Harbor Freight Tools 1/2 in. Air Impact Wrench Product manual
Contents
1. oo aunssoudure snp ven 9091dy JOM JO 00 uonesuepuoo pue Ulp suewd L I boopespsuo 20 ay H esn Jo oj sung z eur uoueg ussfsuoyemmpuumpo 4 seul 2 sejnquisiq pepueuiuiooeJ eur 3 UONEJQIA 204 10 josuopes ______________ 2 saed ul s08seidul09 seinoag 8 pue esiou 104 sped uondi sog H 5100 a 4 L E we 0s H 9 51001 9 D pojeouqn WEIL 3i bez dn s Ajddns sry Ajeuonejs g 4 For technical questions please call 1 888 866 5797 Page 9 Item 61718 m 5 z 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 Inspect2. 7 Warranty tn ome edic roce eden OO dre cat a dive ora ares prev ae Apes 10 o gt m lt CENTRALPNEUMATIC WARNING SYMBOLS AND DEFINITIONS This is the safety alert symbol Itis used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury or death A DANGER Indicates a hazardous situation which if not avoided will result in death or serious injury AWARNING Indicates a hazardous situation which if not avoided could result in death or serious injury Indicates a hazardous situation which if not avoided ACAUTION could result in minor or moderate injury NOTICE CAUTION Addresses practices not related to personal injury 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 To reduce the risks of electric shock fire and injury to persons read all the instructions before using the tool Work Area 1 Keep the work area clean and well lighted 3 Keep bystanders children and visitors away Cluttered benches and dark areas increase the while operating the tool Distractions are risks of electric shock fire and injury to persons able to result in the loss of control of the tool 2 Do not operate the tool in explosive atmospheres such as in the presence
3. or leaking air occurs have the problem corrected before further use 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 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 1 BEFORE EACH USE inspect the general 3 Weekly Lubrication condition of the tool Check for Add a high quality machine oil to the oil inlet by removing the Oil Screw loose hardware or housing misalignment or binding of moving parts Oil Inlet cracked or broken parts and any other condition that may affect its safe operation 2 Daily Air Supply Maintenance Every day maintain the air supply according to the component manufacturers instructions Maintain the lubricator s oil level Drain the moisture filter regularly Performing routine air supply maintenance will allow the tool to operate more safely and will also reduce wear on the tool Figure C Oil Screw 4 Quarterly every 3 months Tool Disassembly Cleaning and Inspection Have the internal mechanism cleaned inspected and lubricated by a qualified technician Page 12 For technical questions please call 1 888 866 5797 Item 61718 Troubles
4. 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 Item 61718 For technical questions please call 1 888 866 5797 Page 7 100 eui 404 jeuondo Bunsn py H aoaidyiom JOdeA jeuondo 1e uq Jeues o Jej dnoo seseeJou Jeuondo 1epee aseje saposa 3 uoneougn 00 J04 jeuondo EB eoeidx10 JO 00 woy up ue eJd ________________ ioropyesieuuo 80H FIV uondio soeg 5100 5100 dn s Ajddnsg 4 SETUP Item 61718 For technical questions please call 1 888 866 5797 Page 8 dNLas 100 eui J04 jeuondo eAjeA Bunsn py jeuondo Jeues o Jr N Jojdnoo seseeJou jeuondo uopoeuuoo ______________ q uoneouqn 00 104
5. 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 Do not smoke during use Nicotine reduces the blood supply to the hands and fingers increasing the risk of vibration related injury Wear suitable gloves to reduce the vibration effects on the user Use tools with the lowest vibration when there is a choice Include vibration free periods each day of work Grip tool as lightly as possible while still keeping safe control of it Let the tool do the work To reduce vibration maintain tool as explained in this manual If abnormal vibration occurs stop immediately A SAVE THESE INSTRUCTIONS Item 61718 For technical questions please call 1 888 866 5797 Page 5 Functional Description Specifications Air Inlet 1 4 18 NPT Rated Speed 7 000 RPM Average Air Consumption 5 CFM 90 PSI Arbor Chuck Capacity Rated speed at stated maximum air pressure Excess air pressure is hazardous and may cause the tool to exceed stated rated speed Components and Controls Anvil i Control Valve Trigger Air Regulator Air Inlet CENTRALPNEUMATIC Page 6 For technical questions please call 1 888 866 5797 Item 61718 Initial Tool Set Up Assembly Read the ENTIRE IMPORTANT SAFETY INFORMATION section at
6. of flammable liquids gases or dust The tool is able to create sparks resulting in the ignition of the dust or fumes Page 2 For technical questions please call 1 888 866 5797 Item 61718 Personal Safety 1 Stay alert Watch what you are doing and 5 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 6 2 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 T a result of being caught in moving parts 3 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 4 Remove adjusting keys and wrenches before turning the tool on A wrench or a key that is left attached to a rotating part of the tool increases the risk of personal injury Tool Use and Care 1 Use clamps or another practical way to secure 5 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 6 2 Do not force the tool Use the correct tool for the application The correct tool will do the job b
