Harbor Freight Tools 3/8 in. Mini Air Ratchet Wrench Product manual
Contents
1. 6 Spin Cis 1 8 ArVaveCap 1 9 ExhaustSleeve 1 1 14 Pin 1 36 Ratchet Anvil 1 40 Ball 1 2 20 Ball 000 00000 SKU 99898 For technical questions please call 1 800 444 3353 Page 13 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 accidents repairs or alterations outside our facilities criminal ac tivity 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 com plaint must accompany the merchandise If our inspe2. Coupler Regulator with Pressure Gauge Incorporate an in line oiler shut off valve regulator with pressure gauge and filter for best service as shown in the diagram above An in line shut off valve is an important safety device because it controls the air supply even if the air hose is rup tured Note If an automatic oiler system is not used add a few drops of Pneumatic Tool Oil to the airline connection be fore operation Add a few more drops after each hour of continual use Attach an air hose to the compres sor s air outlet Connect the air hose to the air inlet of the tool Other com Page 7 ponents such as a connector and quick 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 perfor mance can be hindered by under sized air supply components 3 The air hose must be long enough to reach the work area with enough extra length to allow free movement while working 4 Make sure the tool s throttle is in the off position refer to Operation section for description of controls 5 Close the in line safety valve be tween the compressor and the tool 6 Turn on the air compressor
3. according to the manufacturer s directions and allow it to build up pressure until it cycles off 7 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 8 Inspect the air connections for leaks Repair any leaks found If the tool will not be used at this time turn off and detach the air sup ply safely discharge any residual air pressure and release the throttle and or turn the switch to its off posi tion 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 SKU 99898 For technical questions please call 1 800 444 3353 Page 8 OPERATING INSTRUCTIONS SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product Read the ENTIRE IMPORTANT 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 TO PREVENT AWARNING SERIOUS INJURY FROM ACCIDENTAL OPERATION Turn off the tool de
4. create sparks resulting in the ignition of the dust or fumes c Keep bystanders children and visitors away while operating the Page 2 SKU 99898 tool Distractions are able to result in the loss of control of the tool Personal safety Stay alert Watch what you are do ing and use common sense when operating the tool Do not use the tool while tired or under the influ ence of drugs alcohol or medica tion A moment of inattention while operating the tool increases the risk of injury to persons 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 Avoid unintentional starting Be sure the switch is off before con necting 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 Do not overreach Keep proper footing and balance at all times Proper footing and balance enables better control of the tool in unexpect ed 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 protec tion Wear ANSI ap proved safety goggles Always wear hearing protection when using the tool Prolonged expo sure to hi
5. residual air pressure and release the throttle before leaving the work area Store the tool when it is idle out of reach of children and other un trained persons A tool is dangerous in the hands of untrained users Maintain the tool with care Keep a cutting tool sharp and clean A prop erly maintained tool with sharp cut ting edges reduces the risk of binding and is easier to control Check for misalignment or bind ing of moving parts breakage of parts and any other condition that affects the tool s operation If dam aged 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 Service 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 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 co
6. the internal mechanism cleaned inspected and lubricated by a qualified technician If the vanes need replacement all vanes should be replaced as a set SKU 99898 For technical questions please call 1 800 444 3353 Page 11 Troubleshooting Possible Causes Likely Solutions Decreased output 1 Not enough air pressure and Check for loose connections and make sure Housing heats during use Severe air leakage Slight air leakage is normal especially on older tools or air flow Obstructed trigger Incorrect lubrication or not enough lubrication Blocked air inlet screen if equipped Air leaking from loose housing Mechanism contaminated Vane wear or damage Incorrect lubrication or not enough lubrication Worn parts Cross threaded housing components Loose housing Damaged valve or housing Dirty worn or damaged valve 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 and grease 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 Initial Set Up Air Supply Replace all vanes Lubricate using
