307460F EM 480 Hydra-Spray Portable Electric Airless
Contents
1. Change tip see manual 307 321 Return for repair Clean See manual 307 321 Increase Clean see manual 367 273 Change tip see manual 367 321 Fill reprime to remove air Thin per paint manufacturer s recommendations 1 Fill reprime to remove air Tighten fittings repair gun see manual 307633 1 Sprayer or work not grounded 1 Check hose continuity and electrical ground connection a When a capacitor fails the motor hums for about one minute then shuts off the sprayer b The motor will not operate when the motor thermal switch has opened Engage the gun safety latch allow the sprayer to cool If the sprayer continues to shut off try reducing the spraying pressure use a larger spray tip or add an additional 50 ft 15 2 m of spray hose If the problem is not corrected return the sprayer for repair c Never leave water or water based material in the sprayer to prevent damage caused by freezing if the air temperature is below freezing and to help prevent corrosion Always leave the sprayer filled with mineral spirits or a compatible oil based solvent d The pressure control can be over pressurized by 1 using less than 50 ft 15 2 m of nylon spray hose 2 using wire braid hose 3 adding a shutoff device between the pump outlet and spray gun 4 plugging the main fluid outlet of the filter 5 using the drain valve as a shutoff device 6 clogged or incorrectly assembled fluid fi2. 101 956 47 170 1 12 48 170 109 49 170 1 10 50 168 659 51 08 52 101 874 53 170 111 54 208 371 B5 208 109 56 208 108 57 101 874 58 166 702 59 168 923 Ref No 34 DISPLACEMENT ROD Includes items 35 37 A N 8 Du O amp 39 62 Ah 41 42 Han DESCRIPTION DISPLACEMENT PUMP Assy Includes items 34 63 DISPLACEMENT ROD Assy includes items 35 37 FITTING lubrication BEARING needle ROD displacement NUT packing with wet cup GLAND female GLAND male GLAND male 1V PACKING leather 3V PACKING PTFE GLAND female HOUSING piston valve BALL steel 1 4 dia GUIDE ball WASHER flat aluminum WASHER flat aluminum BEARING flanged sleeve HOUSING valve intake BALL steel 1 2 dia PIN ball stop CYLINDER pump displacement CHECK VALVE includes items 56 60 HOUSING valve BALL stainless steel 1 2 dia O RING nitrile rubber SPRING 36 mi do dond hh d et 45 TORQUE TO 400 425 in Ib 45 48 N m Ref No 55 CHECK VALVE Includes items 56 60 51 TORQUE TO 50 150 ft lb 68 205 N m REF PART DESCRIPTION QN NO NO 60 168935 ADAPTER housing 1 eI 1246 V BACKING PTE 3 ARZE SPACER Recommended tool box spare parts Keep on hand to reduce down time Supplied in repair kit 208 940 Order parts by name and serie
3. 21 This method bleeds the air from the pump Then release the gun safety latch and trigger the spray gun to prime the hose Engage the gun safety latch Install the Spray Tip and Tip Guard Follow the Pressure Relief Procedure Warning below Unscrew the retaining nut from the gun Install the Reverse A Clean Ill 90 spray housing with the tip in stalled see instruction manual 307 321 or the instruc tion label with the Reverse A Clean Then tighten the Reverse A Clean retaining nut by hand until snug Final ly use a wrench and tighten the retaining nut 1 4 turn This is essential to prevent leaking For information about your airless gun see instruction manual 307633 Adjust the Spray Pattern Adjust the pressure control knob D so the fluid pressure completely atomizes the spray from the gun Always use the lowest possible pressure to get the desired results See Fig 3 Now test the spray pattern on a piece of light colored paper The tip position determines the direction of the pattern width To adjust the pattern engage the gun safety latch and loosen the retaining nut to position the tip so the groove is horizontal for a horizontal pattern or vertical for a vertical pattern Once positioned tighten the retaining nut Fig 3 10 307460 Sleaning and Clearing the Spray Tip WARNI NG To reduce the risk of an injection injury DO NOT hold your hand body or a rag in front of the spray tip when cleanin
4. pulverisateur soit de nouveau pr t tre utilis Si l on soupconne que l ajutage du pulv risateur ou le tuvau est compl tement bouch ou que la pression n a pas t compl te ment lib r e apr s avoir proc d aux op rations ci dessus desserrer TRES LENTEMENT l crou de retenue de la protection de Pajutage ou le raccord du bout du tuyau et lib rer progressivement la pression puis terminer le desserrage On peut mai tenant d boucher l ajutage ou le tuyau MARCHE 4 307 460 RISQUES EN CAS DE MAUVAISE UTILISATION DU MATERIEL Consignes g n rales de s curit Toute utilisation anormale de l appareil de pulverisation ou des accessoires comme par exemple la mise sous une pression excessive les modifications de pieces l utilisation de produits chimiques et de mati res incompatibles et l utilisation de pieces us es ou abim es peut causer des d g ts l appareil ou des ruptures de pieces et entrainer une injection de liquide ou d autres blessures s rieuses un incendie une explosion ou d autres d g ts NE JAMAIS alt rer ou modifier une piece de cet appareil ceci risquerait d entrainer son mauvais fonctionnement VERIFIER r guli rement tout l appareil de pulverisation et ses equipements et r parer ou remplacer immediatement les pieces us es ou abimees MESURES DE SECURITE CONCERNANT LES Le fluide haute pression circulant dans les tuyaux peut tre tr s dangereux En cas de fuite
5. 180 F ou inf rieures 40 C 40 F Continuit du circuit de mise la terre des tuyaux Les tuyaux flexibles fournis avec ce pulv risateur ont une sur face conductrice continue au coeur du tuyau D autres tuyaux vendus dans le commerce cornportent un fil de mise la terre allant tout au long du tuyau Ce fil de mise la terre peut se rompre l usage ce qui supprime la mise la terre du tuyau Pour tre certain de la continuit de la mise la terre il faut verifier la resistance Blectrique des tuyaux au moins une fois par semaine Verifier aussi la resistance d ensemble quand il y a plusieurs tuyaux assembl s Si la resistance d passe 29 megohms remplacer immediatement le tuyau La resistance des tuyaux mis la terre par un fil peut Qtre diff rente se renseigner aupr s du fournisseur 2 Tuyaux flexibles Afin d assurer la continuit de la mise la terre n utiliser que des tuyaux comportant une mise la terre et ayant une longueur maximum combin e de 150 m 1500 pieds Se reporter galement au paragraphe Con tinuit du circuit de mise 3 la terre des tuyaux 3 Pistolet R aliser la mise 8 la terre en le raccordant un tuyau flexible et un pulv risateur d j convenablement relies la terre 4 Objets mat riel ou surfaces recevant la pulv risation observer le code ou les reglementations locales 5 Tous es seaux de solvants utilis s pour le rincage observer le code ou le
6. 76 to install the mounting bracket onto the switch assembly and use screws 79 to install the front cover Position the assembly onto the gearcase cover and use screws 78 to secure it Connect the conduit and wires to the motor install the fluid filter and recon nect the hoses Calibrate the pressure control before operating the sprayer See page 15 Circuit Board Removal and Replacement If the circuit board 85 is all that needs to be replaced in the pressure control remove the screws 79 and the front cover 73 See Fig 11 Pull the board out carefully just far enough to reach the wire terminals Unsnap the wires and finish removing the board Position the new card at the control so the wire connec tors are at the top Following the color coded diagram in Fig 11 snap the wires onto the board Carefully guide the wires back into the control making sure they don t get caught on anything then slide the new board into place Calibrate the pressure control before operating the sprayer See page 15 85 WHITE FN AN Sal Y RX Pressure Control Calibration See Fig 12 plosion or moving parts This procedure sets the sprayer to 2750 psi 190 bar MAXIMUM WORKING PRESSURE This procedure must be performed whenever a new or used circuit board microswitch or pressure con trol assembly is removed and reinstalled or replaced to be sure the sprayer is properly calibrated Improper calibration can cause
7. Unscrew the filter bowl F and reinstall the screen G so the stud of the filter support H protrudes through the end of the screen Install the spring E on the stud and reinstall the bowl hand tight only Be careful not to rotate or jar the pressure control fittings If you flushed with mineral spirits and are going to use a water based paint you must flush again with soapy water followed by a clean water rinse 307460 9 OPERATIO Prepare the Paint Prepare the paint as instructed by the manufacturer If the paint has been opened before remove any skin that has formed Stir the paint thoroughiy to dissolve any hard pigments Strain the paint through a fine nylon mesh bag available at most paint dealers to remove particles that might clog the filter or the spray tip This is probably the most important step toward trouble free spray painting Prime the Sprayer Plug the power supply cord into a grounded 3 prong outlet Close the drain valve Put the paint suction tube into the pail of paint Don t install the spray tip in the gun yet Disengage the gun safety latch and point the gun into a metal waste container Squeeze the gun trig ger turn the ON OFF switch to the ON position and let the sprayer operate until all air is forced out of the system Engage the gun safety latch NOTE If the pump is hard to prime turn on the sprayer and open the drain valve Let the sprayer run until paint has filled the drain tube
