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Hitachi EM 490 User's Manual

1. ing VERY SLOWLY loosen the tip guard retain ing nut or hose coupling to relieve pressure grad ually then loosen the part completely Clear the tip or hose and then reassemble it d Disengage the gun safety latch and resume spraying e If the tip is still clogged engage the gun safety latch shutoff and unplug the sprayer and open the pressure drain valve to relieve pressure Re move the spray tip and clean it f Instructions for cleaning the RAC IV are given in manual 307 848 ROTATE HANDLE 180 Fig 5 SHUTDOWN AND CARE 4 Check the packing nut wet cup daily First relieve pressure see page 9 Be sure the wet cup is 1 3 full of TSL at all times to help prevent fluid buildup on the piston rod and premature wear of packings The packing nut should be tight enough to stop leakage but no tighter Overtightening may cause binding and excessive packing wear See Fig 6 Clean the fluid filter often and before storing the sprayer First relieve pressure see page 9 See man ual 307 273 supplied for the filter cleaning proce dure Flush the sprayer at the end of each work day and fill it with mineral spirits to help prevent pump corro sion and freezing See FLUSHING GUIDELINES on page 12 CAUTION Never leave water or any paint in the sprayer over night to 1 prevent pump corrosion 2 prevent the fluid from freezing in the pump and pressure control which can cause loss of pressure stalling or se
2. 3 8 npt m x 3 8 npsm f swivel LABEL warning THROAT SEAL LIQUID TAG caution WHEEL semi pneumatic LABEL DANGER French NUT hex 1 1 2 18 HOSE drain CLIP spring CLAMP hose 1 25 ID PLUG 1 4 18 nptf ADAPTER elbow 7 16 stud 1 4 npt f NUT jam 7 16 20 WASHER 1 4 UNION swivel 90 HOSE suction 30 762 mm STRAP wire tie CONNECTOR tube CART ASSEMBLY Includes item 129a amp 129b RING retaining SPACER PLUG tubing CONNECTOR conduit 90 COUPLING 1 2 npt x 1 2 straight pipe HUBCAP SCREW 10 24 unc x 5 PLUG 3 8 nptf see page 23 Extra Danger and Warning labels available at no charge PARTS DRAWING QTY Nm paa aaa BR DB BND RD NDN PARTS DRAWING SPRAYER WITH LOBOY CART MODEL 220 679 Series C Basic Sprayer with LoBoy Cart 126 Ref No 55 Drive Assembly 117 Includes items 55a to 55h Ref No 23 Electric Motor 23 23e P DANGER LABEL Includes items 23a to 23g ENGLISH 23b DANGER LABEL FRENCH oe a DETAIL Pressure Control See page 23 for parts 307 735 29 ACCESSORIES DANGER LABELS The English language DANGER label shown on page 1 and the same label in French is on your spray er If you have painters who do not read English or French order one of the following labels to apply to your sprayer The drawing below shows the best placement of these labels for good visibility Order the labels d
3. 55f 100 644 CAPSCREW soc hd 1 4 20 x 3 4 55g 106 227 BEARING thrust 55h 110 293 LUBRICANT not shown 58 218 215 DISPLACEMENT PUMP see page 25 for parts 84 155 665 UNION straight adapter 3 8 npt m x 3 8 npsm f swivel 92 177 7621 LABEL warning 94 206 994 THROAT SEAL LIQUID 95 178 034 TAG caution 97 101 242 RING retaining 99 106 062 WHEEL semi pneumatic 106 185 955 LABEL DANGER French 112 176 762 NUT hex 1 1 2 18 113 181 048 BRACKET pail 119 100 509 PLUG 1 4 18 nptf 120 179 945 ADAPTER elbow 7 16 stud 1 4 npt f 122 150 513 NUT jam 1 7 16 20 123 100 322 WASHER 1 4 129 218 906 CART ASSEMBLY Includes item 129a 129a 105 521 PLUG tubing 130 102 932 CONNECTOR conduit 90 132 104 811 HUBCAP 133 110 037 SCREW 10 24 unc x 5 135 101 754 PLUG 3 8 nptf see page 23 2 AZTRANAAN A NN A RD D Recommended spare parts Keep on hand to reduce down time Extra Danger and Warning labels are available at no charge PARTS DRAWING PARTS DRAWING SPRAYER WITH UPRIGHT CART MODEL 231 002 Series C Basic Sprayer with Upright Cart Ref No 23 amp Electric Motor Includes items 23a to 23g 239 23d Ref No 55 DANGER LABEL ENGLISH gt 23b Drive Assembly DANGER LABEL Includes items 55a to 55h FRENCH SEE DETAIL BELOW DETAIL R Ref No 50 I Pressure Control See page 23 for parts 307 735 27 PARTS LIST SPRAYER WITH LOBOY CART Model 220 679 Seri
4. Es Tumune ONOFF switche OFF guard retaining nut or hose end coupling and relieve 3 Unplug the power supply cord pressure gradually Now clear the tip or hose Check everything in the chart before disassembling the sprayer PROBLEM CAUSE SOLUTION Electric motor won t run Power cord or extension cord unplugged Check reset or replace or damaged or building circuit breaker or fuse has tripped Motor overload switch has opened Unplug power supply cord relieve pressure al low motor to cool decrease pressure Pressure setting too low Increase pressure Pressure control frozen or damaged by Try to thaw or replace pressure control over pressurizations Electric motor stops while spraying Power cord or extension cord unplugged Check reset or replace or damaged or building circuit or fuse is blown Motor overload switch has opened Unplug power supply cord relieve pressure al low motor to cool decrease pressure Wrong type extension cord Use maximum 200 ft 61 m 3 wires 12 gauge grounded extension cord Electric motor runs but low paint Piston ball check not seating Service the pump See page 16 output or no paint output or pump is not stroking See the PROBLEM Not enough Piston packings worn or damaged Replace the piston See page 16 paint pressure on page 15 also Intake valve ball check not seating Service the pump See page 16 Pump is frozen Thaw Filter element installed upside
5. RELIEF PROCEDURE To reduce the risk of serious bodily injury including fluid injection splashing fluid or solvent in the eyes or on the skin 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 cleaning or chang ing 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 2 307 735 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 fluid in jection when the tip is not installed Check diffuser operation regularly Follow the PRESSURE RELIEF PROCEDURE be low then remove the spray tip Aim the gun into a metal pail hold ing the gun firmly to the pail Using the lowest possible pressure trigger the gun If the fluid emitted s not diffused into 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 fluid injection hazard and helps reduce but does not prevent the risk of accidentally placing your fingers or any part of your body close to the spra
6. SAE non detergent motor oil Liber ally pack the needle bearing D with industrial grade heavy duty extreme pressure lithium soap grease 18 307 735 9 Assemble the connecting rod 54 and bearing 53 Assemble the coupling 36 to the connecting rod and install the pin 34 Push the spring 33 over both ends of the pin 34 10 Align the connecting rod 54 with the crankshaft B and push the bearing housing onto the drive housing 55 Assemble the remaining parts D E LUBRICATE See CAUTION a 54 Fig 16 REPLACING THE DRIVE ASSEMBLY WARNING 3 Remove the screws 55d and 55f and pull the drive To reduce the risk of serious bodily injury including housing A off the motor housing B fluid injection or splashing in th r on the skin i or y ee ovina sane shave blow ths Pee 4 Remove the screws 55c and pull the motor housing sure Relief Procedure Warning on page 14 be B off the motor fore checking adjusting cleaning or shutting off the 5 Clean the gear 37 and inspect it for wear or damage sprayer Unplug the power supply cord Replace if necessary To remove drive out the pin 27 and pull the gear off the motor shaft E Apply NOTE Refer to Fig 17 for this procedure molybdenum disulfide spray lubricant to the gear al low to dry then apply industrial grade heavy duty 1 Remove the displacement pump See page 16 extreme pressure lithium soap grease 2 Remove the two screws 20 Pull t
