Harbor Freight Tools 5 in. High Speed Air Sander Product manual
Contents
1. 100 104 N N Snid 5 _7 SSCS CIMT 10 1001 BUIBEUTEP pue 1 jooy oy ate onw 0 spuug 2 5 SIN SIOW OL leq 59119154 ule 3 UONCIGIA 104 uoejosi SOUCUS UIEW WA SAS JO 5001095 59 105 ane leg o Ul Joyouy g UONEIGIA 29100 104 5100 Sped H N lt J 1 1 5100 9 Ajddng2. 9 For technical questions please call 1 800 444 3353 Page 9 SKU 68739 1 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 A Inspect tool before use looking for damaged loose and missing parts If any problems are found do not use tool until repaired Tool Set Up AWARNING TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION Turn off the tool detach the air supply safely discharge any residual air pressure in the tool and release the trigger before performing any inspection maintenance or cleaning procedures TO PREVENT SERIOUS INJURY Do not adjust or tamper with any control or component in a way not specifically explained within this manual Improper adjustment can result in tool failure or other serious hazards TO PREVENT SERIOUS INJURY DO NOT USE GRINDING DISCS GRINDING WHEELS OR CUT OFF WHEELS WITH THIS TOOL This tool has no safety shield TO PREVENT SERIOUS INJURY All accessories must be rated at or above 18 000 RPM Page 10 For technical questions please call 1 800 444 3353 Insert the Spindle Lock Pin 24 into the hole on the Spindle Ring 21 See Figure D Spindle Lock Pin 24 Spindle Ring 21 1 i Pad 22a b c Arbor Nut 23 Figure D Installing the Pad 2 Place the desired Pad 22a b c
3. Many accidents are caused by poorly maintained tools There is a risk of bursting if the tool is damaged Use only accessories that are identified by the manufacturer for the specific tool model Use of an accessory not intended for use with the specific tool model increases the risk of injury to persons Service a Tool service must be performed only by qualified repair personnel When servicing a tool use only identical replacement parts Use only authorized parts Use only the lubricants supplied with the tool or specified by the manufacturer Air Source a For technical questions please call 1 800 444 3353 Never connect to an air source that is capable of exceeding 200 psi Over pressurizing the tool may cause bursting abnormal operation breakage of the tool or serious injury to persons Use only clean dry regulated compressed air at the rated pressure or within the rated pressure range as marked on the tool Always verify prior to using the tool that the air source has been adjusted to the rated air pressure or within the rated air pressure range Never use oxygen carbon dioxide combustible gases or any bottled gas as an air source for the tool Such gases are capable of explosion and serious injury to persons SAVE THESE INSTRUCTIONS Page 3 Specific Safety Instructions Symbols Specific 1 The warnings and precautions discussed in this manual cannot cover all possible conditi
4. onto the Spindle Ring Apply a sandpaper disc of the same size to the Pad with the rough side facing away from the Pad 3 Secure Pad in place with the Arbor Nut 23 4 Remove the Spindle Lock Pin before use Work Piece and Work Area Set Up 1 Designate a work area that is clean and well lit The work area must not allow access by children or pets to prevent distraction and injury 2 Route the air hose along a safe route to reach the work area without creating a tripping hazard or exposing the air hose to possible damage The air hose must be long enough to reach the work area with enough extra length to allow free movement while working 3 Secure loose workpieces using a vise or clamps not included to prevent movement while working 4 There must not be hazardous objects such as utility lines or foreign objects nearby that will present a hazard while working SKU 68739 General Operating Instructions Note Remove the Spindle Lock Pin before use 1 Ifan automatic oiler is not used add a few drops of Pneumatic Tool Oil to the airline connection before use Add a few drops more after each hour of continual use 2 Squeeze the Trigger and allow the tool to come up to full speed 3 The tool s speed can be adjusted by turning the Air Regulator 4 Apply the sandpaper disc to the workpiece lightly and at a slight angle to prevent the Arbor Nut from gouging the workpiece Keep the disc moving cross the surface
5. 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 Parts List Part Description Q ty Part Description Q ty 6 Air Regulator __ 1 20 1 __8 Spring 1 21 SpindleRing 1 9 Throttle Vaive __ 1 22a 1 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 14 For technical questions please call 1 800 444 3353 SKU 68739 Assembly Diagram SKU 68739 For technical questions please call 1 800 444 3353 Page 15 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 This warranty does not apply to damage due directly or indirectly to misuse abus