8. and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use As purchaser s sole remedy for breach of this war ranty Graco will for a period of twelve months from the date of sale repair or replace any part of the equipment proven defective with the exception of defects in parts on the drive train gear box on EM and GM sprayers or power train on EH and GH sprayers which will be repaired or replaced for twenty four months from the date of sale for Gas Hydraulic GH and Gas Mechanical GM sprayers and for thirty six months from the date of sale for Electric Mechanical EM Electric Hydraulic EH 390st and 490st sprayers This warranty applies only when the equipment is installed operated and maintained in accordance with Graco s written recommendations This warranty does not cover and Graco shall not be liable for any malfunction damage or wear caused by faulty installation mis application abrasion corrosion inadequate or improper maintenance negligence accident tampering or substitution of non Graco component parts Nor shall Graco be liable for malfunction damage or wear caused by the incompatibility with Graco equipment of structures accessories equipment or materials not supplied by Graco or the improper design manufacture installa tion operation or maintenance of structures accessories equipment or materials not supplied by Graco This warranty is conditioned upon the prepa
9. el ctrico en el lugar donde se est rociando cuando todavia exista la posibilidad de que queden vapores inflamables en el aire Puesta a tierra Para reducir el riesgo de chispas est ticas conectar a tierra la pulverizadora y todo el otro equipo de pulverizar que se use o se encuentre en el lugar que se va a rociar CONSULTAR el c digo el ctrico de la localidad para las instrucciones sobre las conexiones a tierra exigidas para la zona y tipo de equipo ASEGURAR de conectar a tierra todo este equipo pulverizador 1 Pulverizadora enchufar el cordon el ctrico o cable exten sor cada uno con un enchuf de tres patas en buen estado a un tomacorriente con puesta a tierra apropiado No usar un adaptador Totos los cables extensores tienen que tener tres hilos y una capacidad de 15 amperios 2 Mangueras para fluidos usar solamente mangueras con puesta a tierra de una longitud combinada de 150 m 500 pies para asegurar buena continuidad a tierra Referirse tambi n al p rrafo sobre continuidad a tierra de la manguera 3 Pistola hacer la puesta a tierra conect ndola a una manguera de fluido y pulverizadora bien conectadas a tierra 4 Objeto que se est rociando de conformidad con el c digo local 5 Todos los baldes de solvente usados durante el lavado de conformidad con el c digo local Usar solamente baldes de metal que sean conductivos No colocar el balde en una superficie no conductiva COMO papel o carton que int
10. es la masse ou la terre des tincelles peuvent se produire et l appareil risque d tre dangereux Des tincelles peuvent galement se produire l occasion du branchement ou du debranchement du cordon d alimentation Les tincelles sont suffisantes pour allumer les vapeurs de solvants et le fluide pulv ris les fines particules de poussi re ainsi que d autres substances inflammables quand on pulv rise lin t rieur ou 8 l ext rieur et elles peuvent causer un incendie ou une expiosion ainsi que des blessures graves et des d g ts materiels Toujours brancher le pulv risateur dans une prise se trouvant au moins 6 m 20 pieds de l appareil et de l endroit o se fait la pulverisation Ne pas brancher ou debrancher un cordon d alimentation quel qu il Soit dans la zone QU se fait la pulverisation quand jl y a le moindre risque que des vapeurs encore pr sentes dans Pair prennent feu Mise la terre ou la masse Pour r duire les risques de production d tincelles d lectricit statique le pulv risateur et tous les equipements utilis s ou se trouvant dans la zone de pulverisation doivent Qtre relies la terre ou la masse Pour connaitre le detail des instructions de mise la terre dans la region et le type particulier d amp quipe ment CONSULTER le code ou les r glementations lectriques locales S ASSURER que tous les equipements de pulv risa tion suivants sont bien relies la terre 1 P
11. modificar ninguna pieza de la pistola pues podria causar el malfuncionamiento de la misma con las consiguientes lesiones personales Pestillo de seguridad Cada vez que se deje de pulverizar aunque sea por un breve momento siempre colocar el pestillo de seguridad en la posici n cerrada lo que deja la pistola inoperante El no hacerlo puede llevar al disparo imprevisto de la pistola Difusor El difusor de la pistola dispersa el chorro pulverizado y reduce el riesgo de inyecci n cuando no est instalada la boquilla Revisar con regularidad el funcionamiento del difusor Seguir el procedimiento de descarga de presibn dado m s abajo y despu s sacar la boquilla Apuntar la pistola a un balde met lico sosteni ndola bien firme contra l Utilizando la presi n m s bajo posible disparar la pistola Si el fluido emitido no sale disperso en un chorro irregular reemplazar de inmediato el difusor Protector de la boquilla SIEMPRE tener el protector de ia boquilla colocado en la pistola mientras se est pulverizando Este protector llama la atenci n contra el peligro de inyeccibn y ayuda a prevenir la colocaci n accidental de los dedos o cualquier otra parte del cuerpo Cerca de la boquilla Seguridad de la boquilla pulverizadora Tener mucho cuidado al limpiar o cambiar las boquillas Si llegara a obstruirse mientras est pulverizando enganchar el pestillo de la pistola de inmediato SIEMPRE seguir el pro cedimiento de de
12. oil level is up to the fill plug opening See Fig 1 CAUTION Use only Graco Gear Oil No 208 230 DO NOT use hypoid grease which could damage the gears SAE 90 weight gear oil with oxidation and corro sion inhibitors added may be substituted The gearcase holds 3 pints 1 4 liters Connect the Gun Remove the plastic cap plug from the filter 64 and con nect the 50 ft 15 m spray hose 67 to the 1 4 npsm m filter outlet B Then connect the whip end hose 68 between the spray hose and the fluid inlet C of the gun Do not use thread sealer Do not install the spray tip yet wait until after flushing the sprayer The longer the spray hose the lower the delivery rate CAUTION To avoid damaging the pressure control which may result in poor sprayer performance follow these precautions 1 Always use nylon spray hose at least 50 ft 15 2 m long 2 Never use wire braid hose at it is too rigid to act as a pulsation dampener 3 Never install any shutoff device between the filter and the main hose See Fig 1 4 Never plug the main filter outlet while the sprayer is operating 8 307460 Fill Packing Nut Wet Cup Fill the packing nut wet cup 38 1 3 full with Graco Throat Seal Liquid TSL to help protect and prolong the life of the pump s throat packings Check Electrical Service and Plug In Power Supply Cord Be sure the electrical service is 120 V 60 HzAc 15 Amp minimum and that the outlet you us
13. quickly causes the pressure to rise too fast which gives a false reading If the pressure is lower unplug the sprayer and relieve pressure Use a 3 8 open end wrench to turn the pressure adjustment nut at the bottom of the pressure control knob shaft R counterclock wise 1 8 turn or less then repeat steps 2 and 3 If the pressure is higher unplug the sprayer and relieve pressure Turn the pressure adjustment nut clockwise 1 8 turn or less and repeat steps 2 and 3 Repeat until the proper stall pressure is obtained WARNING USE EXTREME CAUTION WHEN PERFORMING THIS CALIBRATION PROCEDURE to reduce the risk of an injection injury or other serious bodily injury which can result from component rupture electric shock fire ex NEVER attempt to increase the fluid outlet pressure by performing these calibrations in any other way NEVER EXCEED 2756 psi 190 bar MAXIMUM WORKING PRESSURE Normal operation of the sprayer at higher pressures could result in compo nent rupture fire or explosion ALWAYS use a new 50 foot 15 2 m spray hose rated for 3000 psi 210 bar MAXIMUM WORKING PRESSURE when performing this procedure A us ed under rated hose could develop a high pressure leak or rupture AVOID touching the wire in the pressure control assembly when the control box cover is removed to reduce the risk of electric shock ON OFF SWITCH R below Fig 12 4 Now check to see at what pressure the sprayer NOTE sta
14. spray area CHECK your local electrical code for detailed grounding in structions for your area and type of equipment BE SURE to ground all of this spray equipment 1 Sprayer plug the power supply cord or extension cord each equipped with an undamaged three prong plug into a properly grounded outlet Do not use an adapter All ex tension cords must have three wires and be rated for 15 amps 2 Fluid hoses use only grounded hoses with a maximum of 500 feet 150 m combined hose length to ensure ground ing continuity Refer to Hose Grounding Continuity 3 Spray gun obtain grounding through connection to a properly grounded fluid hose and sprayer 4 Object being sprayed according to local code 5 All solvent pails used when flushing according to local code Use only metal pails which are conductive Do not place the pail on a non conductive surface such as paper or cardboard which interrupts the grounding continuity 6 To maintain grounding continuity when flushing or reliev ing pressure always hold a metal part of the gun firmly to the side of a metal pail then trigger the gun FlushingSafety a Reduce the risk of injection injury static sparking or splashing by following the specific flushing procedure given on page 9 of this manual Follow the Pressure Relief Procedure on page 2 and remove the spray tip before flushing Hold a metal part of the gun firmly to the side of a meta pail and use the lowest possi