7. body and cause extremely serious bodily injury including the need for amputation Also fluid injected or splashed into the eyes or on the skin can cause serious damage NEVER point the spray gun at any one or at any part of the body NEVER put your 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 sys tem 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 Alert Airless Spray Wounds If any fluid appears to penetrate your skin get EMERGENCY MEDICAL CARE AT ONCE DO NOT TREAT AS A SIMPLE CUT Tell the doctor exactly what fluid was injected Note to Physician njection in the skin is a traumatic injury It is important to treat the injury surgically as soon as possible Do not delay treatment to research toxicity Toxicity is a concern with some exotic coatings injected directly into the blood stream Consultation with a plastic surgeon or reconstru ctive hand surgeon may be advisable 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 PRESSURE
8. equipment of structures accessories equipment or materials not supplied by Graco or the improper design manufacture installation operation or maintenance of structures accessories equipment or materials not supplied by Graco This warranty is conditioned upon the prepaid 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 FIT NESS 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 M
9. see parts on page 23 1 52 223 767 HOSE nylon 1 4 ID cpld 1 4 npsm fbe 21 75 552 mm spring guards both ends1 53 215 903 BEARING ASSEMBLY 1 54 215 904 CONNECTING ROD ASSEMBLY 1 Model 231 050 Complete Sprayer Includes items 1 to 135 200 to 202 REF NO 200 220 956 201 223 541 202 214 701 Recommended spare parts Keep on hand to reduce down time 28 307 735 PART NO DESCRIPTION GUN Flex airless spray see 307 633 for parts HOSE spray cpld 1 4 npsm fbe swivel 1 4 ID nylon 50 ft 15 m spring guard both ends HOSE whip end cpld 1 4 npt m x 1 4 npsm f swivel 29 740 mm long spring guard one end QTY 4 REF NO 131 132 133 135 Recommended spare parts Keep on hand to reduce down time PART NO DESCRIPTION 218 922 104 008 106 115 100 659 100 657 105 510 100 644 106 227 110 293 218 215 155 665 177 7621 206 994 178 034 106 062 185 955 176 762 183 281 178 342 103 927 100 509 179 945 150 513 100 322 157 416 176 920 103 473 108 982 220 678 101 242 183 275 105 521 102 932 183 291 104 811 110 037 101 754 DRIVE ASSEMBLY includes replacement items 55a 55h LOCKWASHER spring 5 16 LOCKWASHER spring 3 8 CAPSCREW soc hd 3 8 16 x 1 CAPSCREW soc hd 5 16 18 x 2 LOCKWASHER 1 4 CAPSCREMW soc hd 1 4 20 x 3 4 BEARING thrust LUBRICANT not shown PUMP displacement see page 25 for parts UNION
10. turn the switch ON Increase the pressure setting just enough to start the sprayer Prime the hose being sure to eliminate all air from the system 6 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 2750 psi 190 bar NOTE The slower the pressure is raised the easier it is to note the exact stall pressure Closing the needle valve quickly causes the pressure to rise too fast which gives a false reading If the pressure is lower than 2750 psi 190 bar Unplug the sprayer Relieve pressure Insert the wrench and untighten the pressure adjustment nut 1 8 turn or less then repeat steps 5 and 6 If the pressure is higher than 2750 psi 190 bar Unplug the sprayer Relieve pressure Insert the wrench and tighten the pressure adjustment nut 1 8 turn or less and repeat steps 5 and 6 Repeat this pro cedure until the proper stall pressure is obtained Now check to see at what pressure the sprayer starts to run again after it stalls Plug in the sprayer turn it on close the needle valve and set the pressure at maximum Allow the sprayer to run until it stalls Open the needle valve very slowly while observing the pressure gauge Check to see if the pressure drops to approximately 2350 p
11. 07 N m Fig 15 307 735 17 REPLACING THE CONNECTING ROD and BEARING WARNING To reduce the risk of serious bodily injury including fluid injection or splashing in the eyes or on the skin or injury from moving parts always follow the Pres sure Relief Procedure Warning on page 14 be fore checking adjusting cleaning or shutting off the sprayer Unplug the power supply cord NOTE Refer to Fig 16 for this procedure unless other wise instructed 1 Remove pump as described on page 16 2 Remove the front cover 35 3 Remove the bearing housing screws 20 4 Slide the bearing and connecting rod assembly A off the crankshaft B 5 Use a screwdriver to push the retaining spring 33 up Remove the pin 34 and the coupling 36 6 Clean and inspect the bearing housing 53 and con necting rod 54 including the needle bearing D Re place both parts if either is worn or damaged 7 Clean and inspect the crankshaft B Wipe the crank shaft clean with a rag don t use solvent If the crank shaft is badly worn replace the drive assembly 55 as described on page 19 CAUTION To extend the service life of the connecting rod bear ing lubricate it properly After every 100 hours of op eration or whenever servicing the pump whichever comes first fill the cavity E in the connecting rod 54 with SAE non detergent motor oil 8 Coat the surfaces of the new connecting rod and bearing C with
12. 190 bar 2750 Ib po 2 S assurer que tous les l ments du pulv risateur et ses accessoires sont con us pour r sister a la pression maximum de travail de ce pulv risateur NE PAS d passer la pression maximum de travail d aucun des l ments ou 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 indiqu es dans les Donn es techniques a page 31 Toujours lire soi gneusement les documents et brochures du fabricant des flui des et solvants utilis s avant de s en servir dans ce pulv risa teur Le fluide a haute pression circulant dans les tuyaux peut tre tr s dangereux En cas de fuite sur le tuyau de fissure d chirure ou rupture la suite de l usure de d g ts ou d une mauvaise utilisa tion les projections de fluide haute pression qui en proviennent peuvent entrainer des blessures graves par p n tration sous la peau ou par contact ainsi que des d gats mat riels RISQUES D INCENDIE OU 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 pi ces de l appareil de pulv risation ne sont pas convenable ment reli es ou la masse ou la terre des tincelles peuvent se produire et l appareil risques d tre dangereux Des tincelles peuvent Egalement se produire l occasion d
13. 7 dia x 94 1 29 178 597 TUBE suction 1 33 176 817 SPRING retaining 2 34 176 818 PIN str hdls 3125 dia x 1 023 2 35 181 062 COVER gear box 1 36 176 824 COUPLING pump 1 37 176 825 GEAR pinion 1 38 178 460 ADAPTER 3 8 npt m x 1 2 npt f 1 40 185 524 BRACKET mounting 1 41 183 997 COVER 1 46 222 198 PRESSURE DRAIN VALVE 1 47 214 570 FLUID FILTER Includes 1 of item 10 and 47a see 307 273 for additional parts 1 47a 100 040 PLUG pipe 1 4 1 50 215 860 PRESSURE CONTROL ASSEMBLY see parts on page 23 1 52 223 766 HOSE nylon 1 4 ID cpld 1 4 npsm fbe 29 737 mm spring guards both ends 1 Model 231 490 Complete Sprayer Includes items 1 to 135 200 to 202 REF NO PARTNO DESCRIPTION QTY 200 220 956 GUN Flex airless spray see 307 633 for parts 1 201 223 541 HOSE spray cpld 1 4 npsm fbe swivel 1 4 1D nylon 50 ft 15 m spring guard both ends 202 214 701 HOSE whip end cpld 1 4 npt m x 1 4 npsm f swivel 29 740 mm long spring guard one end Recommended spare parts Keep on hand to reduce down time 26 307 735 REF NO PARTNO DESCRIPTION QTY 53 215 903 BEARING ASSEMBLY 54 215 904 CONNECTING ROD ASSEMBLY 55 218 922 DRIVE ASSEMBLY includes replacement items 55a 55h 55a 104 008 LOCKWASHER spring 5 16 55b 106 115 LOCKWASHER spring 3 8 55c 100 659 CAPSCREW soc hd 3 8 16 x 1 55d 100 657 CAPSCREW soc hd 5 16 18 x 2 55e 105 510 LOCKWASHER 1 4