7. vibration maintain tool as explained in this manual If abnormal vibration occurs stop immediately SAVE THESE INSTRUCTIONS SKU 99898 For technical questions please call 1 800 444 3353 Page 6 FUNCTIONAL DESCRIPTION Specifications Air Inlet 1 4 18 NPT Air Consumption 4 CFM 90 PSI INITIAL TOOL SET UP ASSEMBLY Read the ENTIRE IMPORTANT A 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 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 throughout the manual as soon as possible This air tool may be shipped with a protective plug covering the air inlet Remove this plug before set up SKU 99898 AWARNING For technical questions please call 1 800 444 3353 Air Supply TO PREVENT 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 Male Male Connector Connector un EN a Z i Quick Coupler Nair Hose on Reel I n Air Compressor Recommended Air Line Components Quick
8. CENTRAL PNEUMATIC eae Lan Sa ua Professional 3 8 MINI AIR RATCHET WRENCH Kexer 1 99898 SET UP AND OPERATING INSTRUCTIONS Distributed exclusively by Harbor Freight Tools 3491 Mission Oaks Blvd Camarillo CA 93011 Visit our website at http www harborfreight com Read this material before using this product Failure to do so can result in serious injury SAVE THIS MANUAL Copyright 2008 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 For technical questions or replacement parts please call 1 800 444 3353 SAVE THIS MANUAL Keep this manual for the safety warn ings and precautions assembly operat ing 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 Safety Alert Symbol and Signal Words In this manual on the labeling and all other information provid ed with this product This is the safety alert sym
9. air tool oil and grease according to directions Have qualified technician inspect internal mechanism and replace parts as needed 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 Replace damaged components Clean or replace valve assembly Follow all safety precautions whenever diagnosing or servicing the tool Disconnect air supply before service 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 SKU 99898 For technical questions please call 1 800 444 3353 Page 12 PARTS LIST PARTS LIST Part Description Qty D
10. bol It is used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury or death DANGER indicates 4 DANGER 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 SKU 99898 For technical questions please call 1 800 444 3353 NOTICE is used to NOTICE address practices not related to personal injury CAUTION without CAUTION the safety alert symbol is used to address practices not related to personal injury IMPORTANT SAFETY INSTRUCTIONS INSTRUCTIONS PERTAINING TO ARISK OF FIRE ELECTRIC SHOCK OR INJURY TO PERSONS WARNING When using tools basic pre cautions should always be followed including the following General a Toreduce the risks of electric shock fire and injury to persons read all the instructions before us ing 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 explo sive atmospheres such as in the presence of flammable liquids gases or dust The tool is able to
11. control 7 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 Vibration Precautions This tool vibrates during use Re peated or long term exposure to vibra tion may cause temporary or permanent Page 5 physical injury particularly to the hands arms and shoulders To reduce the risk of vibration related injury 1 Anyone using vibrating tools regu larly 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 ner vous system disorders diabetes or Raynaud s Disease should not use this tool If you feel any medical or physical symptoms related to vibra tion such as tingling numbness and white or blue fingers seek medical advice as soon as possible 2 Do not smoke during use Nico tine 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 between dif ferent processes 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
12. ction verifies the defect we will ei ther 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 re paired 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 3491 Mission Oaks Blvd PO Box 6009 Camarillo CA 93011 800 444 3353 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 avail able individually as replacement parts SKU 99898 For technical questions please call 1 800 444 3353 Page 14
13. ect the air hose to the air inlet of the tool 3 Turn the Forward Reverse Knob to the desired orientation Forward is clockwise Reverse is counterclock wise 4 Place the drive socket over the nut that will be adjusted 5 Push the Trigger 11 down to turn the tool on SKU 99898 For technical questions please call 1 800 444 3353 Page 9 6 When the job is complete let go of the Trigger 7 Ifthe tool requires more force to accomplish the task verify that the tool receives sufficient unobstructed airflow CFM and increase the pres sure PSI output of the regulator up to the maximum air pressure rating of this tool CAUTION TO PREVENT TOOL AND ACCESSORY FAILURE RE SULTING IN INJURY Do not exceed the tool s maximum air pressure rating If the tool still does not have sufficient force at maximum pressure and suf ficient airflow then a larger tool may be required 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 SKU 99898 For technical questions please call 1 800 444 3353 Page 10 USER MAINTENANCE INSTRUCTIONS Procedures not specifically A explained in this manual must be performed only by a qua
