Craftsman 875.19981 User's Manual
Contents
1. 1 j 4s 51068245 ExhaustDeffector 1 20 ai06228 UowelPin 7 1 46 8106232 jAi niet Bushing 1 1 at Ie1oe227 meter 7 7 1 4 8i08253 Handie Grip 1 T 22 9106228 Rotor Glade 45 j 15825i Piug 4 23 s108220 RearEad Plate 3 f 43 968339 IMuffer Cover 3i 24 5108230 BalBeann 1 58 921697 Spring J 1 7 25 g106251 Ornaments Gaskel 1 f 31 pig 7 TY 3s 196232 Gasket 1 31 j ESCENAS NE EINE ENG 9 Owner s Manual Model No 875 199810 Troubleshooting 1 Flush the tool with air taol oil gum solvent or an equal mixture of SAE 10 motor oil and kerosene Lubricate the tool after cleaning Tool runs 1 Grit or gum in tool slow or will not operate m 2 Lubricate the tool according to the 2 No oll in tool lubrication instructions in this manual 3a Adjust the regulator on the tooi to the 3 Low air pressure maximum setting If applicable 3b Adjust the compressor regulator to tool maximum while the tool is running free 4 Tighten and seal hose fittings if leaks are found 4 Air hose leaks Sa Be sure the hose is the proper size Long hoses or tools using large volumes of air may require a hose with an D of 1 2 or larger depending on the total length of the hose 5 Pressure drops 5b Do not use multiple number of hoses connected together with quick connect fittings This caus2. J Owner s Manual Model No 875 199810 Unpacking When unpacking this product carefully inspect for any damage that may have occurred during transit Make sure any ioose fittings bolts etc are tightened before putting this product into service WARNING Please read and save these safety aid operating instructions Read carefully before attempting to assembla install operate or maintain the product described Protect yourself and others by observing alt safety information Failure to comply with instructions could result in personal injury and or property damage Retain Instructions for future reference Sears Roebuck and Co Hoffman Estates IL 60179 0807 www CRAFTSMAN com Owner s Manual Model No 875 199810 Tabte of Contents D n i 4 Features amp Benefits Specifications Product Warranty Compressa Requirements Important Safety Instructions Installation and Operation Maintenance Exploded View Drawing amp Parts List Troubleshooting 9 amp amp 9 amp Features amp Benefits The Craftsman Mode 875 199810 3 8 Square Drive Impact Wrench is ideal for general assembly automotive agricultural and industrial applications Features a Built in regulator for power output adjustment pin type clutch for increased power output ring type socket retainer allows quick socket changes Specifications Drive SIZE choc ra esee dM Impacts per minut
3. from flying pieces Always check sockets retainers and drives regularly for wear or damage and replace when necessary ES ra t i a D ENG 5 Owner s Manual Model No 875 199810 Air Tool Hook Up Nae re VP O mem L7 spas don air guy f EN Branch ieu 27 127 ID Pre Operation installation Before the tool is connected to the air supply clear the air hose of accumulated dust and moisture by running air freely through the air hose for 5 10 seconds Air Hoses for your Air Tools Figure 1 illustrates a fScninendos air hose hook up A 3 8 inch ID air hose is required up to a iength of 25 feet A 3 8 inch ID hose longer than 25 feet will cause a pressure drop and may impede performance If more length is required a 7 inch ID air hose is recommended Be sure all hoses and fittings are the correct size and correctly secured before using the tool ENG 6 en Bng ch ina 13 172 ID 1 we ol al ol y ir Bagda o Fitter Figures Alr Hass Hook ipo LA Tate Off iine Never carry a tool by the hose or pull the hose to move the tool or a compressor Keep hoses away from heat oil and sharp edges Replace any hose that is damaged weak or wom Small home shop hard piping A piping diagram for a typica home shop is shown Some helpful ips are Always use hoses and pipes rated for higher pressure than your system will encounter Never use PVC pipes for compressed air piping systems
4. 8 Owner s Manual Model No 875 199810 Exploded View Drawing a un MW I4 b Parts List Ref3 Part Description Qty Re Parni description Qty OELE Housing 1 H 93108233 jEnd Cap lt d z j 108208 OilSeal 28 9106234 _ Cap5crew_ 4 3 8106209 AnvtBushing 3 1 28 9108235 Reverse Bushing 1d 4S 9106210 Retainer Ring 9 30 18106238 Reverss Valve BRE ERES 5 9106211 Washer 1 si zsz O Ring 3 8 31068212 Socket Retainer 1 32 9108237 Locking Pin f 1 7 jwisonro O Ring t 33 8108238 Spring 1 9 je 06214 Aa amp 31 34 e105239 Rewrse Switch 3 9 s10521 Spro J 1 35 9106240 Screw 3 10 91062168 Cam 0 f 1 35 8106243 Trigger 3 1i 9106247 Drive Ball Seal i 3 jsiwez4z rigger Pin Sd 3 12 9109218 SieerBan 2 f 38 9108243 Spring Pn 1 19160213 HammerPin 2 359 s106255 Trigger Sieeve P t 14 s106220 HammerGage 1 49 d55009 lOuPIg 1 15 jeios221 jBalBaanng i 41 910824 38 8106222 Ol Sei 42 9108248 Vahe Stem 1 pit laiosz23 O Ring 1 i 43 908248 Throttle Valve 1 35 s105224 F sntEnd Plate 3 44 9106247 Vahw Spring i 3i 19 9108225 JjCyfinde