7. 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 3 Turn the tool s throttle or switch to the off position oiler in line shutoff valve and quick coupler for refer to Operation section for description of controls best service as shown on Figure on 8 u and Figure B on page 9 An in line shutoff 4 Close the in line shutoff valve between ball valve is an important safety device because the compressor and the tool Tp 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 5 Turn on the air compressor according to the manufacturer s directions and allow it to build up pressure until it cycles off Note If an automatic oiler system is not used add a few drops of Pneumatic Tool Oil to the airline connection before ope
8. 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 throttle and or turn the switch to its off position 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 haa rds 1 Push the Control Valve forward so that the end 4 Push and snap the required 1 2 drive of the Valve protrudes out above the Trigger impact socket not included onto the Anvil for clockwise forward tool operation CAUTION Only use impact rated accessories 2 Push the Control Valve back so that the end of with this tool Other accessories may the Valve protrudes from the back of the Housing shatter chip or crack during operation for counterclockwise reverse tool operation 3 Adjust air flow by pushing down Air Regulator and turning knob from positions 1 through 4 aligning desired number setting with the recessed arrow Position 1 allows the lowest amount of air flow Position 4 allows the highest amount of air flow Workpiece and Work Area Set Up 1 Designate a work area tha
9. Here Description 23 jBalBeaing 2 24 Cylinder 1 25 Rotor O 1 j 26 j RotoBlade 6 27 1 28 Front Dowel Pin 29 RearEndPlate 1 30 1 31 RearGasket 1 32 Back Cover ____ 1 33 Spring Washer 4 34 ___ 35 _____ _1 36 1 37 SetScrew __ ___ _1 38 ExhaustDeflector _____ 1 39 Tapping Screw ______ 2 40 Pug _____ _1 j 41 Nose Rubber 1 O Ring 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 1 888 866 5797 Item 61718 Assembly Diagram AONVNALNIVIN For technical questions please call 1 888 866 5797 Page 15 Item 61718 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 abuse negligence or accide
10. Owner s Manual amp Safety Instructions 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 CENTRALPNEUMATIC 1 2 air impact wrench Visit our website at http www harborfreight com ITEM 61718 BEY 14a Email our technical support at productsupport harborfreight com When unpacking make sure that the product is intact and undamaged If any parts are missing or broken AWARNING please call 1 888 866 5797 as soon as possible Copyright 2013 by Harbor Freight Tools All rights reserved l No portion of this manual or any artwork contained herein may be reproduced in Read this material before using this product any shape or form without the express written consent of Harbor Freight Tools Failure to do so can result in serious injury Diagrams within this manual may not be drawn proportionally Due to continuing SAVE THIS MANUAL improvements actual product may differ slightly from the product described herein Tools required for assembly and service may not be included Table of Contents TREE LE 2 Maintenarice 12 6 Parts List and Diagram 14
11. ct contain lead a chemical known to the State of California to cause birth defects or other reproductive harm California Health amp Safety Code 25249 5 et seq 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 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 Only use with accessories rated to handle the forces exerted by this tool during operation 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 SAFETY 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
12. etter and safer at the rate for which the tool is designed 3 Do not use the tool if the switch does T not turn the tool on or off Any tool that cannot be controlled with the switch is dangerous and must be repaired 4 Disconnect the tool from the air source before making any adjustments changing accessories or storing the tool Such preventive 8 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 throttle and or turn the switch to its off position before leaving the work area Service 1 Tool service must be performed only 3 by qualified repair personnel 2 When servicing a tool use only identical replacement parts Use only authorig d parts Item 61718 For technical questions please call 1 888 866 5797 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 SAFETY Always wear eye protection Wear ANSI approved safety goggles Always wear hearing protection when using the tool Prolonged exposure to high intensity noise is able to cause hearing loss Store the tool when it is idle out of reach of children and other untrained persons A tool is dangerous in the ha
13. hooting Possible Causes Likely Solutions Decreased output Severe air leakage Slight air leakage is normal especially on older tools Housing heats during use 1 Not enough air pressure and or air flow Obstructed trigger Incorrect lubrication or not enough lubrication Blocked air inlet screen if equipped Air leaking from loose housing Mechanism contaminated Cross threaded housing components Loose housing Damaged valve or housing Dirty worn or damaged valve Incorrect lubrication or not enough lubrication Worn parts Check for loose connections and make sure that air supply is providing enough air flow CFM at required pressure PSI to the tool s air inlet Do not exceed maximum air pressure Clean around trigger to ensure free movement Lubricate using air tool oil according to directions Clean air inlet screen of buildup Make sure housing is properly assembled and tight Have qualified technician clean and lubricate mechanism Install in line filter in air supply as stated in Setup Air Supply Check for incorrect alignment and uneven gaps If cross threaded disassemble and replace damaged parts before use Tighten housing assembly If housing cannot tighten properly internal parts may be misaligned Technician needs to disassemble tool align parts and reassemble Replace damaged components Clean or rep