6. maximum air pressure Excess air pressure is hazardous and may cause the tool to exceed stated maximum speed Pad 22a b c Spindle Ring 21 Arbor Nut 23 Trigger 12 Air Inlet 7 Air Regulator 6 Figure A Components and Controls Page 6 For technical questions please call 1 800 444 3353 SKU 68739 Initial Tool Set 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 Note For additional information regarding the parts listed in the following pages refer to the Assembly Diagram near the end of this manual Note This air tool may be shipped with a protective plug covering the air inlet Remove this plug before set up Air Supply AWARNING TO PREVENT SERIOUS INJURY FROM EXPLOSION Use only clean dry regulated compressed air to power this tool Do not use oxygen carbon dioxide combustible gases or any other bottled gas as a power source for this tool 1 Incorporate a filter regulator with pressure gauge oiler in line shutoff valve and quick coupler for best service as shown on Figure B on page 8 and Figure C on page 9 An in line shutoff ball valve is an important safety device because it controls the air supply even if the air hose is ruptured The shutoff valve should be a ball valve because it can be closed quickly Note If an automatic oiler sys
7. 1 800 444 3353
8. CENTRALPNEUMATIC 5 High Speed Air Sander Item 68739 AWARNING Read this material before using this product Failure to do so can result in serious injury SAVE THIS MANUAL When unpacking sure that the product is intact undamaged If any parts are missing or broken please call 1 800 444 3353 as soon as possible Visit our website at http www harborfreight com Copyright 2011 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 Diagrams within this manual may not be drawn proportionally Due to continuing improvements actual product may differ slightly from the product described herein Tools required for assembly and service may not be included 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 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 Safety Alert Symbol and Signal Words In this manual on the labeling and all other information provided with this product This is the safety alert symbol It is used to alert you to potential personal injury hazards Obey all safety messages t
9. alifornia to cause birth defects or other reproductive harm California Health 4 Safety code 25249 5 et seq WARNING marking concerning Risk of Hearing Loss Wear hearing protection 4 Only use with accessories rated to handle the WARNING marking concerning Risk of Eye Injury Wear ANSI approved eye protection forces exerted by this tool during operation WARNING marking concerning Risk of Respiratory Injury Wear NIOSH approved dust mask respirator WARNING marking concerning Risk of Explosion Page 4 For technical questions please call 1 800 444 3353 Other accessories not designed for the forces generated may break and forcefully launch pieces Attach all accessories properly to the tool before connecting the air supply A loose accessory may detach or break during operation Obey the manual for the air compressor used to power this tool Install an in line shutoff valve to allow immediate control over the air supply in an emergency even if a hose is ruptured Use this tool with both hands only Using tools with only one hand can result in loss of control Do not lay the tool down until it has come to a complete stop Moving parts can grab the surface and pull the tool out of your control SKU 68739 Vibration Precautions This tool vibrates during use Repeated or long term exposure to vibration may cause temporary or permanent physical injury particularly to the hands arms and shoulders To
10. e TO PREVENT SEROUS INJURY FROM EXPLOSION Lubricate the tool only with specified lubricants Lubricate the air inlet using only pneumatic tool oil Other lubricants may damage the mechanism and may be highly flammable causing an explosion Page 12 For technical questions please call 1 800 444 3353 Cleaning Maintenance and Lubrication Note These procedures are in addition to the regular checks and maintenance explained as part of the regular operation of the air operated tool Daily Air Supply Maintenance Every day perform maintenance on the air supply according to the component manufacturers instructions The lubricator s oil level needs to be maintained and the moisture filter must be regularly drained Performing routine maintenance on the air supply will allow the tool to operate more safely and will also reduce wear on the tool SKU 68739 Troubleshooting Possible Causes Likely Solutions Decreased output 1 Not enough air pressure and Check for loose connections and make sure that or air flow air supply is providing enough air flow CFM at required pressure PSI to the tool s air inlet Do not exceed maximum air pressure Obstructed trigger Clean around trigger to ensure free movement Incorrect lubrication or Lubricate using air tool oil according to directions not enough lubrication Blocked air inlet screen Clean air inlet screen of buildup if equipped Air leaking from
11. e negligence or accidents repairs or alterations outside our facilities criminal activity improper installation normal wear and tear or to lack of maintenance We shall in no event be liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our product Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS 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 explanation 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 price if we cannot readily and quickly provide you with a replacement We will return repaired products at our 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 CENTRALPNEUMATIC 3491 Mission Oaks Blvd PO Box 6009 Camarillo CA 9301