14. AKES NO WARRANTY AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY 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 switches 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 Factory Branches Atlanta Chciago Dallas Detroit Los Angeles West Caldwell N J Subsidiary and Affiliate Companies Canada England Switzerland France Germany Hong Kong Japan GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 PRINTED IN U S A 307 735 3 85 Revised 4 90 32 307 735
15. ESCARGA DE PRESION Para reducir el riesgo de sufrir graves lesiones corporales inclu yendo la inyecci n de fluidos salpicaduras en los ojos o la piel O lesiones causadas por piezas en movimiento siempre seguir este procedimiento al apagar la m quina pulverizadora al revi sar ajustar o limpiar el sistema o al cambiar las boquillas Enganchar el pestillo de seguridad de la pistola Mover el interruptor de parada del motor a OFF Desenchufar el cord n el ctrico Desenganchar el pestillo de seguridad de la pistola Mante ner una parte met lica de la pistola firmemente contra el lado de un balde de metal y activar la pistola para descargar la pre si n RON 6 307 735 Aparatos de seguridad de la pistola pulverizadora Asegurar que todos los aparatos protectores de la pistola estan funcionando bien antes de cada uso No sacar ni modificar nin guna pieza de la pistola pues podria causar el malfuncionamien to 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 posi ci 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 Revi sar con regularidad el funcionamiento del difusor Se
16. G Be sure the retaining spring 33 is firmly and com pletely in the groove of the connecting rod to prevent the pin 34 from working loose due to vibration See Fig 12 If the pin works loose it or other parts could break off due to the force of the pumping action These parts could be projected through the air and result in seri ous bodily injury or property damage including dam age to the pump connecting rod or bearing housing 16 307 735 2 Torque the locknut 112 to 70 ft lb 95 N m 3 Reassemble the remaining parts in the reverse order of removal Disassembly See Fig 15 except where noted 1 Remove and disassemble the intake valve 222 If no further service is needed reasemble the valve using a new gasket 206 Torque to 80 ft lb 107 N m See Fig 12 2 Remove the packing nut 221 and plug 201 3 Tap the piston rod 223 down with a plastic mallet Pull the rod out the bottom of the cylinder 216 4 Remove the packings and glands from the throat of the cylinder 216 5 Clamp the flats of the piston rod 223 in a vise Un screw the retaining nut 214 Unscrew the piston valve 224 from the rod Remove all parts from the piston Reassembly Notes A Packing Repair Kit 222 587 is available Parts in cluded in the kit are marked with an asterisk in the text and drawings B Clean all parts thoroughly Check the outside of the piston rod 223 and the inside of the cylin
17. HANDLE AND ROUTE HOSES CAREFULLY Do not pull on hoses to move equipment Keep hoses clear of moving parts and hot surfaces of the pump and gas engine Do not use fluids or solvents which are not compatible with the inner tube and cover of the hose DO NOT expose Graco hoses to tempera tures above 180 F 82 C or below 40 F 40 C Hose Grounding Continuity Proper hose grounding continuity is essential to maintaining a grounded spray system Check the electrical resistance of your fluid hoses at least once a week If your hose does not have a tag on it which specifies the maximum electrical resistance con tact the hose supplier or manufacturer for the maximum resis tance limits Use a resistance meter in the appropriate range for your hose to check the resistance If the resistance exceeds the recommended limits replace it immediately An ungrounded or poorly grounded hose can make your system hazardous Also read FIRE OR EXPLOSION HAZARD below 2 Fluid hoses use only grounded hoses with a maximum of 500 ft 150 m combined hose length to ensure grounding continu ity See Hose Grounding Continuity on page 3 3 Spray gun obtain grounding through connection to a properly grounded fluid hose and sprayer 4 Object being sprayed according to local code 5 Fluid supply container according to local code 6 All solvent pails used when flushing according to local code Use only metal pails which are conductive Do not pl
18. INSTRUCTIONS PARTS LIST This manual contains IMPORTANT WARNINGS and INFORMATION READ AND RETAIN FOR REFERENCE 307 735 Rev G Supersedes F EM 490 PORTABLE ELECTRIC AIRLESS PAINT SPRAYER 2750 psi 190 bar MAXIMUM WORKING PRESSURE Model 231 002 Series C Basic sprayer without hose or gun Model 231 490 Complete sprayer with hose FLEX gun Reverse A Clean IV Dripless Tip Guard and 517 size SwitchTip Model 220 679 Series C Same as Model 231 002 except has low profile cart Model 231 050 Same as Model 231 490 except has low profile cart CONTENTS Warnings English teed derin aaa ness bee 2 French Avertissement 4 Spanish Advertencia 6 Setup 2 reas eae eens 8 Operation 19 Shutdown amp Care 11 Flushing Guidelines 12 Application Methods 13 Troubleshooting Guide 14 Repair 52 400 16 Parts Lists and Drawings 24 Accessories 30 Technical Data amp Dimensions 31 k Warranty Back Cover Model 231 490 shown NOTE This is an example of the DANGER label on your sprayer This label is available in other languages free of charge See page 30 to order a FIRE AND SKIN INJECTION EXPLOSION HAZARD HAZARD Liquids can be injected into the body by high pressure airless spray Spray painting flushing or cleaning equipment with
19. JAR Y PASAR CUIDADOSAMENTE LAS MANGUERAS No tirar de las mangueras para mover el equipo No usar fluidos o solventes que sean incompatibles con el tubo interno y la cu bierta de la manguera NO exponer las mangueras a temperatu ras sobre 820 C 180 F o bajo 40 C 40 F Continuidad del circuito de puesta a tierra de la man guera La continuidad del circuito de puesta a tierra apropiado es esen cial para mantener conectado a tierra el sistema pulverizador Es indispensable revisar la resistencia el ctrica m xima de las mangueras de aire y de fluido por lo menos una vez a la semana Si la manguera no tiene una etiqueta en la cual se especifica la resistencia el ctrica m ximum ponerse en contacto con el pro veedor o fabricante de la manguera para la informaci n sobre los l mites de resistencia Usar un metro de resistencia en la ga ma apropiada para comprobar la resistencia si excede los lites recomendados reemplazarla de inmediato Es muy arriesgado tener una manguera sin puesta a tierra o con la puesta a tierra en malas condiciones Leer tambi n la informaci n sobre RIES GO DE INCENDIO O EXPLOSION m s arriba 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 mangue ra 3 Pistola hacer la puesta a tierra conect ndola a una mangue ra de fluido