14. lace valve assembly Lubricate using air tool oil according to directions Have qualified technician inspect internal mechanism and replace parts as needed Follow all safety precautions whenever diagnosing or servicing the tool Disconnect air supply before service Item 61718 For technical questions please call 1 888 866 5797 Z lt 2 lt 13 2 m gt Z O m Parts List and Diagram 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 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 Pat Description 6 Vave Stem 8 StelBal 9 Spring Spring J y O 10 Air Inlet 18 NPT Hammer Cage Record Product s Serial Number
15. mum 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 7 The amount of actual torque may vary depending on the cleanness and condition of the threads and other factors If tightening critical components check the actual torque applied to the fastener with a mechanical torque wrench not supplied 8 To prevent accidents turn off the tool detach the air supply safely discharge any residual air pressure in the tool and release the throttle and or turn the switch to its off position 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 z E lt x Qc CENTRALPNEUMATIC Item 61718 For technical questions please call 1 888 866 5797 Page 11 2 m Z gt Z O m User Maintenance Instructions Procedures not specifically explained in this manual must be performed only by a qualified technician 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 throttle and or turn the switch to its off position before performing any inspection maintenance or cleaning procedures TO PREVENT SERIOUS INJURY FROM TOOL FAILURE Do not use damaged equipment If abnormal noise vibration
16. nds 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 If damaged have the tool serviced before using 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 Use only the lubricants supplied with the tool or specified by the manufacturer Page 3 Air Source Never connect to an air source that 2 Never use oxygen carbon dioxide combustible is capable of exceeding 200 psi gases or any bottled gas as an air source Over pressurizing the tool may cause for the tool Such gases are capable of bursting abnormal operation explosion and serious injury to persons 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 A SAVE THESE INSTRUCTIONS o g
17. nts 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 93011 1 888 866 5797
18. ration Add a few more drops after each hour of continual use 6 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 2 Attach an air hose to the compressor s air outlet Adjust the pressure gradually while checking the Connect the air hose to the air inlet of the tool air output gauge to set the right pressure range Other components such as a coupler plug and quick coupler will make operation more efficient but are not required 7 Inspect the air connections for leaks Repair any leaks found 8 Ifthe tool will not be used at this time turn off and detach the air supply safely discharge any residual air pressure and release the throttle and or turn the switch to its off position to prevent accidental operation A WARNING 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 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 not powered Note Air flow and therefore tool performance can be hindered
19. t mA m lt Symbols and Specific Safety Instructions Symbol Definitions Symbol Property or statement Symbol Property or statement te No load speed National pipe thread tapered min_ Revolutions or reciprocation per minute NPS National pipe thread straight WARNING marking PSI Pounds per square inch of pressure concerning Risk of Eye TANIN Wear ANSI approved eye protection Foot pounds of torque _ J WARNING marking concerning Risk of Hearing Loss Wear hearing protection Blows per minute WARNING marking concerning dt eee e Risk of Respiratory Injury Wear NIOSH approved dust mask respirator Cubic Feet per Minute flow serm SCFM Ai Stane Ard CONGINONS WARNING marking concerning A Risk of Explosion Page 4 For technical questions please call 1 888 866 5797 Item 61718 Specific Safety Instructions 1 The amount of actual torque may vary depending on the cleanness and condition of the threads and other factors If tightening critical components check the actual torque applied to the fastener with a mechanical torque wrench not supplied 2 The warnings and precautions discussed in this 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 3 WARNING The brass components of this produ
20. t is clean and well lit 3 Secure loose workpieces using a vise or clamps The work area must not allow access by children not included to prevent movement while working or pets to prevent distraction and injury 4 There must not be hazardous objects 2 Route the air hose along a safe route to reach such as utility lines or foreign objects nearby the work area without creating a tripping hazard that will present a hazard while working 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 GENTRALPNEUMATIG Page 10 For technical questions please call 1 888 866 5797 Item 61718 General Operating Instructions 1 If an 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 Connect the air hose to the air inlet of the tool If tightening the nut tighten by hand as much as possible first Place the socket over the nut Grip the Impact Wrench firmly with two hands and squeeze the Trigger 6 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 maxi
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