15. stoppages GEAR OIL 208 230 1 quart 0 95 liter lube oil for reduction gear drive Gear case capacity is 3 pints 1 4 liters THROAT SEAL LIQUID TSL Non evaporating liquid for wet cup 206 995 1 quart 0 95 liter size 206 996 1 gallon 3 8 liter size 20 307 460 REF PART DESCRIPTION QTY NO NO 105 106 077 CAPACITOR start motor 106 107 168 58 GASKET COWHBacovaousing 1 108 107 034 TAG WARNING 109 106 032 CAPSCREW hex hd button 3 8 size x 1 306 307 numbers in descriptions refer to separate instruction manuals Recommended tool box spare parts Keep on hand to reduce down time Warning labels and tags supplied at no charge Order parts by name and series letter of the assembly for which you are ordering STATIC FREE NYLON HOSE 3000 psi 210 bar MAXIMUM WORKING PRESSURE Panne 10 rengn ia sie 210540 1 4 6 4 mm P5 ft 7 6 m 1 4 npsmif 210541 4 6 4 mm 50 ft 15 2 m 1 4 npsm f 214 703 3 8 9 5 mm 3 8 npt m 214 705 3 8 9 5 mm 60 ft 15 2 m 3 8 npt m 214 920 3 8 9 5 mm 100 ft 30 3 m 3 8 npt m Use only in addition to the standard 50 ft 15 2 m hose Ref No 33 DISPLACEMENT PUMP ASSY Includes items 34 63 PARTS LIST REF PART NO NO 33 208 372 Series E 34 208 574 35 100 846 36 105 520 37 208 576 38 169604 39 172 424 40 172 423 41 169 606 42 169 607 43 169 608 44 169 605 45 208567 46
16. sur le tuyau m me minuscule de fissure d chirure ou rupture la suite de l usure de d g ts ou d une mauvaise utilisation les projections de fluide haute pression qui en proviennent peuvent entrainer des blessures graves par penetration SOUS la peau ou par contact ainsi que des d g ts materiels TOUS LES TUYAUX FLEXIBLES DOIVENT AVOIR DES RESSORTS SPIRALE DE PROTECTION Les spirales de protection contribuent 8 viter la formation de pliures de boucles ou de noeuds sur les tuyaux qui pourraient entrainer la rupture du tuyau 8 l endroit du raccord ou son voisinag SERRER FERMEMENT tous les raccords avant chaque utilisa tion Le fluide sous pression peut faire sauter un raccord desserr ou produire un jet haute pression s amp chappant par le raccord NE JAMAIS utiliser un tuyau endommag Avant chaque utilisation verifier entierement chaque tuyau pour d celer les coupures fuites abrasions boursouflures de l enveloppe ou toute autre deterioration ou jeu des raccords Si l on constate l une de ces deteriorations il faut remplacer le tuyau im m diatement NE PAS essayer de refaire le raccord d un tuyau haute pression ni de r parer le tuyau avec du ruban adh sif ou RISQUES D INCENDIE O D EXPLOSION De l lectricit statique est produite par le passage du fluide grande vitesse dans la pompe et dans les tuyaux Si toutes les pieces de l appareil de pulverisation ne sont pas convenable ment reli
17. the sprayer to over pressurize and result in component rupture fire or explosion It may also prevent the sprayer from ob taining the maximum working pressure which would result in poor sprayer performance Tools Needed 1 NOTE NEW 50 ft 15 2 m 3000 psi 210 bar airless spray hose Part No 210541 Needle Valve Part No 102 715 or 103 067 3 8 open end wrench Fluid Filled Pressure Gauge Part No 102 814 5 gallon pail and water Mineral Spirits for flushing after test Follow the Pressure Relief Procedure Warning on page 12 Install a new 50 ft 15 2 m spray hose to the sprayer outlet On the other end of the hose in stall a needle valve Install a fluid filled pressure gauge in the top port of the fluid filter Open the needle valve slightly Turn the pressure control knob D to the minimum setting Plug in the sprayer and turn the switch ON Increase the pressure setting just enough to start the sprayer Prime the hose and pump with water being sure to eliminate all air from the system Open the needle valve a little more enough to allow the pump to run continuously and turn the pressure control knob to maximum Now very slowly start to close the needle valve but don t close it all the way Observe the pressure at which the pump stalls which should be approximately 2756 psi 190 bar The slower the pressure is brought up the easier it is to note the exact stall pressure Closing the needle valve
18. Guidelines on page 9 If you are using a paint that will dry overnight flush the sprayer daily at shutdown Always push the suction tube onto the clip 13 on the side of the frame 6 and wrap the hose around the sprayer when storing it even if only overnight to help protect the hose from damage Do not store the sprayer with water in it Even for over night storage you should fill the sprayer with mineral spirits This prevents rust and greatly extends the life of the sprayer CAUTION Do not let water freeze in the pressure control or pump in cold weather Freezing could cause a change in the pressure control calibration or strip ping of gears resulting in loss of pressure or stallina E ES 39 oF ES gt AY 25 SANS Y Y S Ly VA bo SG PUSS 43 Fig 5 Once a month lubricate the needle bearing 36 in the displacement rod 34 use a grease gun to apply the grease to the grease fitting 35 See Fig 5 Periodically or if the motor overheats unplug the power supply cord follow the Pressure Relief Pro cedure Warning on page 10 and clean all paint and dirt off the motor Change the gearcase oil at least once a year using Graco Gear Oil no 208 230 The gearcase holds 3 pints 1 4 liters Don t use hypoid grease 307460 11 TROUBLESHOOTING GUIDE This guide will help you identify the causes and solu tions to sprayer problems If you cannot identify and resolve the proble
19. IP spring CAP hub FRAME Sprayer CAPSCREW hex hd 3 8 16 1 1 2 38 mm LABEL WARNING RING retaining SLEEVE handle HANDLE frame LABEL WARNING CLIP component suction tube LOCKWASHER shakeproof SCREW mach pnh 6 32 x 1 4 6 mm SHEILD hinged PIN cotter BRACKET TIE plastic HOSE suction nylon 3 4 ID 30 762 mm lg TUBE drain polyethylene 68 1 7 m STUD hose CLAMP hose CLAMP hose TUBE suction STRAINER inlet WASHER thrust WASHER spacer WASHER flat LOCKWASHER 1 4 size CAPSCREW soc hd 1 4 20 x 1 2 13 mm DISPLACEMENT PUMP Includes items 34 63 See page 21 hinge spring screw QTY 1 2 4 2 2 1 hoa aa m1 NN fp Oe REF PART NO NO 64 214 570 65 21 0 657 67 21 0 541 68 214 701 89 218 132 70 177 762 71 157 350 72 217 492 73 177668 74 217 085 75 177 569 76 106 078 77 106 170 78 100643 79 106 075 80 loo 021 81 172 412 82 loo 055 83 217 086 84 217 084 85 106 076 86 105 679 87 102 876 88 100 721 89 21 6 xxx 90 216 001 DESCRIPTION FILTER fluid see 307 273 for parts VALVE ball see 306861 for parts HOSE spray cpld 1 4 npsm fbe swivel one end 1 4 ID 50 ft 15m Ig spring guard one end static free HOSE whip end 3 16 ID cpid 1 4 nptim x 1 4 npsmif static free 36 914 mm lg SPRAY GUN see 307633 tor parts LABEL warning ADAPTER 3 8 npt x 1 4 npt mbe CORD power supply in
20. NEVER point the spray gun at anyone or at any part of the body NEVER put hand or fingers over the spray tip NEVER try to blow back paint this is NOT an air spray system ALWAYS have the tip guard in place on the spray gun when spraying ALWAYS follow the Pressure Relief Procedure below before cleaning or removing the spray tip or servicing any system equipment NEVER try to stop or deflect leaks with your hand or body Be sure equipment safety devices are operating properly before each use Medical Treatment If any MH appears t cpenetrat your skin get MERGENCY MEDICAL CARE AT ONCE DO NOT TREAT AS A SIMPLE CUT Tell the doctor exactly what fluid was injected For treatment instructions have your doctor call_ the ONAL POISON CENTER NETWORK 412 681 6669 Pressure Relief Procedure Spray Gun Safety Devices Be sure all gun safety devices are operating properly before each use Do not remove or modify any part of the gun this can cause a malfunction and result in serious bodily injury Safety Latch Whenever you stop spraying even for a moment always set the gun safety latch in the closed or safe position making the gun inoperative Failure to set the safety latch can result in accidental triggering of the gun Diffuser The gun diffuser breaks up spray and reduces the risk of injec tion when the tio is not installed Check diffuser operation regularly Follow the Pressure Relief Procedure