20. a posibilidad de que que den vapores inflamables en el aire Si ocurre una chispa de electricidad est tica o incluso un ligero choque el ctrico mientras se usa el equipo DEJAR DE PULVE RIZAR DE INMEDIATO Revisar todo el sistema en busca de una tierra apropiado No usar de nuevo el sistema hasta haber identifi cado y solucionado el problema 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 di go el ctrico de la localidad para las instrucciones sobre las co nexiones a tierra exigidas para la zona y tipo de equipo ASEGU RAR de conectar a tierra todo este equipo pulverizador 1 Pulverizadora enchufar el cord n el ctrico o cable estensor 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 Presi n del sistema Esta pulverizadora puede desarrollar 190 bar as 2750 psi de PRESION DE TRABAJO MAXIMA Asegurar que todo el equipo pulverizador y sus accesorios tienen la capacidad para aguan tar la presi n m xima de trabajo de ning n componente o acce sorio de este sistema Compatibilidad de fluido Siempre leer las instrucciones del fabricante del fluido y solvente antes de usarlos en esta pulverizadora MANE
21. a veces la necesidad de am putaci n 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 cuer po NUNCA colocar la mano o los dedos encima de la boquilla NUNCA tratar de hacer retornar la pintura este NO es un siste ma 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 abajo antes de limpiar o sacar la boquilla o de dar ser vicio a cualquier del sistema NUNCA tratar de parar o desviar los 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 m dico exactamente cua fluido fue Aviso al m dico Si se llega a inyectar este fluido en la piel se causa una lesi n traum tica Es importante tratar quir rgi camente la lesi n a la brevedad posible No demorar el tra tamiento para investigar la toxicidad La toxicidad es algo de sumar importancia en algunas pinturas ex ticas cuando se in yectan directamente al torrente sangu neo Sir conveniente consultar a un especialista en cirug a pl stica o reconstructiva de las manos PROCEDIMIENTO DE D
22. ace the pail on a non conductive surface such as paper or card board which interrupts the grounding continuity 7 To maintain grounding continuity when flushing or relieving pressure always hold a metal part of the gun firmly to the side of a grounded metal pail then trigger the gun Flushing Safety Reduce the risk of fluid injection injury static sparking or splash ing by following the flushing procedure given on page 12 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 grounded metal pail and use the lowest possible fluid pressure during flushing 307 735 3 AVERTISSEMENT La pulv risation haute pression peut causer de blessures tr s graves R serv exclusivement a 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 Cet appareil produit un fluide a tr s haute pression Le fluide pul v ris par le pistolet ou le fluide sous pression provenant de fuites ou de ruptures peut p n trer sou la peau ou l int rieur du corps et entrainer des blessures tr s graves voir m me une amputa tion M me sans tre sous pression le fluide claboussant ou entrant dans les yeux peut aussi entrainer des blessures graves NE JAMAIS pointer le pisto
23. adjustments in any other way Normal operation of the sprayer at higher pressures could result in component rupture fire or explosion To perform this adjustment however the sprayer pres sure must be temporarily increased above the normal working pressure Use a new 50 foot 15 2 m spray hose rated for at least 3000 PSI 210 BAR MAXIMUM WORKING PRESSURE when performing this procedure A used under rated hose could develop a high pres sure leak or rupture page 14 Follow the Pressure Relief Procedure Warning on 2 Connect the new 50 ft 15 2 m spray hose to the sprayer outlet Install the needle valve on the other end of the hose Install the fluid filled pressure gauge in the top port of the fluid filter e 0 5000 psi 0 350 bar fluid filled pressure gauge Part No 102 814 e Needle valve Part No 102 715 or 103 067 3 Remove the pressure control cover 41 and the plug 135 see the parts drawings from the bottom of the pressure control In Step 6 you will insert the 3 8 in socket wrench through the plug hole C to engage the pressure adjustment nut B which is located on the bottom of the pressure control knob shaft e 3 8 in socket wrench e 5 gallon pail and water e Mineral spirits 22 307 735 PRESSURE CONTROL ADJUSTMENT ON OFF SWITCH A CZ 3 TIGHTEN Zh C Fig 22 4 Open the needle valve slightly Turn the pressure con trol knob A to the minimum setting 5 Plug in the sprayer and
24. available at no cost NOTE A new pressure control 50 does not include items 302 312 313 or any items preceeded by Ref 24 307 735 Ref 23 ez NOTE Numbers with Ref preceeding them correspond with the parts lists on pages 24 and 26 Ref 23f SEE INFORMATION BELOW FOR WHICH CIRCUIT BOARD TO USE Ref 133 CIRCUIT BOARD APPLICATIONS Identify the correct circuit board for your sprayer by matching the information below The circuit boards may be purchased separately but all replacement motors for this sprayer include a new circuit board l l ES 106 076 Circuit Board P N 223 597 used in and style used in 220 679 A amp B Sprayer Series 220 679 C 231 002 A amp B 231 002 C 218 923 Graco Motor P N 223 805 3 4 HP Motor ID Label 3 4 HP 112175402 Franklin Motor P N 1111006400 DISPLACEMENT PUMP PARTS DRAWING and LIST Model 218 215 Series C Carbon Steel Displacement Pump Includes items 201 to 224 NOTE See the repair instructions for im portant torque values and procedures REF NO PARTNO DESCRIPTION QTY 201 180 656 PLUG 203 105 444 BALL sst 0 3125 dia 204 105 445 BALL sst 0 5 dia 205 105 522 SEAL u cup polyurethane 206 176 761 GASKET brass 207 176 759 PIN ball stop 208 176 749 V PACKING leather 209 176 755 V PACKING leather 211 176 754 GLAND male Delrino 212 176 757 GLAND female Delrin 213 176 750 GLAND male Delri
25. cevant la pulv risation obser ver le code ou les r glementations locales 6 Tous le seaux de solvant utilis s pour le rin age observer le code ou les r glementations locales N utiliser que des seaux m tallique conducteurs de l lectricit Ne pas mettre le seau sur une surface non conductrice comme sur du papier ou du carton car cela interromprait la continuit de la mise la terre 7 Pour conserver la continuit de la mise la terre quand on rin c le mat riel ou quand on lib re la pression toujours mainte nir une partie m tallique du pistolet fermement appuy e con tre le c t d un seau en m tal puis appuyer sur la d tente du pistolet Mesures de S curit concernant le Rin age Pour r duire les risques de blessures par p n tration de la peau et les risques d s aux tincelles d lectricit statique ou aux claboussures observe la marche suivre pour le rin age don n e la page 12 de ce manuel 307 735 5 ADVERTENCIA EL ROCIADO A ALTA PRESION PUEDE CAUSAR GRAVES LESIONES SOLO PARA USO PROFESIONAL RESPECTE LOS AVISOS DE ADVERTENCIA Lea y entienda todo el manual de instrucciones antes de manejar el equipo PELIGRO DE INYECCION DE FLUIDO Seguridad general Este equipo general un fluido a una presi n muy alta El rociado de la pistola los escapes de fluido o roturas de los componentes pueden inyectar fluido en la piel y el cuerpo y causar lesiones ex tremadamente graves incluyendo
26. der 216 for scoring or scratches which prevent the packings from sealing properly Replace all worn parts C Alternate polyethylene and leather packings as shown in Fig 15 starting the the polyethylene pack ings Notice that the lips of the throat v packings face down the lips of the piston V packings face up the lips of the U cup seal 205 face down Incorrect installation damages the packings and re sults in pump leakage D Coat the piston rod and the inside of the cylinder with lightweight oil and soak the packings in the oil before reassembling DISPLACEMENT PUMP Reassembly Procedure 1 Stack the backup washer 219 U cup seal 205 lios down and female gland 220 alternate the polyethylene and leather v packings 217 218 lips up and stack the male gland 213 one at a time onto the piston valve 224 See Fig 15 2 Tighten the packing retaining nut 214 onto the piston valve 224 and torque to 3 4 in lb 0 34 0 35 N m See Fig 13 NOTE NOTE THE ALIGNMENT of the piston 224 to the nut 214 Maintain this alignment through out Steps 2 3 and 4 7 208 214 APPLY ONE DROP F SEALANTT SR LE THESE THREADS 4 IN LB 0 34 0 35 N M NOTE AND MAINTAIN THIS ALIGNMENT THROUGHOUT STEPS 3 4 AND 5 UR Fig 13 224 3 Apply 1 drop only of sealant supplied with the repair kit to the piston valve threads Place the small ball 203 on the valve See Fig 13 Hand t