5. a domicilio y para ordenar piezas 1 800 LE FOYER 1 888 SU HOGAR 1 800 533 6937 1 888 784 6427 WWW SORTS CR Sears Q Exgislered Trademark 19 Yradamara J 9 gardat Idari of Sears Brands LLC Marce Regsuada Maica de Fabrica Marca de Sarviclo de Seas Branda LLC V Huirque de camnisnce YO Marque d biorda du Beats Grands LLG D Sears Grands LLC
6. as explosion and serious injury may result The connection from the compressor to the initial take off hard pipe must Owner s Manual Model No 875 199810 be a flexible hose in order to isolate movement of the compressor Raute the initial take off line pipe as straight up the shop wall and as high as possible This will help minimize water leaving the compressor and traveling through system Slope the main lines down at least 3 4 inch per 10 feet of pipe away from air compressor this wil draw the condensate with the flow of air and away from the compressor Place the first drop as far from the compressor as the size of your shop will allow 50 feet is optimal although unrealistic for a smail shop The further the drop the more that condensation can occur and the drier the air will be when it reaches the water separator In order to reduce the amount of waler and contaminants that get into the water separator install the take off line on the top of the main air supply line for each air drap A Drain line should be placed at the end of the main line for condensate drainage Drain valves should be placed at the end of branch lines and the drain line and drained daily This tools features a power regulator valve fig 2 Rotate regulator until desired output is achieved The settings on the regulator are only for reference and do not denote a specific power output Turn regulator to posit
7. relocate or perform any maintenance Keep ali nuts bolts and screws tight and ensure equipment is in safe working condition da WARNING air powered fool Always examine accessories before mounting for chips Cracks or signs of damage Never use mounted points or other accessories that have been dropped or exposed to water solvent or extreme temperature changes It is a good practice to operate the tool in a protected enclosure for one minute after mounting any accessory WARNING Always use accessories with an RPM rating that meets or exceeds the tool RPM rating A WARNING Never carry a too by the hose or pull the hose to move the tool or a compressor Keep hoses away from heat oil and sharp edges Replace any hose that is damaged weak or worn WARNING g inhalation hazard Abrasive tools such as grinders sanders and cut off tools generate dust and abrasive materials which can be harmful to human Jungs and respiratory system Always wear MSHA NIOSH approved property fitting face mask or respirator when using such tools ENG 4 Use attachments designed for use with Owner s Manual Some materials such as adhesives and tar contain chemicals whose vapors could cause serious injury with prolonged exposure Always work in a clean dry well ventilated area Fr WARNING Jools which contain moving elements or drive other mov ng tools such as grinding
8. commended Lubricants Use air tool oif or any other high grade turbine oil containing moisture absorbent rust inhibitors metal wetting agents and an EP extreme pressure additive See Figure 3 for location air inlet IMPACT MECHANISM LUBRICATION The impact mechanism transfers power from the too to a nut or boit Oil in the mechanism is forced out and must be replaced Lubricate the impact mechanism one time a year more often if a tool is used more than ten hours week To lubricate and clean the impact mechanism and the front bearing 1 Disconnect the impact wrench from the air supply 2 Remove the slotted screw or Allen head screw from the oil port hole Ref No 51 Refer to figure 3 3 Squeeze approximately 1 oz of 30 weight oil through the oil port hole Replace the screw 4 Reconnect the air supply to the impact wrench and run for 20 to 30 seconds Lubricate the entire impact mechanism by rotating the tool upside down and sideways while running the toot 5 Remove the screw and hold the oil port hole over a suitable container to allow excess oil to drain Sometimes triggering the tool when dumping the oils helps to force out the excess oil 6 If the oil is dirty repeat the procedureabove until the oil comes out clear install the screw and tighten The residual oil remaining in the impact mechanism chamber is all that is needed for proper lubrication Lubricate air motor here Figure 3 ENG