21. Pe INSTRUCTIONS PARTS LIST N 307 460 Rev F RA This manual contains important ORAGO Supersedes D warnings and information READ AND RETAIN FOR REFERENCE PORTABLE ELECTRIC AIRLESS PAINT SPRAYER EM 480 Hydra Spray 2750 psi 190 bar Maximum Working Pressure Model No 217 480 Series C WARNING Hazard of Using Halogenated Hydrocarbon Solvents Do not use 1 1 1 trichloroethane methylene chloride other halogenated hydrocarbon solvents or fluids con taining such solvents in this equipment which contains aluminum and or zinc parts Such use could result in a serious chemical reaction with the possibility of explosion which could cause death serious bodily injury and or substantial property damage Consult your material suppliers to ensure that the materials being used are compatible with aluminum and zinc parts GRACO INC PO BOX 1441 MINNEAPOLIS MN 55440 1441 COPYRIGHT 1981 GRACO INC WARNING HIGH PRESSURE SPRAY CAN CAUSE SERIOUS INJURY FOR PROFESSIONAL USE ONLY OBSERVE ALL WARNINGS Read and understand all instruction manuals before operating equipment FLUID INJECTION HAZARD General Safety This equipment generates very high fluid pressure Spray from the gun leaks or ruptured components can inject fluid through your skin and into your body and cause extremely serious bodily injury including the need for amputation Also fluid injected or splashed into the eyes can cause serious damage
22. a de la manguera Las mangueras para fluidos provistas con esta pulverizadora tienen material electricamente conductivo en la superficie del n cleo central Otras mangueras a la venta tienen a veces un alambre a tierra a todo el largo Este alambre puede romperse con el uso destruyendose por lo tanto la conexi n a tierra de la manguera Como precauci n revisar por lo menos una vez a la semana la resistencia electrica Revisar la resistencia general al usar con juntos de mangueras multiples Si excede de 29 megaohmios reemplazarla de inmediato Las mangueras con alambre a tierra tienen diferentes resistencias consultar con el proveedor PELIGRO DE INCENDIO 0 EXPLOSION El flujo a alta velocidad del fluido al pasar por la bomba y manguera crea electricidad est tica Si todas las partes del equipo pulverizador no tienen buena tierra pueden ocurrir chispas convirtiendo al sistema en algo peligroso Tambi n pueden producirse chispas al enchufar o desenchufar el cor don el ctrico Estas chispas pueden inflamar los vapores de los solventes y el chorro de fluido pulverizado particulas de polvo y otras sustancias inflamables sea al aire libre o bajo techo lo que podria causar una explosion o incendio y graves lesiones corporales y da os a la propiedad Enchufar siempre la pulverizadora a un tomacorriente que se encuentre a por lo menos 6 m 20 pies de la m quina y del area que se va a rociar No enchufar o desenchufar ning n cordon
23. a presibn despu s aflojarlo por completo Luego despejar la boquilla o la manguera ON OFF 6 307460 PELIGRO POR MAL USO DEL EQUIPO Seguridad general Cualquier mal uso del equipo pulverizador o los accesorios tal como sobrepresurizaci n modificacion de piezas uso de materiales y productos quimicos incompatibles o utilizaci n de piezas da adas o desgastadas puede hacen que se rompan y causen la inyeccion de fluido u otras lesiones corporales graves incendio explosion o da on a la propiedad NUNCA alterar o modificar ninguna pieza de este equipo el hacerlo podria causar una averia REVISAR con regularidad el equipo pulverizador y reparar o reemplazar de inmediato las piezas da adas o desgastadas Presi n del sistema Esta pulverizadora puede desarrollar 190 barias 2750 psi de PRESION DE TRABAJO MAXIMA Asegurar que todo el equipo pulverizador y sus accesorios tienen la capacidad para aguantar la presi n maxima de trabajo de esta pulverizadora NO exceder la presi n maxima de trabajo de ning n componente o accesorio de este sistema Compatibilidad de material ASEGURAR que todos los materiales y solventes usados son quimicamente compatibles con las piezas mojadas ilustradas en la hoja de datos t cnicos en la contratapa Siempre leer las instrucciones del fabricante del material y solvente antes de usarlos en esta pulverizadora SEGURIDAD EN EL USO DE LAS MANGUERAS El fluido que pasa a alta presi n po
24. and let solvent leak past Throat Packings Displacement Rod and Piston Removal and Replacement Screw the packing nut 38 out of the displacement cylinder 54 Carefully pull the displacement rod assembly 34 and piston housing 45 out of the cylinder Wrap the rod end with tape to protect the bearing 36 and clamp securely in a vise Screw the piston off the rod using a wrench on the hex of the piston if its too tight heat it in boiling water to soften the locking compound Remove the ball 46 glands 41 441 and packings 42 43 Slide the throat packings 61 62 and glands 39 off the rod Clean and in spect Install the repair kit parts Be sure to install the FE and leather packings in the order shown See 7 and the Parts Drawing Thoroughly clean and degrease the piston housing 45 and displacement rod 37 Using locking compound screw the piston housing onto the displacement rod and torque to 400 425 in lb 45 48 N m If the packing bulge makes it hard to insert the piston housing into the displacement cylinder loosen the piston housing insert it into the cylinder and torque again from the intake end of the cylinder using a hex socket 14 307460 rk EI CU III HIER DRAIN PLUG _ o oo Fig 6 38 39 LIPS OF V PACKINGS IN THROAT MUST FACE DOWN 45 TORQUE TO 400 426 in Ib 46 48 N m 51 47 TORQUE TO 50 160 ft lb 50 68 206 N m WARNING Always f
25. apes de fluido o roturas de los componentes pueden inyectar fluido en la piel y el cuerpo y causar lesiones extremadamente graves incluyendo a veces la necesidad de amputacibn Tambi n el fluido inyectado o salpicado en los ojos puede causar graves da os NUNCA apuntar la pistola hacia alguien o alguna parte del cuerpo NUNCA colocar la mano o los dedos encima de la bo quilla NUNCA tratar de hacer retornar la pintura este NO es un sistema de rociado de aire SIEMPRE tener colocado el protector de la boquilla en la pistola mientras se est pulverizando SIEMPRE seguir el procedimiento de descarga de presi n dado m s abjo antes de limpiar o sacar la boquilla o de dar servicio a cualiquier equipo del sistema NUNCA tratar de parar o desviar os escapes con la mano o el cuerpo Asegurar que todos los aparatos de seguridad del equipo est n funcionando bien antes de cada uso Tratamiento m dico Si pareciera que un poco de fluido penetr la piel conseguir TRATAMIENTO MEDICO DE URGENCIA DE INMEDIATO NO TRATAR LA HERIDA COMO UN SIMPLE CORTE Decir al medico exactamente cua fluido fue Para instruc ciones de tratamiento pedir al medico que llame a la CADENA DEL CENTRO NACIONAL DE ENVENENAMIENTO 412 681 6669 Procedimiento de descarga de presi n Aparatos de seguridad de la pistola pulverizadora Asegurar que todos los aparatos protectores de la pistola est n funcionando bien antes de cada uso No Sacar ni
26. below then remove the spray tip Aim the gun into a metal pail holding the gun firmly to the pail Using the lowest possible pressure trigger the gun If the fluid emitted is not diffused in to an irregular stream replace the diffuser immediately Tip Guard ALWAYS have the tip guard in place on the spray gun while spraying The tip guard alerts you to the injection hazard and helps prevent accidentally placing your fingers or any part of your body close to the spray tip Spray Tip Safety Use extreme caution when cleaning or changing spray tips If the spray tip clogs while spraying engage the gun safety latch immediately ALWAYS follow the Pressure Relief Pro cedure and then remove the spray tip to clean it NEVER wipe off build up around the spray tip until pressure is fully relieved and the gun safety latch is engaged 2 To reduce the risk of serious bodily injury including injection or injury from moving parts or electric shock always follow this procedure whenever you shut off the sprayer when checking or servicing any part of the spray system when installing clean ing or changing spray tips and whenever you stop spraying 1 Engage the gun safety latch 2 Turn the ON OFF switch to OFF 3 Unplug the power supply cord 4 Disengage the gun safety latch 5 Hold a metal part of the gun firmly to the side of a metal pail and trigger the gun to relieve pressure 6 Engage the gun safety latch 7 Open the drain valv
27. ble fluid pressure during flushing MOVING PARTS HAZARD Moving parts can pie or amputate your fingers or other body parts KEEP CLEAR of moving parts when starting or operating the sprayer Unplug the sprayer and relieve pressure before checking or servicing the sprayer to prevent it from starting accidentally IMPORTANT United States Government safety standards have been adopted under the Occupational Safety and Health Act These standards par ticularly the General Standards Part 1910 and the Construction Standards Part 1926 should be consulted 307460 3 AVERTISSEMENT La pulv risation haute pression peut causer des blessures tr s graves R serv exclusivement l usage professionnel Observer toutes les consignes de s curit Bien lire et bien comprendre tous les manuels d instructions avant d utiliser le mat riel RISQUES D INJECTION Consignes g n rales de s curit l Cet appareil produit un fluide 8 tr s haute pression Le fluide ulv ris par le pistolet ou le fluide Sous pression provenant de uites ou de ruptures peut p n trer sous la peau ou l int rieur du corps et entrainer des blessures tr s graves voir m me une amputation M me sans tre sous pression le fluide clabous sant ou entrant dans les yeux peut aussi entrainer des blessures graves NE JAMAIS pointer le pistolet vers quelqu un ou vers une par tie quelconque du corps NE JAMAIS mettre la main ou les doigts sur l ajutag