27. down Install element correctly See page 12 or manual 307 273 Pressure control frozen or damaged by Try to thaw or replace pressure control over pressurization3 Drive assembly damaged Replace drive housing See page 19 Displacement pump worn or damaged Replace displacement pump See page 16 Sprayer is not primed Prime sprayer See page 10 Electric motor labors when starting Motor capacitor has failed Replace the capacitor See page 20 and trips building circuit breaker or fuse Circuit board has failed Replace the circuit board See page 21 14 307 735 PROBLEM Paint leaks into wet cup Excessive surging from spray gun Spray tip too big or worn Paint too viscous Wrong type hose Not enough paint pressure Pressure setting too low Spray tip too big or worn Pressure control frozen or damaged by over pressurization Displacement pump worn or damaged Tails or fingers in spray pattern Pressure setting too low Fluid outlet filter is dirty or clogged Spray tip too big or worn Fluid supply is low or empty Paint too viscous Wrong type hose Paint runs or sags Spray tip too big or worn Spitting from gun Air in fluid pump or hose Tip partially clogged Fluid supply is low or empty erly grounded Static sparking from the gun 1 The electric motor has an over temperature switch which automatically resets upon cooling If it opens and the electric motor shuts itself off unplug the power su
28. ee Fig 1 b Plug the power supply cord into a grounded elec trical outlet that is at least 20 ft 6 m aways from the spray area to reduce the chance of a spark ig niting the spray vapors c Do not remove the third prong of the power sup ply cord plug which is the grounding prong and do not use an adapter Flush the pump to remove the lightweight oil which was left in the pump to protect it from rust a Before using water base paint flush with mineral spirits followed by a soapy water flush and then flush with clean water b Before using oil base paint flush with mineral spirits only c See FLUSHING GUIDELINES on page 12 for the flushing procedure Prepare the paint according to the manufacturer s recommendations a Remove any skin that may have formed b Stir the paint to mix pigments c Strain the paint through a fine nylon mesh bag available at most paint dealers to remove par ticles that could clog the filter or spray tip This is probably the most important step toward trouble free spraying Fig 1 SETUP FILTER DO NOT INSTALL A SHUT OFF DEVICE HERE PACKING NUT WETCUP Keep filled with TSL 50 ft 15 2 m MAIN a ib ae ON OFF SWITCH PRESSURE CONTROL KNOB OPERATION Pressure Relief Procedure To reduce the risk of serious bodily injury including in jection splashing in the eyes or on the skin injury from moving parts or electric shock always foll
29. erpendicular to the work surface and at an even12 to 14 in 300 356 mm from the surface you are spraying See Fig 9 Begin moving the gun in a horizontal direction at a steady rate Start the spray stroke off the target surface and pull the trigger as the gun is moving Then while the gun is still moving and as you approach the other edge of the work surface release the trigger This method avoids excess paint buildup at the end of each stroke eee CORRECT WRONG Fig 9 Move the gun at a speed that provides a full wet coating to be applied without runs or sags Lap each stroke 50 over the previous stroke to produce a uniform paint thick ness Spray in a uniform pattern alternately from right to left and then left to right to get a professional finish See Fig 10 Fig 10 The best way to control the rate of coverage is with the gun tip size A small tip orifice applies less paint A larger tip orifice applies more paint The width of the pattern de pends on the fan pattern of the tip you choose Do not try to increase coverage by increasing the fluid pressure Using the lowest pressure necessary to get the desired paint atomization will help prolong the life of your sprayer and minimize paint lost by overspray For interior corners aim the gun toward the center of the corner to be sprayed By dividing the spray pattern this way the edges on both sides are sprayed evenly See Fig 11 Fig 11 If there
30. es C Basic Sprayer Includes items 1 to 135 as listed below REF NO PARTNO DESCRIPTION QTY 1 065 099 CONDUIT electrical 4 in 3 100 188 NUT hex 5 16 18 7 4 100 214 LOCKWASHER spring 3 8 9 7 100 057 CAPSCREW hex hd 5 16 18 x 7 8 7 10 156 823 UNION 1 4 npt m x 1 4 npt f swivel 1 14 181 073 STRAINER 1 18 104 008 LOCKWASHER spring 5 16 2 19 107 156 SCREW mach pan hd 6 32 x 5 8 6 20 105 509 CAPSCREW soc hd 5 16 18 x 7 8 2 23 223 805 MOTOR electric 0 75 HP includes replaceable items 23a 23g 1 23a 102 799 TERMINAL wire ring 1 23b 185 9551 LABEL DANGER English 1 23c 596 421 TERMINAL wire female snap on 4 23d 106 077 CAPACITOR motor includes resistor 1 23e 186 449t LABEL 1 23f 223 597 CIRCUIT BOARD see page 24 for application information 1 23g 185 952t LABEL Warning 1 25 106 078 SCREW mach flat hd 10 24 x 3 8 4 27 105 680 PIN spring straight 167 dia x 94 1 29 170 113 TUBE suction 1 33 176 817 SPRING retaining 2 34 176 818 PIN str hdls 3125 dia x 1 023 2 35 181 062 COVER gear box 1 36 176 824 COUPLING pump 1 37 176 825 GEAR pinion 1 38 183 285 ADAPTER 3 8 npt m x 1 2 npsm m 1 40 185 524 BRACKET mounting 1 41 183 997 COVER 1 46 221 077 PRESSURE DRAIN VALVE 1 47 214 570 FLUID FILTER Includes items 47a and 47b see 307 273 for additional parts 1 47a 100 040 PLUG pipe 1 41 47b 162 453 NIPPLE 1 4 npsm x 1 4 npt 1 50 215 860 PRESSURE CONTROL ASSEMBLY
31. es et air au moines une fois par semaine Si votre tuyau ne compor te pas d tiquette qui pr cise la r sistance lectrique maximum prenez contact avec le fournisseur de tuyaux ou la fabricant pour avoir les limites de r sistance maximum Utilisez un m tre de r sistance de la gamme appropri e pour votre tuyau et v rifiez la r sistance Si celle ci d passe les limites recommand es rem placez le tuyau imm diatement Un tuyau sans mise la terre ou avec une mise la terre incorrecte peut entra ner des risques pour votre syst me Lisez aussi LES RISQUES D INCENDIE OU D EXPLOSION 1 Pulv risateur Brancher le cordon d alimentation ou la rallonge qui doivent tre quipes d une prise a 3 fiches en bon tat dans une prise de courant convenablement mis a la ter re Ne pas utiliser d adapteur Toutes les rallonges doivent avoir 3 fils et tre pr vues pour 15 amperes 2 Pistolet R aliser la mise a la terre en le raccordant a une tuyau flexible et a une pulv risateur d ja convenablement re li s a la terre 3 Tuyaux flexibles Afin d assurer la continuit de la mise a 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 Continuit du circuit de mis la terre des tuyaux 4 R cipient d alimentation observer le code ou les r glementa tions locales 5 Objets mat riel ou surfaces re