9. e 1 100 1PM Free speed No Load 9 000 RPM Ultimate torque sss 145 ft ths Weight MESE Overall length 6 8 Average air consumption 3 5 SCFM Recommended hose size 3 8 LD Air inlet ios oec 14 NPT Maximum Air Pressure 80 PSI ONE YEAR FULL WARRANTY ON CRAFTSMAN TOOL If this Craftsman toot fails to give complete satisfaction within one year fram the date of purchase RETURN IT TO ANY SEARS STORE OR OTHER CRAFTSMAN OUTLET IN THE UNITED STATES FOR FREE REPLACEMENT if this Crafisman tool is ever used for commercia or rental purposes this warranty applies for only 9D days from the dale of purchase This warranty does not include expendable parts such as lamps batteries bits or blades This warranty gives you specific legal rights and you may aiso have other rights which vary from state to state Sears Roebuck and Co Hoffman Estates iL 90179 M n Compressor Requirements Light Use 12 Gallon Typical Uso 17 Gallon Heavy Use 33 Gallon Professional ENG 2 Owner s Manual Model No 875 799810 Important Safety Instructions Read Operating Instructions Please become familiar with all the instructions and warnings before operating any pneumatic tool Always Wear Approved Eye Protection impact resistant eye protection should meet or exceed the standards set forth in ANS 287 1 Occupational and Educational Ey
10. e and Face Protection Look for marking 287 1 on your eye protection to ensure that it is an approved style Hearing Protection is Recommended Hearing protection should be used when the noise level exposure equals or exceeds an 8 hour time weighted average sound level of 85dBA Process noise reflective surfaces other tools being operated nearby all add to the noise evel in a given work area if you are unable to determine your noise level exposure we recammend the use of hearing protection Avoid Prolonged Exposure to Vibration Pneumatic tools can vibrate during use Prolonged exposure to vibration or very repetitive hand and arm movements can cause injury Discontinue the use of any tool if you experience tingling numbness discomfort or pain in your hands or arms You should consulit your physician before resuming use of tool 90 PS Maximum This tool is designed to aperate at an air pressure of 30 pounds per square inch gauge pressure 80 PSI maximum at the toot Use of higher air pressure can and may cause injury Also the use cf higher air pressure places the internal components under loads and stresses they were not designed for causing premature tool failure da WARNING Califomia Prop 65 Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to cause cancer birth defects or other reproductive harm Some examples of these c
11. es additional pressure drops and reduces the tool power Directly connect the hoses together 1 Drain tank See air compressor manual Cil tool and run until no water is evident OH too again and run 1 2 seconds Moisture blowing out of tool 1 Water in tank 2 Water in the air lines 2a install a water separator fitter hoses NOTE Separators only work properly when the air passing through the separator is cool Locate the separalor filter as far as possible from the compressor 2b Install an air dryer 2c Anylime water enters the tool the tool should be oiled immediately ENG 10 Model No 875 199810 Troubleshooting 1 Lubricate the air motor and the impact mechanism See Lubrication section of this manual 2 Adjust the regulator on the tool to the maximum setting Owner s Manual Impacts slowly 1 Lack of lubrication or will not impact 2 Too regulator set in wrong position 3 In line regulator or 3 Adjust regulators in the air system compressor regulator set too low MA a M M M IM M pe Impacts rapidly but 1 Worn impact 1 Replace wom impact mechanism componenis Does not impact 1 Replace broken impact mechanism 1 Broken impact components mechanism Notes ENG 11 a I VET fii auf TIME i lie Al CR lr Hfi lll Los n wt ies i re i I S din 1 iu oH HH l 3 hod amu it idu i E liji lil 1 ii As T rn i l hs 1
12. hemicals are Lead from lead based paint rystattine silica from bricks and cement and other masonry products arsenic and chromium trom chemically treated lumber Your risk from those exposures varies depending on how often you do this fyne of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as dust masks that are Specifically designed to filter out microscopic particles ENG 3 Owner s Manual Model No 875 199810 Disconnect the air tool from air supply before changing tools or attachments _ servicing and during non operation Do not wear loose fitting clothing Scarves or neck ties in work area Loose clothing may become caught in moving parts and result in serious personal injury Do not wear jewelry when operating any tool Jewelry may become caught in moving parts and result in Serious personal injury Do not deprass trigger when connecting the air supply hose Never trigger the tool when not applied to a work object Attachments must be securely attached Loose attachments can cause serious injury Protect air lines from damage or puncture Never point an alr tool at oneself or any other person Serious injury could occur Check air hoses for weak or worn conditions before each use Make sure all connections are secure da CAUTION Release all pressure from the system before attempting to install service