28. cludes ref no 96 1 and 97 2 COVER pressure control SWITCH ASSEMBLY pressure con trol includes ref no 72 77 94 96 99 104 and nipple and straight union BRACKET mounting SCREW thd rolling flat hd 10 24 x 3 8 9 mm BUSHING strain relief CAPSCREW soc hd 1 4 20 x 1 25 mm SCREW thd rolling oval hd 10 24 x 1 2 13 mm CAPSCREW hex hd 1 4 20 x 1 25 mm PLATE SCREW MOTOR Assy includes Ref Nos 106 107 GEARCASE Assy BOARD circuit SWITCH toggle CAPSCREW hex hd 1 4 20 x 3 76 mm PLUG pipe hdis 1 4 npt SPRAY of choice see 307 321 Reverse A Clean Ill designation Part List continued on page 20 QTY D 307 460 1 9 PARTS LIST REF PART DESCRIPTION QTY NO NO 91 206994 THROAT SEAL LIQUID 1 pt 0 47 liters not shown 1 92 105659 BOOT toggle 1 93 CLIP spring 2 94 100 035 SCREW mach pnh 832 x 5 16 8 mm 1 95 157 021 LOCKWASHER int No 8 1 96 TERMINAL wire female snap on 4 98 Ba 1019 TERMINAL cable 1 99 216 137 CONDUIT Assy 1 100 178 035 LABEL WARNING 1 101 4100 07287 LABEL WARNING 1 NUT hex mscr 632 2 102 103 181 LOCKWASHER No 6 2 103 107 070 SCREW mach flat hd 6 32 x 5 8 16 mm 2 104 217 491 gn includes ref no 96 1 and ACCESSORI ES Must be purchased separately SELECT A FAN with tips 206 310 3000 psi 210 bar MAXIMUM WORKING PRESSURE Fits the fan pattern to both wide and narrow surfaces and clears tip
29. d with this sprayer have electrically conductive material on the surface of the center core of the hose Other hoses on the market may have a ground wire ex tending the length of the hose The ground wire can break in use which will destroy the electrical grounding of the hose To be sure of continuity check electrical resistance at least once a week Check overall resistance when using multiple hose assemblies If the resistance exceeds 29 megohms replace it immediately Ground wire hose may have different resistance check supplier FIRE OR EXPLOSION HAZARD Static electricity is created by the high velocity flow of fluid through the pump and hose If every part of the spray equip ment is not properly grounded sparking may occur and the system may become hazardous Sparking may also occur when plugging in or unplugging a power supply cord Sparks can ignite fumes from solvents and the fluid being sprayed dust particles and other flammable substances whether you are spraying indoors or outdoors and can cause a fire or ex plosion and serious bodily injury and property damage Always plug the sprayer into an outlet at least 20 feet 6 m away from the sprayer and the spray area Do not plug in or unplug any power supply cords in the spray area when there is any chance of igniting fumes still in the air Grounding To reduce the risk of static sparking ground the sprayer and all other spray equipment used or located in the
30. e having a container ready to catch the drainage 8 Leave the drain valve open until you are ready to spray again If you suspect that the spray tip or hose is completely clogged or that pressure has not been fully relieved after following the steps above VERY SLOWLY loosen the tip guard retaining nut or hose end coupling and relieve pressure gradually then loosen completely Now clear the tip or hose ON OFF SWITCH DISENGAGE SAFETY AN a RE AND TRIGGER GUN ENGAGE SAFETY AGAIN ENGAGE SAFETY TURN SWITCH TO OFF UNPLUG CORD OPEN DRAIN VALVE 307460 EQUIPMENT MISUSE HAZARD General aare Any misuse of the spray equipment or accessories such as overpressurizing modifying parts using incompatible chemicals and materials or using worn or damaged parts can cause them to rupture and result in injection or other serious bodily injury fire explosion or property damage NEVER alter or modify any part of this equipment doing so could cause it to malfunction CHECK all spray equipment regularly and repair or replace worn or damaged parts immediately System Pressure This soraver can develoo 2750 osi 190 bar MAXIMUM WORKING PRESSURE Be sure that ail spray equipment and accessories are rated to withstand the maximum working pressure of this sprayer DO NOT exceed the maximum work ing pressure of any component or accessory used in the system Material Cornpatibility BE SURE that all materials and solvents used are chem
31. e du pulverisateur NE JAMAIS essayer de refouler la peinture Cet appareil Nest PAS un compresseur pneumatique TOUJOURS garder la protection de l ajutage en place sur le pistolet pendant la pulverisation TOUJOURS observer la March Suivre pour D tendre la Pression donn e plus loin avant de nettoyer ou d enlever l ajutage du pulverisateur ou d effectuer un travail quelcon que sur une partie de l appareil NE JAMAIS essayer d arr ter ou de d vier les fuites avec la main ou le corps Avant chaque utilisation bien s assurer que les dispositifs de s curit fonctionnent correctement oins m dicaux n cas de pen amp ration de fluide sous la peau DEMANDER IMMEDIATEMENT DES SOINS MEDICAUX D URGENCE NE PAS SOIGNER CETTE BLESSURE COMME UNE SIMPLE COUPURE Dire exactement au m decin quel type de liquide a t inject amp Pour avoir des instructions concernant le traitement ap propri dire au m decin d appeler le CENTRE ANTI POISON SUIVANT NATIONAL POISON CENTER NETWORK 412 681 6669 Avant chaque utilisation bien s assure que tous les dispositifs de s curit du pistolet fonctionnent correctement Ne pas arche Suivre pour D tendre la Pression enlever ni modifier une partie quelconque du pistolet ceci ris querait d entrainer un mauvais fonctionnement et des blessures graves Verrou de s curit A chaque fois que l on s arr te de pulv riser m me s il s agit d un court instant t
32. e is properly grounded Use an extension cord which has 3 wires of 12 gauge minimum size and a maximum of 100 ft 30 3 m long Longer lengths may affect sprayer perfor mance Plug in the Sprayer Be sure the ON OFF switch is OFF Refer to Fig 1 Then plug the cord into a grounded electrical outlet at least 20 ft 6 m away from the spray area WARNING To reduce the risk of static sparking be sure to read and follow the grounding instructions given on page 3 of this manual Set Pressure Control Turn the pressure control knob D counterclockwise to the lowest setting each time before you start the sprayer to help prolong the pump life Flush the Pump An important part of the care and maintenance of your EM 480 is proper flushing See Flushing Guidelines on page 9 for When to Flush and How to Flush When To Flush 1 FLUSHING Before using your new sprayer Your new EM 480 was factory tested in No 10 motor oil and the oil was left in it to protect the parts Before using water based paint Flush out the oil with mineral spirits then flush out the mineral spirits with soapy water followed by a clean water rinse Before using oil based paint Flush out the oil with mineral spirits only Whenever you change the color of your paint supply Flush with a compatible solvent such as mineral spirits or water Whenever you change from water based to oil based paint Flush with soapy wate
33. er rumpe la continuidad a tierra 6 Para mantener la continuidad a tierra durante el lavado o descarga de presi n siempre apoyar una parte met lica de la pistola bien firme contra el costado del balde de metal despu s apretar el gatillo Seguridad durante el lavado Reducir el riesgo de lesiones por inyeccion chispas electricas o salpicaduras siguiendo el procedimiento de lavado especifico dado en la p gina 9 de este manual Seguir el pro cedimiento de descarga de presi n en la p gina 6 y quitar la boquilla rociadora antes de lavar Apoyar una parte met lica de la pistola bien firme contra el costado de un balde de metal y usar la presi n m s baja posible de fluido durante el lavado PELIGRO DE LAS PIEZAS MOVILES Las piezas en movimiento pueden pinchar o amputar dedos u otras partes del cuerpo MANTENERSE ALEJADO de las piezas en movimiento durante el arranque o funcionamiento de la pulverizadora Desenchufar la pulverizadora y descargar la presi n antes de revisarla o darle servicio para impedir que arranque inesperadamente IMPORTANT Se han adoptado las normas de seguridad del gobierno de los Estados Unidos de Norteam rica bajo el Acta de Seguridad y Salud Ocupacional Deber n consultarse estas normas en especial las Generales Parte 1910 y las Normas de Construc ci n Parte 1926 307 460 7 INSTALLATION ON OFF switch Fig 1 Check the Gearcase Oil Remove the fill plug A and ensure that the
34. g or checking a clogged tip Always point the gun toward the ground or into a esn container when checking to see if the tip is clear DO NOT try to blow back paint this is NOT an air spray sprayer DO NOT wipe build up off of the gun or tip until pressure is relieved See The Pressure Relief Pro cedure Warning below Clean out the front of the spray tip frequently during the day s operation and at the end of the work day Always relieve pressure according to the Pressure Relief Pro cedure Warning below Then use a solvent soaked brush to clean the spray tip and to keep material build up from drying and clogging the spray tip If the spray tip clogs while spraying release the spray gun trigger engage the gun safety latch and turn the Reverse A Clean handle 180 See Fig 4 Disengage the gun safety latch and trigger the gun Fluid pressure should force the obstruction from the spray tip Release the trigger engage the gun safety latch return the han dle to the original position and resume spraying ROTATE HANDLE 180 Fig 4 Shutdown and Care of the Sprayer WARNING Pressure Relief Procedure To reduce the risk of serious bodily injury in Cluding injection or injury from moving parts or electric shock always follow this procedure whenever you shut off the sprayer when check ing or servicing any part of the spray system when installing cleaning or changing spray tips and whenever you sto