32. flammable liq or leaks especially hose leaks uids in confined areas can result in fire or explosion Use outdoors or in extremely well ventilated areas Ground equip ment hoses containers and objects being sprayed Avoid all ignition sources such as static electricity from plastic drop cloths open flames such as pilot lights hot objects such as ciga rettes arcs from connecting or disconnecting power cords or turn ing light switches on and off Failure to follow this warning can result in death or serious injury Keep body clear of the nozzle Never stop leaks with any part of the body Drain all pressure before removing parts Avoid accidental trig gering of gun by always setting safety latch when not spraying Never spray without a tip guard In case of accidental skin Surgical Treatment Failure to follow this warning can result in amputation or serious injury injection seek immediate READ AND UNDERSTAND ALL LABELS AND INSTRUCTION MANUALS BEFORE USE GRACO INC PO BOX 1441 MINNEAPOLIS MN 55440 1441 COPYRIGHT 1985 GRACO INC SAFETY WARNINGS HIGH PRESSURE SPRAY CAN CAUSE SERIOUS INJURY FOR PROFESSIONAL USE ONLY OBSERVE ALL WARNINGS Read and understand all instruction manuals before operating the 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
33. guir el pro cedimiento de descarga de presi n dado m s abajo y des pu s sacar la boquilla Apuntar la pistola a un balde met lico sosteni ndola bien firme contra l Utilizando la presi n m s ba jo 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 la boquilla colocado en la pistola mientras se est pulverizando Este protector llama la atenci n contra el peligro de inyecci n y ayuda a reducir pero no evita 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 llega ra a obstruirse mientras est pulverizando enganchar el pestillo de la pistola de inmediato SIEMPRE seguir el procedimiento de descarga de presi n y despu s sacar la boquilla para lim piarla NUNCA limpiar la acumulaci n de pintura alrededor de la boqui lla antes de que se haya descargado por completo la presi n y el pestillo est enganchado 5 Volver a enganchar el pestillo de seguridad de la pistola 6 Abrir la v lvula de alivio de presi n y dejarla abierta hasta que se est nuevamente listo para pulverizar Si se sospecha que la boquilla o la manguera est completamente obstruida o que no se ha descargado por completo la presi n des pu s de haber seguido el procedimie
34. he connecting rod 6 Install the new drive assembly in the reverse order of and bearing assembly C off the crankshaft D removal lubricant allow to dry then apply industrial grade heavy duty extreme pressure lithium soap grease ror P Apply molybdenum disulfide spray Fig 17 307 735 19 REPLACING THE ELECTRIC MOTOR 8 CAPACITOR WARNING To reduce the risk of serious bodily injury including fluid injection or splashing in the eyes or on the skin or injury from moving parts always follow the Pres sure Relief Procedure Warning on page 14 be fore checking adjusting cleaning or shutting off the sprayer Unplug the power supply cord 1 Disconnect the hose 52 at the displacement pump See Fig 12 2 Remove the drive assembly as described on page 19 The pump connecting rod and bearing can stay as sembled to the drive assembly 3 Drive out the pin 27 and remove the gear 37 See Fig 18 4 Remove the pressure control cover 41 Disconnect the motor leads See Fig 19 5 Unscrew the connector 130 and 303 nuts on both ends of the conduit 1 6 Remove the screws 7 nuts 3 and lockwashers 4 Lift the motor while carefully guiding the wires through the connector 303 in the pressure control Remove the conduit 1 from wires See Fig 19 CAUTION Always pull the motor leads one at a time to avoid loosening the terminals 7 Loosen the locknut and unscrew the connector 130 from the m
35. ht dry 75 lb 34 Kg 41 in 1041 mm Height Length 20 5 in 521 mm Width 20 5 in 521 mm Model 220 679 With low profile cart without hoses or gun Weight dry 75 lb 34 Kg 20 in 508 mm 31in 787 mm 18 in 457 mm Height Length Width tor or call this number to identify the distributor closest to you 1 800 328 0211 Toll Free FOR TECHNICAL ASSISTANCE service repair infor mation or assistance regarding the application of Graco equipment 1 800 543 0339 Toll Free 307 735 31 THE GRACO WARRANTY AND DISCLAIMERS WARRANTY Graco warrants all equipment manufactured by it and bearing its name to be free from defects in material 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 warranty Graco will for a period of twelve months from the date of sale repair or replace any part of the equipment proven defective This war ranty 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 misap plication 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
36. htening connections 2 Install the spray tip and tip guard b Don t install the spray tip yet a c Put the suction tube into the paint container b d Turn the pressure adjusting knob all the way counterclockwise to lower the pressure Be sure the gun safety latch is engaged Install the spray tip If using the RAC IV refer to manual 307 848 supplied with the gun for in stallation instructions 3 Adjusting the spray pattern Refer to Fig 4 e Disengage the gun safety latch a f Hold a metal part of the gun firmly against and aimed into a grounded metal waste container See Fig 3 Squeeze the trigger and hold it open turn the sprayer ON and slowly increase the pressure setting until the sprayer starts Keep the gun triggered until all air is forced out of the sys b tem and the paint flows freely from the gun Re lease the trigger and engage the gun safety latch Increase the pressure setting just until spray from the gun is completely atomized To avoid exces sive overspray and fogging and to decrease tip wear and extend the life of the sprayer always use the lowest possible pressure needed to get the desired results If more coverage is needed use a larger tip rather than increasing the pressure c Test the spray pattern To adjust the direction of NOTE If the pump is hard to prime place a container un the spray pattern engage the gun safety latch der the pressure drain valve and open
37. ighten the valve into the rod 223 just until the nut contacts the rod Place the flats of the displacement rod in a vise 223 214 TORQUE NUT AGAINST ROD TO 19 FT LB 25 N M DO NOT ALLOW THIS NUT TO MOVE RELATIVE TO THE PISTON 224 WHEN INSTALLING PISTON ONTO ROD Fig 14 4 Torque the nut 214 against the rod 223 to 19 ft lb 25 N m Use two wrenches to maintain the align ment as mentioned in the NOTE See Fig 14 5 Stack the male gland 211 alternate the polyethyl ene and leather v packings 218 209 lips down and stack the female gland 212 one at a time into the top of the cylinder See Fig 15 6 Loosely install the packing nut 221 and plug 201 7 Insert the oiled piston rod 223 into the bottom of the cylinder Lips must face up 8 Assemble the intake valve Use a new gasket 206 Screw the valve into the cylinder and tighten to 80 ft lb 107 N m See Fig 15 9 Screw down the cylinder locknut 112 until it is finger tight at the bottom of the external cylinder threads See Fig 15 10 Install the displacement pump on the sprayer See page 16 223 201 221 112 212 i 218 AVES Lips must face down 209 Lips must face down 216 203 APPLY 1 DROP OF ADHESIVE in repair kit THREADS 214 APLAR 213 217 Lips must face up 205 Lips of seal must face down 224 207 215 204 206 220 219 222 TORQUE TO 80 ft lb 1