12. for best results 5 Ifthe tool requires more force to accomplish the task verify that the tool receives sufficient unobstructed airflow CFM and increase the pressure PSI output of the regulator up to the maximum air pressure rating of this tool CAUTION TO PREVENT INJURY FROM TOOL OR ACCESSORY FAILURE Do not exceed the tool s maximum air pressure rating If the tool still does not have sufficient force at maximum pressure and sufficient airflow then a larger tool may be required 6 To prevent accidents turn off the tool detach the air supply safely discharge any residual air pressure in the tool and release the trigger after use Clean external surfaces of the tool with clean dry cloth and apply a thin coat of tool oil Then store the tool indoors out of children s reach SKU 68739 For technical questions please call 1 800 444 3353 Page 11 User Maintenance Instructions AWARNING TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION Turn off the tool detach the air supply safely discharge any residual air pressure in the tool and release the trigger before performing any inspection maintenance or cleaning procedures Procedures not specifically explained in this manual must be performed only by a qualified technician TO PREVENT SERIOUS INJURY FROM TOOL FAILURE Do not use damaged equipment If abnormal noise vibration or leaking air occurs have the problem corrected before further us
13. found If the tool will not be used at this time turn off and detach the air supply safely discharge any residual air pressure and release the trigger to prevent accidental operation Note Residual air pressure should not be present after the tool is disconnected from the air supply However it is a good safety measure to attempt to discharge the tool in a safe fashion after disconnecting to ensure that the tool is disconnected and unpowered Page 7 100 12 Sul 104 puysnipy div H 9 saseasou 1 se j pue 3 00 J04 7 po ojemnssedie ______________________ 0 99910 YJOM JO 00 HIP __________________ JOO 0 53290005 JIV y 5100 5100 Ajddng ajqeyiog g ainbi4 SKU 68739 For technical questions please call 1 800 444 3353 Page 8 1001 12 MOIE Bulun oul 22214 5
14. hat follow this symbol to avoid possible injury or death DANGER indicates a hazardous situation which if not avoided will result in death or serious injury AWARNING WARNING indicates a hazardous situation which if not avoided could result in death or serious injury ACAUTION CAUTION used with the safety alert symbol indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE NOTICE is used to address practices not related to personal injury CAUTION CAUTION without the safety alert symbol is used to address practices not related to personal injury Page 2 For technical questions please call 1 800 444 3353 IMPORTANT SAFETY INSTRUCTIONS INSTRUCTIONS PERTAINING TO A RISK OF FIRE ELECTRIC SHOCK OR INJURY TO PERSONS WARNING When using tools basic precautions should always be followed including the following General a To reduce the risks of electric shock fire and injury to persons read all the instructions before using the tool Work Area a Keep the work area clean and well lighted Cluttered benches and dark areas increase the risks of electric shock fire and injury to persons b Do not operate the tool in explosive atmospheres such as in the presence of flammable liquids gases or dust The tool is able to create sparks resulting in the ignition of the dust or fumes c Keep bystanders children and visitors away
15. ing the tool Prolonged exposure to high intensity noise is able to cause hearing loss Tool Use and Care a SKU 68739 Use clamps or another practical way to secure and support the workpiece to a stable platform Holding the work by hand or against the body is unstable and is able to lead to loss of control Do not force the tool Use the correct tool for the application The correct tool will do the job better and safer at the rate for which the tool is designed Do not use the tool if the switch does not turn the tool on or off Any tool that cannot be controlled with the switch is dangerous and must be repaired Disconnect the tool from the air source before making any adjustments changing accessories or storing the tool Such preventive safety measures reduce the risk of starting the tool unintentionally Turn off and detach the air supply safely discharge any residual air pressure and release the trigger before leaving the work area Store the tool when it is idle out of reach of children and other untrained persons A tool is dangerous in the hands of untrained users Maintain the tool with care Keep a cutting tool sharp and clean A properly maintained tool with sharp cutting edges reduces the risk of binding and is easier to control Check for misalignment or binding of moving parts breakage of parts and any other condition that affects the tool s operation damaged have the tool serviced before using
16. loose housing 5 Make sure housing is properly assembled and tight Mechanism contaminated Have qualified technician clean and lubricate mechanism Install in line filter in air supply as stated in Initial Set Up Air Supply Housing heats Incorrect lubrication or Lubricate using air tool oil according to directions during use not enough lubrication Have qualified technician inspect internal Worn parts mechanism and replace parts as needed Severe air leakage 1 Cross threaded housing Check for incorrect alignment and uneven gaps Slight air leakage components If cross threaded disassemble and is normal replace damaged parts before use especially on Loose housing Tighten housing assembly If housing cannot tighten older tools properly internal parts may be misaligned Damaged valve or housing Replace damaged components Dirty worn or damaged valve 4 Clean or replace valve assembly Follow all safety precautions whenever diagnosing or servicing the tool Disconnect air supply before service SKU 68739 For technical questions please call 1 800 444 3353 Page 13 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