35. ically compatible with the wetted parts shown in the Technical Data on the back cover Always read the material and solvent manufacturer s literature before using them in this sprayer HOSE SAFETY High pressure fluid in the hoses can be very dangerous If the hose develops a pinhole leak split or rupture due to any kind of wear damage or misuse the high pressure spray emitted from it can cause an injection injury or other serious bodily in jury or property damage ALL FLUID HOSES MUST HAVE SPRING GUARDS The spring guards help protect the hose from kinks or bends at or close to the coupling which can result in hose rupture TIGHTEN all fluid connections securely before each use High pressure fluid can dislodge a loose coupling or allow high pressure spray to be emitted from the coupling NEVER use a damaged hose Before each use check entire hose for cuts leaks abrasion bulging cover or damage or movement of the hose couplings If any of these conditions exist replace the hose immediately DO NOT try to recouple high pressure hose or mend it with ape or any other device A repaired hose cannot contain the high pressure fluid HANDLE AND ROUTE HOSES CAREFULLY Do not pull on hoses to move equipment Do not use materials or solvents which are not compatible with the inner tube and cover of the hose DO NOT expose the hose to temperatures above 180 F 82 C or below 40 F 409C Hose Grounding OAI The fluid hoses provide
36. id return of the equipment claimed to be defective to an authorized Graco distributor for verification of the claim If the claimed defect is verified Graco will repair or replace free of charge any defective parts The equipment will be returned to the original purchaser transportation prepaid If inspection of the equipment does not disclose any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation DISCLAIMERS AND LIMITATIONS The terms of this warranty constitute purchaser s sole and exclusive remedy and are in lieu of any other warranties express or implied including warranty of merchantability or warranty of fitness for a particular purpose and of any non contractual liabilities including product liabilities based on negligence or strict liability Every form of liability for direct special or consequential damages or loss is expressly excluded and denied In no case shall Graco s liability exceed the amount of the purchase price Any action for breach of warranty must be brought within two 2 years of the date of sale EQUIPMENT NOT COVERED BY GRACO WARRANTY Graco makes no warranty and disclaims all implied warranties of merchantabllity and fitness for a particular purpose with respect to accessories equipment materials or components sold but not manufactured by Graco These items sold but not manufactured by Graco such as electric motor sw
37. itches hose etc are subject to the warranty if any of their manufacturer Graco will provide purchaser with reasonable assistance in making any claim for breach of these warranties Sales Offices Atlanta Chicago Dallas Detroit Los Angeles Mt Arlington N J Forelgn Offices Canada England Korea Switzerland France Germany Hong Kong Japan GRACO INC PO BOX 1441 MINNEAPOLIS MN 55440 1441 PRINTED IN U S A 307 460 Revised 10 93
38. jutage se bouche pendant la pulverisation mettre immediatement le verrou de s curit du pistolet TOUJOURS bien observer la Marche Suivre pour D tendre la Pression puis enlever Pajutage du pulverisateur pour le nettoyer NE JAMAIS essuyer ce qui s est accumul autour de l ajutage du pulverisateur avant que la pression ne soit completement tomb e et que le verrou de s curit du pistolet ne soit engage our r duire les risques de blessures graves y compris les blessures par injection de fluide ou celles caus es par des pieces en mouvement ou par electrocution toujours bien observer cette marche suivre chaque fois que lon arr te le pulverisateur occasion de la verification ou de la reparation d une piece de Pappareil de pulverisation 8 l occasion de l installation du net tovage ou du remplacement des ajutages et d une mani re g n rale chaque arr t 1 Engager le verrou de s curit du pistolet 2 Mettre l interrupteur Marche Arr t sur ARRET OFF 3 D brancher le cordon d alimentation 4 D sengager le verrou de s curit du pistolet 5 En maintenant une partie m tallique du pistolet fermement appuy e contre le c t dun seau en metal appuyer sur la gachette du pistolet pour lib rer la pression 6 Engager le verrou de s curit du pistolet 7 Ouvrir le robinet de purge en prenant soin d avoir un recipient pr t r cup rer le liquide 8 Laisser le robinet de purge ouvert jusqu ce que le
39. lter 307 460 13 SERVICE WARNING Always follow the Pressure Relief Procedure War ning on page 12 before checking or repairing any parts Displacement Pump Removal and Replacement Flush the pump if possible Follow the Pressure Relief Procedure Warning on page 12 Be sure to unplug the power supply cord Disconnect the suction 20 and fluid line 1 hoses and open the pump shield 16 See Fig 6 and Parts Draw ing Remove the socket head screws 32 lockwashers 31 and flat washer 29 and spacer 63 from the pivot shaft and the flat washer 30 and thrust washer 28 from the crank Be very careful to hold the pump as you slide it off the shafts to avoid damaging the needle bear ings See Fig 6 Repair Kit No 208940 is available to repair the pump Use all of the new parts in the kit even if the old parts look good Old parts wear faster and result in more fre quent packing replacement Intake Valve Removal and Replacement Screw the intake valve 51 housing out of the displace ment cylinder 54 Remove the ball stop pin 53 guide 47 and ball 52 Clean and inspect for wear or damage Reassemble using new parts from the repair kit Torque the intake valve housing to 50 150 ft Ib 68 205 N m See Fig 7 NOTE You can test the intake valve by filling it with solvent and seeing if any leaks past the ball It should not leak The valve must be clean for this test any dirt will hold the ball off the seat
40. m or if Return for repair is in dicated contact your nearest authorized service agency for instructions on where and how to return the sprayer for repair NOTE Reference letters in parentheses in the Troubleshooting Guide refer to the notes on page 13 WARNING Pressure Relief Procedure To reduce the risk of serious bodily injury in cluding injection or injury from moving parts or electric shock always follow this procedure whenever you shut off the sprayer when check ing or servicing any part of the spray system when installing cleaning or changing spray tips and whenever you stop spraying 1 Engage the gun safety latch 2 Turn the ON OFF switch to OFF 3 Unplug the power supply cord 4 Disengage the gun safety latch 5 Hold a metal part of the gun firmly to the side of a metal pail and trigger the gun to relieve pressure Engage the gun safety latch 7 Open the drain valve having a container ready to catch the drainage 8 Leave the drain valve open until you are ready to spray again f you suspect that the spray tip or hose is com ple tely clogged or that pressure has not been fully relieved after following the steps above VERY SLOWLY loosen the tip guard retaining nut or hose end coupling and relieve pressure gradually then loosen completely Now clear the tip or hose obstruction PROBLEM CAUSE SOLUTION Electric motor won t operate Il Electric moto
41. no output Drive assembly damaged 1 Repair or replace and pump not stroking V Paint leaks into wet cup VI Excessive surge pulsing at spray gun Vil Not enough paint pressure See Problem Ill also Vill Poor spray pattern IX Spitting from spray gun X Static sparking from gun Packing nut too loose Throat packings worn or damaged Damaged or worn piston rod 1 Filter partially clogged Spray tip too big or worn Paint too thick Wrong type hose Displacement pump check balls dir ty or sticking Displacement pump check balls and packings worn or damaged Pressure control or motor damaged or pressure control out of adjust ment Pressure setting too low Spray tip too big or worn Pressure control or motor damaged Clogged spray tip Pressure setting too low Outlet filter or hose partially clogged Spray tip too big or worn Paint supply low or pail empty Paint too thick Paint supply low or pail empty Sprayer sucking air or gun needle not seating Tighten just enough to stop leakage Replace e See page 14 Replace e See page 14 1 Remove and clean Change tip Thin per paint manufacturer s recommendations Use minimum 50 ft 15 2 m grounded nylon hose do not use wire braid hose Flush then remove and clean if needed Replace See page 14 Check pressure control calibration repair or replace Increase