38. irectly from Graco fre charge Call 1 800 328 0211 185 961 186 041 186 045 186 049 Spanish German Greek Korean Apply other language here SPRAY TIP ACCESSORIES 205 264 TIP FILTER 0 005 in spacing equivalent to 100 mesh screen For stains and enamels 205 265 TIP FILTER 0 009 in spacing equivalent to 60 mesh screen For latex TIP GASKETS Provides seal between gun and spray tip 166 969 Thin 162 863 Thick OUTLET FILTER REPLACEMENT SCREENS 167 025 60 mesh 18 sq in 120 sq cm sst 167 026 100 mesh 18 sq in 120 sq cm sst 167 027 200 mesh 18 sq in 120 sq cm sst THROAT SEAL LIQUID Place in pump s wet cup to lubricate piston rod and packings 206 994 8 oz 0 5 liter 206 995 1 quart 1 liter 206 996 1 gallon 3 8 liter 206 997 4 gallon 16 liter 30 307 735 of SERVICE INFORMATION Listed below by the assembly changed are OLD and NEW which are interchangeable and ADDED and DELETED parts which are not interchangeable Numbers in parentheses in the Part Status column indicated a quantity change Assembly Changed ADD 1 3 100 188 Nut ADD 1 4 100 214 Lockwasher OLD 6 7 101 344 Capscrew NEW 7 7 100 057 Capscrew OLD 231 002 OLD 220 679 Sprayer to NEW Series C 231 002 Sprayer to Series C 178 934 183 716 185 955 Warn Label Warn Label Danger Label OLD 180 153 NEW 186 449 Label Label OLD 106 076 223 597 Circu
39. is a wind angle the spray pattern into the wind to minimize drifting Paint from the ground to the roof Shrubs Tie back shrubs with rope and stakes Cover them with a canvas dropcloth as the painter approaches the area Remove the dropcloth as soon as the area is painted to prevent damage to the shrubs Concrete walks lf the walkways will be walked on cover them with a canvas dropcloth to avoid slipping Otherwise a plastic dropcloth can be used Electrical outlets and lamps Protect electrical outlets with masking tape Cover lamps with plastic bags secured with masking tape Nearby objects Move portable upwind of the surface to be sprayed If there is a nearby home make a protective barrier by hanging plastic between two long poles 307 735 13 TROUBLESHOOTING GUIDE WARNING Pressure Relief Procedure 4 Disengage the gun safety latch Hold a metal part To reduce the risk of serious bodily injury including fluid of the gun firmly to the side of a grounded metal injection splashing in the eyes or on the skin or injury pail and trigger the gun from moving parts always follow this procedure when 5 Engage the gun safety latch you shut off the sprayer when checking adjusting or 6 Open the fluid pressure drain valve and leave it If you suspect the hose or spray tip is completely 1 Engage the gun safety latch clogged or that pressure is not fully relieved after fol lowing the steps above VERY SLOWLY loosen the tip
40. it Board Circuit Board 185 952 106 075 106 078 OLD 40 181 070 NEW 40 185 524 Label Warn Bracket Bracket DELETED 55g 106 277 Bearing ADDED 55g 106 227 Bearing DELETE 183 456 Warn Label TECHNICAL DATA Maximum Working Pressure 2750 psi 190 bar MOTOR a A a dt ESA A EN En 3 4 HP AC Power Requirements 120V AC 60Hz 15 amp or 4500 Watt Generator Extension Cord Requirements No 12 AWG 3 wire up to 200 ft 61 m Maximum Delivery 0 44 GPM 1 7 liter min Cycles Per Gallon liter 550 145 MB SIZ hele II O One gun to 0 017 tip with latex at 2000 psi 138 bar Fluid let cit a ts nn nt ean 3 4 npt m with 30 chamfer Fluid Outlet size 8 1 4 npsm m Outlet Fluid Filter sasa neenu ere a a a aa 60 mesh 250 micron Stainless Steel screen reusable Spray Hose Requirements Grounded 50 ft 15 m minimum non wire braid spring guards both ends Wetted Parts Displacement Pump Carbon Steel Polyurethane Polyethylene Delrine Leather AAA E E Ee Aluminum Carbon Steel Stainless Steel NOTE Delrin is a registered trademark of the DuPont Co DIMENSIONS IMPORTANT PHONE NUMBERS TO PLACE AN ORDER contact your Graco distribu Model 231 002 Upright cart without hoses or gun Weig
41. let vers quelqu un ou vers une partie quelconque du corps NE JAMAIS mettre le main ou les doigts sur l ajutage du pulv risateur NE JAMAIS essayer de refouler la peinture Cet appareil N est PAS un compresseur pneumati que TOUJOURS garder la protection de l ajutage en place sure le pistolet pendant la pulv risation TOUJOURS observer la Marche Suivre Pour D tendre la Pression donn e plus loin avant de nettoyer ou d enlever l aju tage du pulv risateur ou d effectuer un travail quelconque sur une partie de l appareil NE JAMAIS essayer d arr ter ou de d vier le fuites avec la main ou le corps Avant chaque utilisation bien s assurer que les dispositifs de s curit fonctionnent correctement Soins m dicaux En cas de p n tration de fluide sous la peau DEMANDER IM MEDIATEMENT DES SOINS MEDICAUX D URGENCE NE PAS SOIGNER CETTE BLESSURE COMME UNE SIMPLE COUPURE Avis au m decin La p n tration des fluides sous la peau est un traumatisme Il est important de traiter chirurgicalement cette blessure imm diatement Ne pas retarder le traite ment pour effectuer des recherches sur la toxicit Certains re v tements exotiques sont dangereusement toxiques quand ils sont inject s directement dans le sang Il est souhaitable de consulter un chirurgien esth tiques ou un chirurgien sp ciali s dans la reconstruction des mains Dispositifs de s curit du pistolet Avant chaque utilisation bien s assu
42. no 214 176 751 NUT hex 1 2 20 sst 215 176 760 GUIDE ball sst 216 177 929 CYLINDER alloy steel 217 176 882 V PACKING polyethylene 218 176 997 V PACKING polyethylene 219 180 161 WASHER backup aluminum 220 180 073 GLAND female plated steel 221 176 758 NUT packing wet cup 222 215 455 VALVE intake 223 181 879 ROD piston alloy steel 224 218 197 VALVE piston un dl mm DO dl dd SB da NN do od included in Repair Kit 222 587 sold separately 307 735 25 PARTS LIST SPRAYER WITH UPRIGHT CART Model 231 002 Series C Basic Sprayer Includes items 1 to 135 as listed below REF NO PARTNO DESCRIPTION QTY 1 065 099 CONDUIT electrical 4 in 3 100 188 NUT hex 5 16 18 7 4 100 214 LOCKWASHER spring 3 8 9 7 101 344 CAPSCREW hex hd 5 16 18 x 7 8 7 10 162 453 NIPPLE 1 4 npsm x 1 4 npt 2 14 181 073 STRAINER 1 18 104 008 LOCKWASHER spring 5 16 2 19 107 156 SCREW mach pan hd 6 32 x 5 8 6 20 105 509 CAPSCREW soc hd 5 16 18 x 7 8 2 23 223 805 MOTOR electric 0 75 HP includes replaceable items 23a 23g 1 23a 102 799 TERMINAL wire ring 1 23b 185 9551 LABEL DANGER English 1 23c 596 421 TERMINAL wire female snap on 4 23d 106 077 CAPACITOR motor includes resistor 1 23e 186 449t LABEL 1 23f 223 597 CIRCUIT BOARD See page 24 for application information 1 23g 185 952t LABEL Warning 1 25 106 078 SCREW mach flat hd 10 24 x 3 8 4 27 105 680 PIN spring straight 16
43. nto anterior aflojar MUY LENTAMENTE un adaptador de extremo de la manguera o la tuer ca de renenci n del protector de lay punta y descargar gradual mente la presi n ARS Za PELIGRO POR MAL USO DEL EQUIPO Seguridad general Cualquier mal uso del equipo pulverizador o los accesorios tal como sobre presurizaci n modificaci n de piezas uso de mate riales y productos qu micos incompatibles o utilizaci n de pie zas da adas o desgastadas puede hacen que se rompan y causen la inyecci n de fluido u otras lesiones corporales graves incendio explosi n o da os a la propiedad Siempre usar gafas guantes vestimentas protectoras y un res piradero tal como recomiendan los fabricantes del fluido y del solvente SEGURIDAD EN EL USO DE LAS MANGUERAS El fluido que escapa a alta presi n por las mangueras puede ser muy peligroso Si en la manguera se desarrola un escape 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 lesi n por inyecci n u otras lesiones corporales graves o da os a la propiedad TODAS LAS MANGUERAS PARA FLUIDOS TIENEN QUE TENER GUARDAS DE RESORTE EN AMBOS EXTREMOS Estas protegen las mangueras contra dobleces o retorceduras en los acoplamientos o cerca de ellos los que podr an traducir se en roturas de la manguera Antes de usarlas APRETAR bien firmes todas las conexiones El fluido a lata presi n
