expose to rain Keep work area well lit Don t use tools in the presence of flammable gases or liquids 3 KEEP CHILDREN AWAY All children should be kept away from the work area Don t let them handle machines tools or extension cords 4 STORE IDLE EQUIPMENT When not in use tools should be locked up in a dry location to inhibit rust If possible store in an area out of reach of children 5 DON T FORCE THE MACHINE OR TOOL It will do the job better and more safely at the rate for which it was intended 6 USE THE RIGHT TOOL Don t force a small tool or attachment to do the work of a larger industrial tool Don t use a tool for a purpose for which it was not intended re DRESS PROPERLY Don t wear loose clothing or jewelry They can be caught in moving parts Protective electrically non conductive gloves and non skid footwear are recommended when working Wear protective hair covering to contain long hair preventing it from getting caught in machinery SKU 34951 For technical questions please call 1 800 444 3353 Page 2 10 11 12 13 14 15 16 17 18 19
10. lf SKU 34951 For technical questions please call 1 800 444 3353 Page 8 PARTS LIST A O o 1 Part 6 7 8 9 10 i EA 13 14 15 16 7 10 11 12 13 14 15 16 A 18 Part Description Q ty 35 Screw o So 36 M6x16Screw __ 3 37 Moor o So 38 flabl S 39 fSwitn J1 42 MotorWireBox 1 43 Capacitor S 44 WireBoxCover __ 1 45 3 5x13 Phillips Screw 60 f4x22Pn 2 66 M6x12Screw 2 a a SS lel Ole PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEM BLY 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 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 34951 For technical questions please call 1 800 444 3353 REV 03 98 Page 9 ASSEMBLY DIAGRAM Record Product s Serial Number Here Note If product has no serial number record month and year of purchase i
11. nstead Note Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts Sena SKU 34951 For technical questions please call 1 800 444 3353 Page 10
12. taken off remove the knob 1 from the top of the sander Remove the side cover 3 3 Put the belt over the upper wheel 8 and large belt wheel 29 4 Lift up on the belt tracking knob 19 and slide the belt over the lower belt wheel 5 Replace the cover ADJUSTING BELT TRACKING 1 The belt tracking adjustment was set at the factory so the belt should run true on its pulleys If however the belt does run to one side or the other or if you ve just installed a new belt you can adjust the track using the tracking knob 19 2 Stand at the left side of the machine on the far side from the on off switch Turn the tracking knob clockwise to move the belt away from you your right when standing in front Turn the knob counterclockwise to move the belt closer to you your left from the front This operation usually needs only a very slight turn of the tracking knob USE OF THE BACKSTOP 1 The backstop 26 is made of heavy gauge steel to support the workpiece you re sanding The backstop should be no more than 1 16 away from the back of the sanding belt 2 If the backstop needs adjustment there are two bolts 24 and two washers 25 which hold the backstop in place To move the backstop closer to the belt simply loosen these and move the backstop 3 For some operations such as polishing or strapping its advisable to remove the backstop entirely by unscrewing the two bolts two washers and the backstop itse
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