42. ollow the Pressure Relief Procedure War ning on page 12 before checking or repairing any parts Bearings Removal and Replacement Use an arbor press to remove and install bearings 36 50 in the displacement rod 37 end and in the intake valve 51 housing See Fig 7 When replacing the displacement rod bearing be sure the hole in the bear ing lines up with the lubrication hole at the top of the rod See Fig 7 Soak the valve bearings in oil before in stalling Grease the displacement rod bearing whenever the pump is removed Motor Removal and Replacement Disconnect hoses 1 20 from the displacement pump 33 Disconnect the hose 1 from the pressure control 74 Disconnect hoses 21 671 from the fluid filter 64 See Fig 8 Disconnect the conduit and wires K from the motor See Fig 9 Fig8 Remove the fluid pump from the gearcase See Displacement Pump Service on page 7 Remove the four capscrews 87 along the bottom of the pump side of the gearcase Tip the sprayer forward onto the frame handle so the gearcase is in a horizontal position See Fig 9 The gearcase must be kept horizontal as the cover is removed to avoid spilling the gearcase oil Remove the three capscrews 78 holding the pressure control to the gearcase cover and remove the control Remove the remaining capscrews from the gearcase cover Then carefully lift the motor and cover assembly straight up off the gearcase See Fig 9 NOTE The mot
43. or is sold only as an assembly in stalled on a gearcase cover with bearings in place and a new gasket Don t try to remove the gearcase cover Order part number 217 086 for the replacement assembly Terminals 96 97 are not includ ed with a new motor Order these separately and crimp to motor leads as shown in Fig 11 To install the new motor assembly clean all the capscrews and the area around the screw holes on the gearcase cover with the primer provided with the replacement assembly Then apply sealant also provid ed to the bottom side of the screw heads These two steps are very important in preventing the gearcase oil from leaking Secure the cover to the gearcase with the capscrews 80 then put the pressure control in place and secure with the three capscrews 78 Connect the conduit and wires to the motor Tip the sprayer back to its normal position and install the capscrews 87 and tighten Connect the displacement pump and all the hoses Refer to Fig 6 Motor Capacitor Removal and Replacement If the motor won t start unplug the power supply cord check and or replace the motor starting capacitor 105 located under the capacitor cover L Remove the screws holding the cover to the motor Lift the cover enough to turn it over and use the tip of a screwdriver if necessary to gently pry the capacitor out of the cover The wires and resistor are connected with quick disconnect terminals Unsnap the wires and resi
44. oujours mettre le verrou de s curit du pistolet sur la position ferm e ou s curit safe pour emp cher le pistolet de fonctionner Si le verrou de s curit n est pas mis le pistolet peut se d clencher accidentellement Diffuser Le diffuseur du pistolet sert diviser le jet et r duire les ris ques d injection accidentelle quand l ajutage n est pas en place Verifier le fonctionnement du diffuseur r guli rement Pour cette verification d tendre la pression en observant la Marche Suivre pour D tendra la Pression donn e plus loin puis enlever lajutage du pulverisateur Pointer le pistolet dans un seau en metal en le maintenant fermement contre le seau Puis en utilisant la pression la plus faible possible ap puyer sur la gachette du pistolet Si le fluide projet n estpas diffuse sous forme de jet irr gulier remplacer immediatement le diffuseur Protection de l aju tage TOUJOURS maintenir la protection de l ajutage en place sur fe pistolet du pulverisateur pendant la pulverisation La protec tion de l ajutage attire l attention sur les risques d injection et contribue viter que les doigts ou une partie quelconque du corps ne passe accidentellement proximit immediate de Pajutage du pulverisateur Consignes de s curit concernant l ajutage du pulv risateur aire extr mement attention l occasion du nettoyage ou du remplacement des ajutages du pulverisateur Si l a
45. p spraying 1 Engage the gun safety latch Turn the ON OFF switch to OFF Unplug the power supply cord Disengage the gun safety latch Hold a metal part of the gun firmly to the side of a metal pail and trigger the gun to relieve pressure Engage the gun safety latch 7 Open the drian valve having a container ready to catch the drainage 8 Leave the drain valve open until you are ready to spray again If you suspect that the spray tip or hose is com ple tely clogged or that pressure has not been fully relieved after following the steps above VERY SLOWLY loosen the tip guard retaining nut or hose end coupling and relieve pressure gradually then loosen completely Now clear the tip or hose obstruction GO BR N Before each use squirt one drop of oil onto the lower pivot point J of the pump 33 See Fig 5 For very short shutoff periods relieve pressure leave the suction tube in the paint and clean the front of the spray tip Check the packing nut wet cup 38 before each use and periodically when in use Follow the Pressure Relief Procedure Warning before checking or tightening The packing nut should only be tight enough to stop leakage Do not over tighten Overtightening may cause binding and excessive wear on the packings Clean the outlet filter often and whenever the sprayer is stored On the last workday of the week flush all the paint out of the sprayer See Flushing
46. r then mineral spirits How To Flush 1 WARNING To reduce the risk of an injection injury always remove the spray tip from the gun before flushing 2 3 Follow the Pressure Relief Procedure Warning on page 2 then remove the spray tip Remove the filter bowl and screen See manual 307 273 supplied If the bowl is tight remove the filter assembly from the sprayer first Install the bowl on the filter without the screen Clean the separately screen CAUTION Using excessive force to remove the filter bowl while still on the sprayer could rotate the pressure control fittings and damage the bourdon tube Pour 1 2 gallon 2 liters of compatible solvent see When to Flush into a bare metal pail Put the pump suction tube in the pail 4 Be sure the pressure control knob is set at minimum then disengage the gun safety latch WARNING When you are flushing or reli ving pressure ALWAYS hold a metal part of the gun firmly to a grounded metal pail or waste container to reduce the risk of static sparking whith carr cause fire or explosion and splashing 5 Point the spray gun into the metal pail squeeze the trigger turn the sprayer to ON and slowly turn the pressure control setting clockwise just until the sprayer starts Always use the lowest possible pressure Keep the gun triggered until clean solvent comes from the nozzle Release the trigger Then open the fil
47. r lag mangueras puede ser muy peligroso Si en la manguera se desarrolla un escape pe que o una rotura o rajadura debido a cualquier tipo de desgaste da o o maltrato el chorro a alta presi n emitido por all puede causar una lesion por inyeccion u otras lesiones cor porales graves o da on a la propiedad TODAS LAS MANGUERAS PARA FLUIDOS TIENEN QUE TENER GUARDAS DE RESORTE Estas protegen las mangueras contra dobleces o retorceduras en los acoplamien tos o cerca de ellos los que podrian traducirse en roturas de la manguera Antes de usarlas APRETAR bien firmes todas las conexiones El fluido a alta presi n puede desalojar un acoplamiento suelto o dejar que por l escape un chorro a alta presibn NUNCA usar una manguera que est daiiada Siempre revisarla en busca de cortaduras escapes abrasion cubierta abultada o acoplamientos sueltos o da ados Si llegara a en contrarse cualquiera de estas condiciones reemplazar de in mediato la manguera NO intentar reacoplar una manguera de alta presi n o enmendarla con cinta adhesiva u otro material similar Una manguera que ha sido remendada no aguante el fluido a alta presi n MANEJAR Y PASAR CUIDADOSAMENTE LAS MANGUERAS No tirar de las mangueras para mover el equipo No usar materiales o solventes que sean incompatibles con el tubo interno y la cubierta dela manguera NO exponer las mangueras a temperaturas sobre 82 C 180 F o bajo 40 C 40 F Continuidad a tierr
48. r stops while spraying ll Electric motor runs but output low See Problem VI also 12 307460 Power cord unplugged or damaged or building circuit fuse blown Motor thermal overload switch has opened Pressure setting too low Damaged extension cord Motor capacitor failure b Pressure control damaged by freez ing c or overpressurizing d Material or water hardened in sprayer c 8 Electric motor burned out 9 ON OFF switch failure 10 Triar failure Power cord unplugged or building circuit fuse blown Pressure setting too low Tip or filter plugged Pressure control motor capacitor a or motor failure Piston ball check not seating Piston packings worn or damaged Intake valve ball check not seating Displacement pump frozen c or drive assembly damaged Pressure control frozen c or damaged by over pressurization d 1 Check reset or replace Unplug sprayer cool a Increase Replace Replace See page 15 Replace See page 16 Thaw try to start return for repair if needed Replace See page 15 Replace Replace Check reset or replace Increase Remove and clean Repair or replace Repair See page 14 Replace See page 14 Repair See page 14 Thaw restart return for repair if needed Thaw restart return for repair if needed PROBLEM CAUSE SOLUTION IV Electric motor runs but