17. ons 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 Safety Instructions Symbol Definitions Symbol Property or statement 2 WARNING Some dust created by power No load speed sanding sawing grinding drilling and other construction activities contains chemicals Revolutions or reciprocation per minute PSI Pounds per square inch of pressure Foot pounds of torque 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 Blows per minute CFM Cubic Feet per Minute flow CF Cubic Feet per Minute flow at standard conditions National pipe thread tapered California Health amp Safety Code 25249 5 et seq National pipe thread straight 3 WARNING The brass components of this product contain lead a chemical known to the State of C
18. reduce the risk of vibration related injury 1 Anyone using vibrating tools regularly or for an extended period should first be examined by a doctor and then have regular medical check ups to ensure medical problems are not being caused or worsened from use Pregnant women or people who have impaired blood circulation to the hand past hand injuries nervous system disorders diabetes or Raynaud s Disease should not use this tool If you feel any symptoms related to vibration such as tingling numbness and white or blue fingers seek medical advice as soon as possible 2 Donot smoke during use Nicotine reduces the blood supply to the hands and fingers increasing the risk of vibration related injury 3 Wear suitable gloves to reduce the vibration effects on the user 4 Use tools with the lowest vibration when there is a choice 5 Include vibration free periods each day of work 6 Grip tool as lightly as possible while still keeping safe control of it Let the tool do the work 7 To reduce vibration maintain tool as explained in this manual If abnormal vibration occurs stop immediately SKU 68739 SAVE THESE INSTRUCTIONS For technical questions please call 1 800 444 3353 Page 5 Functional Description Specifications Operating Air Pressure 90 PSI Air Inlet 1 4 18 NPT Maximum Speed 18 000 RPM Average Air Consumption 4 CFM 90 PSI Pad Capacity 7 8 arbor x 5 Maximum speed at stated
19. tem is not used add a few drops of Pneumatic Tool Oil to the airline connection before operation Add a few more drops after each hour of continual use SKU 68739 For technical questions please call 1 800 444 3353 2 Attach an air hose to the compressor s air outlet Connect the air hose to the air inlet of the tool Other components such as a quick connect plug and quick connect coupler will make operation more efficient but are not required AWARNING TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION Do not install a female quick coupler on the tool Such a coupler contains an air valve that will allow the air tool to retain pressure and operate accidentally after the air supply is disconnected Note Air flow and therefore tool performance be hindered by undersized air supply components The air hose must be long enough to reach the work area with enough extra length to allow free movement while working 3 Release the Trigger 4 on the air compressor according to the manufacturer s directions and allow it to build up pressure until it cycles off 5 Adjust the air compressor s output regulator so that the air output is enough to properly power the tool but the output will not exceed the tool s maximum air pressure at any time Adjust the pressure gradually while checking the air output gauge to set the right pressure range 6 Inspect the air connections for leaks Repair any leaks
20. while operating the tool Distractions are able to result in the loss of control of the tool Personal Safety a Stay alert Watch what you are doing and use common sense when operating the tool Do not use the tool while tired or under the influence of drugs alcohol or medication A moment of inattention while operating the tool increases the risk of injury to persons b Dress properly Do not wear loose clothing or jewelry Contain long hair Keep hair clothing and gloves away from moving parts Loose clothes jewelry or long hair increases the risk of injury to persons as a result of being caught in moving parts c Avoid unintentional starting Be sure the switch is off before connecting to the air supply Do not carry the tool with your finger on the switch or connect the tool to the air supply with the switch on d Remove adjusting keys and wrenches before turning the tool on Awrench or a key that is left attached to a rotating part of the tool increases the risk of personal injury SKU 68739 Do not overreach Keep proper footing and balance at all times Proper footing and balance enables better control of the tool in unexpected situations Use safety equipment A dust mask non skid safety shoes and a hard hat must be used for the applicable conditions Wear heavy duty work gloves during use Always wear eye protection Wear 5 safety goggles Always wear hearing protection when us
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