13. ion with smaller circle peing the least amount of pawer and larger circle being for the most amount of power Tha too only operates at maximum power in reverse Figure 2 Regulator Valve Once a boit or fastener is seated impacting for longer than five 5 seconds will cause excessive wear and possible damage to the impact ng machanism If it takes longer than five seconds to tighten or loosen your bolt or fastener we recommend the use of a farger size impact wrench EN G 7 Owner s Manual Model No 875 199810 Maintenance Lubrication An in line filter regulatorfubricator fig 1 is recommended as it increases tool fife and keeps the fool in sustained operation The in line lubricator shouid be regularty checked and filled with air tool ail Proper adjustment of the in line lubricator is performed by placing a sheet of paper next to the tools exhaust ports and holding the throttle open approximately 30 seconds The lubricator is property set when a light stain of oil collects on the paper Excessive amounts of oil should be avoided In the event that it becomes necessary to store the tool for an extended period of time overnight weekend elc it should receive a generous amount of lubrication through the air inlet Figure 3 The tool shouid be run for approximately 30 seconds to ensure oil has been evenly distributed throughout the tool The iool should be stored in a clean and dry environment Re
14. l uU uy f Vost pl ll fp ill d m m M 6 um 1 ur f Aat Fus T A il m m rli of t ot il jl LN TER i iet d Wii lc m E i Onn ae T das os ior li ruis Er oM 2 Lir id r inte Your Home For repair in your home of aff major brand appliances lawn and garden squipment or heating and cooling systems no matter who made it no matter who sold it For the replacement parts accessories and owner s manuals that you need to do it yourself For Sears professional installation of home appliances and items like garaga door openers and water heaters 1 800 A4 MY HOME 1 800 469 4663 Call anytime day or night U S A and Canada WWW S968r5 COiTI WWW Share cd For expert home solutions advice www managemyhome com Us Our Home alee Hh For repair of carry in items like vacuums lawn equipment M and electronics cail or ga on line for the location of your nearest vi Sears Parts amp Repair Service Center Mi 1 800 488 1222 u s a 1 800 469 4663 Canada m Cal anytime day or night j il www Sears com wiww sears ca Pree i TI ER fla e Pi 1 1 IF ILL ON LIT UIN ant Lat i A 4E BR US AA AL n RR LM 1 Lv Hf To purchase a protection agreement on a product serviced by Sears ut 1 800 827 6655 U S A 1 800 361 6665 Canada M lic A E UE iy MM alae o a UT AL LADO Nn LERRA Beo Pr tp oL tos tr an di L M jn Para pedir servicio de reparaci n Au Canada pour service en fran ais HU
15. wheels sockets sanding discs etc can become entangled in hair cloth ng jewelry and other loose objects resulting in severe injury Never wear foose fitting apparel which contains loose straps or ties that could become tangled in moving parts of the tool Remove any Jewelry watches etc which might become caught by the fool Keep hands away from moving parts Tie up or cover long hair 4a WARNING improperly maintained tools and accessories can cause serious injury Maintain the tool with care A properly maintained iooi with sharp cutting edges reduces the risk of binding and is easier fo control There is a risk of bursting if the tool is damaged Check for misal gnment or binding of moving parts breakage of parts and any other condition that affects the iool s operation if damaged have the tool serviced before using E da WARNING Model No 875 199810 Tools which cut shear drill staple punch chisel efc are capable of causing serious injury Keep the working part of the tool away from hands and body A WARNING After an air tool has been lubricated oil will discharge through the exhaust port during the first few seconds of operation Thus the exhaust port must be covered with a towel before applying air pressure Aa WARNING Use Only impact Socksts amp Accessories Only use sockets designated FOR USE WITH IMPACT WRENCHES Hand tool sockets can break creating a hazard
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