49. rts to run again after stalling Plug in the sprayer turn it on close the needle valve and set the pressure at maximum Allow the sprayer to run until t stalls Now open the needle valve very slowly while observing the pressure gauge Check to see if the pressure drops to approximately 2356 psi 164 bar before starting again If the pressure is lower shut off and unplug the sprayer but do not relieve pressure Turn the dif ferential wheel S counterclockwise just one notch and repeat Steps 4 and 5 Check the pressure drop again and repeat if necessary If you adjust the differential wheel recheck the stall pressure steps 2 and 3 to be sure the stall pressure has not changed 6 Follow the Pressure Relief Procedure flush the water out with mineral spirits relieve pressure again then remove the test hose needle valve and pressure gauge 307460 17 PARTS DRAWING PARTS LIST REF PART NO NO 1 216 126 2 106 062 3 154 636 4 178 392 5 104 811 6 217 506 7 102637 8 172 981 9 103 1 17 10 178 566 11 169 377 12 176 250 13 106 101 14 100 272 15 100 032 16 177669 17 101 946 18 177 716 19 103 473 20 176 920 21 177 787 22 106 140 23 106 142 24 103 927 25 1701 13 26 102 952 28 168 521 29 164 055 30 159 346 31 100 016 32 101 550 33 208 372 DESCRIPTION HOSE nylon cpld 1 4 npsm fbe swivel one end 21 75 554 mm lg spring guard WHEEL semi pneumatic WASHER flat CL
50. s letter of the assembly for which you are ordering Pump Repair Kit 208 940 Must be ordered separately Consists of Ref No y Ref No Qty 1 40 1 46 4 41 1 1 42 3 20 3 43 1 62 1 44 1 307 460 21 Technical Data Manual Power requirements 120V 60 HzAC Ch ange Summ ary 1 phase fused for 15 Amps Electric motor 0 75 HP 6 kW 60 Cycle 1725 RPM with thermal overload proection This manual has been reactivated since it provides and automatic reset switch necessary information for some repair kits which are Max recommended still available for the EM480 sprayer speed continuous 100 cycles minute Cycles per gallon per liter 230 53 Max paint operating pressure 2750 psi 190 bar Recommended operating range 1000 2200 psi 70 150 bar Max delivery continuous duty 0 44 gpm 1 7 liter min Intake paint strainer 16 mesh 1190 micron stainless steel screen reusable Outlet paint filter 60 mesh 250 micron stainless steel screen reusable Gearcase capacity 3 pint 1 4 liter Use only Graco approved oil P N 208 230 Wetted parts Aluminum Nitralloy Nylon Rubber impregnated Leather Stainless steel PTFE Del Bgsten carbide Zinc plated steel The Graco Warranty and Disclaimers WARRANTY Graco warrants all equipment manufactured by it and bearing its name to be free from defects in material
51. s reglementations locales N utiliser que des seaux m talliques conducteurs de l amp lectricite Ne pas mettre le seau sur une surface non conductrice comme sur du papier ou du carton car Cela interromprait la continuit le la mise la terre 6 Pour conserver la continuit de la mise la terre quand on rince le mat riel ou quand on lib re la pression toujours maintenir une partie m tallique du pistolet fermement appuy e contre le c t d un seau en m tal puis appuyer sur la detente du pistolet Mesures de S curit concernant le Rincage Pour r duire les risques de blessures par penetration de la peau et les risques d s aux tincelles d lectricit statique ou aux claboussures observer la marche suivre pour le rincage donn e la page 9 de ce manuel Observer la Marche Suivre pour D tendre la Pression donn e la page 4 en enlever l ajutage du pulv risateur avant le rincage Maintenir une partie m tallique du pistolet fermement appuy e contre le c t d un seau en m tal et utiliser la pression la plus faible possible pendant le rincage 307460 5 ADVERTENCIA EL ROCIADO A ALTA PRESION PUEDE CAUSAR GRAVES LESIONES SOLO PARA USO PROFESIONAL RESPETE LOS AVISOS DE ADVERTENCIA Lea y entienda todo el manual de instrucciones antes de manejar el equipo PELIGRO DE IN YECCION DE FLUIDO Seguridad general Este equipo genera un fluido a una presion muy alta El rociado de la pistola los esc
52. scarga de presi n Y despu s sacar la bo quilla para limpiarla NUNCA limpiar la acumulaci n de pintura alrededor de la bo quilla antes de que se haya descargado por completo la presion y el pestillo est enganchado Para reducir el riesgo de sufrir graves lesiones corporales incluyendo inyecci n o lesiones causadas por piezas en movimiento o choque el ctrico siempre seguir este procedimiento al apagar la m quina pulverizadora al revisar o dar servicio a cualquier parte del sistema de pulverizaci n al instalar limpiar o cambiar las boquillas y cada vez que se deja de pulverizar 1 Enganchar el pestillo de la pistola 2 Mover el interruptor el ctrico ON OFF a la posici n OFF apagado 3 Desenchufar el cordon el ctrico 4 Desenganchar el pestillo de la pistola 5 Sujetar una parte met lica de la pistola bien firme contra un balde de metal Y disparar la pistola para descargar la presibn 6 Enganchar el pestillo de la pistola 7 Abrir la v lvula de drenaje y tener listo un reclipiente para recibir la pintura 8 Dejar la v lvula de drenaje abierta hasta que se est nuevamente listo para pulverizar Sise sospecha que la boquilla o la manguera est completamente obstruida o que no se ha descargado por completo la presi n despu s de haber seguido elprocedimiento anterior aflojar MUY LENTAMENTE la tuerca de retenci n del protector de la bo quilla o acoplamiento de la punta de la manguera y descargar gradualmente l
53. stor and discard the old capacitor and resistor Snap the wires and resistor onto the new capacitor making sure the wires are located properly See Fig 10 Install the capacitor in the cover and screw the assembly onto the motor 105 WARNING Always follow the Pressure Relief Procedure War ning on page 12 before checking or repairing any parts Pressure Control Removal and Replacement WARNING Do not alter the factory adjusted pressure switch M Changing the setting may cause unsafe high pressure or poor performance CAUTION Never attempt to remove the swivel adapter N or nipple P from the pressure control Any twisting or jarring of the pressure control fitting could alter the factory setting of the control or permanently damage the control When removing the fluid filter 64 or fluid hose 1 hold the swivel adapter N or nipple P secure with a wrench Remove the fluid hose 1 from the pressure control 74 Disconnect the conduit 98 and wires K from the motor Q Refer to Fig 11 Then remove the three capscrews 78 holding the control to the gearcase BROWN PINK Oe BS lt K KL 3 RS lg ES x db Fig 11 16 307460 GREEN REEN amp YELLOW Unless the cover plate 73 or mounting bracket 75 is damaged only the pressure control switch assembly 74 needs to be replaced In that case remove the filter and covers from the old assembly Use screws
54. ter drain valve which is connected to a drain valve and flush again to remove paint from the drain tube 7 Release the trigger and engage the gun safety latch Close the drain valve GUIDELINES 4 Whenever you change from oil based to water based paint Flush with mineral spirits then soapy water followed by a clean water rinse 5 Before you store your sprayer 10 11 12 When using water based paint Flush with water then mineral spirits and leave the pump hose and gun filed with mineral spirits When using oil based paint Flush with mineral spirits and leave the pump hose and gun filled with mineral spirits Before you use your sprayer after storage Before using water based paint Flush out mineral spirits with soapy water followed by a clean water rinse Before using oil based paint Flush the mineral spirits out and the unit is ready to use Check all fluid connections for leaks any leaks follow the Pressure Relief Procedure Warning above then tighten the connections Start the sprayer again and check to be sure the leaking has stopped If there are Remove the suction tube from the pail Disengage the gun safety latch and trigger the gun into a metal pail to force solvent from the hose Do not Jet the pump run dry for more than 30 seconds to avoid damaging the pump packings Engage the gun safety latch turn the sprayer to OFF and unplug the sprayer Open the drain valve
55. ulv risateur Brancher le cordon d alimentation ou la rallonge qui doivent Qtre quip s d une prise 8 3 fiches en bon tat dans une prise de courant convenablement mise la terre Ne pas utiliser d adaptateur Toutes les rallonges doivent avoir 3 fils et tre pr vues pour 15 amperes Pression Ce pulv risateur peut produire une PRESS ON MAXIMUM DE TRAVAIL 190 bar 12750 Ib po 2 S assurer que tous les elements du pulv risateur et ses accessoires sont CONCUS pour resister la pression maximum de travail de ce pulv risateur NE PAS d passer la pression maximum de travail d aucun des elements o accessoires utilis s avec cet appareil Compatibilit chimique des corps BIEN S ASSURER que tous les corps des solvants utilis s sont chimiquement compatibles avec les parties mouill es in diqu es dans les Donn es techniques au dos de la couver ture Toujours lire soigneusement les documents et brochures du fabricant des mati res et solvants utilis s avant de s en ser vir dans ce pulv risateur TUYAUX FLEXIBLES par tout autre moyen Un tuyau r par ne peut pas resister au fluide SOUS pression MANIPULER LES TUYAUX AVEC PRECAUTION ET CHOISIR SOIGNEUSEMENT LEUR CHEMIN Ne pas d placer le materiel en tirant sur le tuyau Ne pas utiliser de mati res ou de solvants qui ne sont pas compatibles avec l enveloppe in t rieure ou ext rieure du tuyau NE PAS exposer le tuyau des temperatures sup rieures 82 C
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