14. gh intensity noise is able to cause hearing loss Risk of Electric Shock This tool is not provided with an insulated gripping surface Contact with a live wire will also make exposed metal parts of the tool live and shock the operator 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 Explore the workpiece to avoid contact with hidden wiring Thor oughly investigate the workpiece for possible hidden wiring before per forming work Contact with live wiring will shock the operator Tool use and care 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 paddle does not turn the tool on or off Any tool that cannot be controlled with the switch is dangerous and must be repaired For technical questions please call 1 800 444 3353 Page 3 SKU 99898 Disconnect the tool from the air source before making any adjust ments or storing the tool Such preventive safety measures reduce the risk of starting the tool uninten tionally Turn off and detach the air supply safely discharge any
15. lified technician TO PREVENT AWARNING 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 or leaking air occurs have the problem corrected before further use TO PREVENT EXPLOSION Lubricate the tool only with specified lubricants Lubricate the air inlet using only pneumatic tool oil Lubricate the internal mechanism using only white lithium grease 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 op eration of the air operated tool Daily Air Supply Maintenance Every day perform maintenance on the air supply according to the com ponent manufacturers instructions The lubricator s oil level needs to be maintained and the moisture filter must be regularly drained Perform ing routine maintenance on the air supply will allow the tool to operate more safely and will also reduce wear on the tool Quarterly every 3 months Tool Disassembly Cleaning and In spection Have
16. mbustible 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 SYMBOLS AND SPECIFIC SAFETY INSTRUCTIONS Symbol Definitions Symbol Property or statement No load speed Revolutions or reciprocation per d min PSI Pounds per square inch of pressure ft b Foot pounds of torque Blows per minute Chart continued in next column For technical questions please call 1 800 444 3353 Page 4 Symbol Definitions Symbol Property or statement Cubic Feet per Minute flow at SCFM standard conditions National pipe thread tapered NPS National pipe thread straight WARNING marking concerning Risk of Eye Injury Wear ANSI approved eye protection WARNING marking concerning Risk Cubic Feet per Minute flow WARNING marking concerning Risk of Respiratory Injury Wear NIOSH approved dust mask respirator WARNING marking concerning Risk of Explosion of Hearing Loss Wear hearing protection Specific Safet 1 The warnings and precautions dis cussed in this manual cannot cover all possible conditions and situations that may occur It must be under stood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator 2 WARNING Some dust created by power sanding sawing grinding drill ing and other construction activities c
17. ontains 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 chemi Instructions SKU 99898 For technical questions please call 1 800 444 3353 cally treated lumber Your risk from these exposures var ies 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 WARNING The brass components of this product contain lead a chemi cal known to the State of California to cause birth defects or other repro ductive harm California Health amp Safety code S 25249 5 et seq 3 Only use with accessories rated to handle the forces exerted by this tool during operation Other accessories not designed for the forces gener ated may break and forcefully launch pieces 4 Obey the manual for the air compres sor 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 6 Use this tool with both hands only Using tools with only one hand can result in loss of
18. tach 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 hazards 1 Insert 3 8 drive socket not included into the Ratchet Yoke 30 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 injury and distraction 2 Route the air hose along a safe route to reach the work area without creat ing 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 ob jects such as utility lines or foreign objects nearby that will present a hazard while working 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 2 Attach an air hose to the compres sor s air outlet Conn
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