44. ntrol which may result in poor equipment performance and component damage follow these precautions Always use nylon spray hose at least 50 ft 15 2 m long Never use a wire braid hose it is too rigid to act as a pulsation dampener Never install any shutoff device between the fil ter and the main hose See Fig 1 Always use the main filter outlet for one gun op eration Never plug this outlet Connect the hose and gun See Fig 1 a Remove the plastic cap plug from the filter outlet nipple and screw the 50 ft 15 2 m main fluid hose onto the nipple b Connect the 3 ft 0 9 m hose between the main fluid hose and the gun inlet adapter c DONOT use thread sealant and DO NOT install the spray tip yet Fill the packing nut wet cup 1 3 full with Graco Throat Seal Liquid TSL supplied See Fig 1 Check the electrical service a Be sure the electrical service is 120 V 60 HZAC 15 Amp minimum and that the outlet you use is properly grounded b DO NOT remove the grounding prong of the plug and do not use an adapter c Use a grounded extension cord which has 3 wires having a 12 gauge size and a maximum length of 200 ft 61 m Longer lengths or smaller gauges may affect sprayer performance 307 735 Be sure your system is properly grounded before operating it Read and follow the warning section FIRE OR EXPLOSION HAZARD on page 3 Plug in the sprayer a Be sure the ON OFF switch is OFF S
45. o the pres pail sure control 5 Remove the spray tip from the gun WARNING 1 New Sprayer The sprayer was factory tested in light weight oil which was left in to protect the pump parts To reduce the risk of static sparking and splashing when flushing always remove the spray tip from the gun and hold a metal part of the gun firmly to Before using water base paint flush with mineral the side of and aimed into a grounded metal pail spirits followed by a soapy water flush and then a clean water flush Before using oil base paint flush with mineral spir its only 2 Changing Colors Flush with a compatible solvent such as mineral spirits or water 3 Changing from water base to oil base paint Flush with warm soapy water then mineral spirits trigger and engage the gun safety latch 6 Disengage the gun safety latch Point the gun into a metal waste container With metal part of the gun firmly touching the metal container squeeze the gun trigger See Fig 8 This procedure reduces the risk of static sparking and splashing Start the sprayer trigger the gun and slowly turn the pressure adjusting knob clock wise just until the pump starts Keep the gun triggered until clean solvent comes from the nozzle Release the 4 Changing from oil base to water base paint Flush 7 Check all fluid connections for leaks If any connec with mineral spirits followed by warm soapy water tions leak first relieve pressu
46. otor being careful to avoid twisting the wires See Fig 19 8 Install the new motor in the reverse order of removal NOTE A circuit board 23f is included with a new motor See page 21 for installation Capacitor 1 Remove the cover A of the capacitor See Fig 18 Remove the flag connectors from the old capacitor 23d Connect the flag connectors of the new capaci tor and replace the cover NOTE The replacement capacitor includes a new resis tor installed A 23d located under cover A Fig 18 x ED Y 23 ae BLACK LEADS GREEN amp YELLO S 1 RED S PINK 130 BROWN 4 303 q A 23c ES S SD Fig 19 20 307 735 sil ES Ty Ge lt a Spe de SBS MES Sd Y z 4 23f ware POWER WHITE F SUPPLY BLACK CORD 301 LEADS 23a 304 REPLACING THE PRESSURE CONTROL amp CIRCUIT BOARD WARNING To reduce the risk of serious bodily injury including fluid injection or splashing in the eyes or on the skin or injury from moving parts always follow the Pres sure Relief Procedure Warning on page 14 be fore checking adjusting cleaning or shutting off the sprayer Unplug the power supply cord NOTE A circuit board 23f is not included with a new pressure control 50 However it is included with a new motor and it can be ordered separately Be sure to order the correct circuit board See the application information on page 24 CAUTION Do not allow the fitting
47. ow this pro cedure whenever you shut off the sprayer when checking 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 Hold a metal part of the gun firmly to the side of a grounded metal pail and trigger the gun to relieve pressure WARNING 5 Engage the gun safety latch 6 Open the pressure drain valve having a container ready to catch the drainage Leave the pressure drain valve open until you are ready to operate the sprayer again If you suspect that the spray tip or hose is completely clogged or that pressure has not been fully relieved af ter following the steps above VERY SLOWLY loosen the tip guard retaining nut or hose end coupling and re lieve pressure gradually Then loosen the nut com pletely Now clear the tip or hose obstruction 307 735 9 OPERATION RS K ff DE Cl a Y J ERE RAC IV DripLess NNE TIP GUARD and E SwitchTip PA lt i we y SSS G a A Cy Fi 4 A Nu HD ig 2 1 Prime the sprayer with paint g a Close the pressure drain valve rey 48 45 fi E A eee Ly ON OFF SWITCH PRESSURE CONTROL KNOB I TURN CCW TO LOWER PRESURE A PRESSURE DRAIN VALVE Check all fluid connections for leaks relieve pres sure before tig
48. pply cord and let the sprayer cool for 30 to 60 minutes Always use the lowest pressure setting needed when spraying 2 Freezing results from failure to replace the water base paint or flushing water with mineral spirits and usually causes permanent damage to the pressure control Throat packings are worn or damaged Spray tip or fluid filter is plugged Spray or work being sprayed is not prop SOLUTION Replace the packings See page 16 Disassemble and clean Change the spray tip Thin the paint Use minimum 50 ft 15 2 m static free nylon hose wire braid hose is unacceptable Change the spray tip Try to thaw or replace pressure control Replace the displacement pump See page 16 Increase pressure Clean the filter See page 12 or manual 307 273 Change the spray tip Refill and prime the pump See page 10 Check fluid supply often to prevent running the pump dry Thin the paint Use minimum 50 ft 15 2 m static free nylon hose wire braid hose is unacceptable Change the spray tip Check for loose connections at pump intake and tighten Then prime the pump See page 10 Clear the tip See page 11 Refill and prime the pump See page 10 Check fluid supply often to prevent running the pump dry Correct problem before continuing Follow the warning section FIRE OR EXPLOSION HAZ ARD on page 3 3 Over pressurization results from 1 using less than 50 ft 15 2 m of nylon spra
49. puede desalojar un acoplamiento suelto o dejar que pro l escape un chorro a alta presi n NUNCA usar una manguera que est da ada Siempre revisarla en busca de cortaduras escapes abrasi n cubierta abultada o acoplamientos sueltos o da ados Si llegara a encontrarse cual quiera de estas condiciones reemplazar de inmediato la mangue ra NO intentar reacoplar una manguera de alta presi n o enmen darla con cinta adhesiva u otro material similar Una manguera que ha sido remendada no aguante el fluido al alta presi n PELIGRO DE INCENDIO O EXPLOSION El flujo a alta velocidad del fluido al pasar por la bomba y mangue ra crea electricidad est tica Si todas las partes del equipo pulve rizador no tienen buena tierra pueden ocurrir chispas convirti n do al sistema en algo peligroso Tambi n pueden producirse chispas al enchufar o desenchufar el cord n el ctrico o al usar un motor de gasolina Estas chispas pueden inflamar los vapores de los solventes y el chorro de fluido pulverizado part culas de polvo y otras sustancias inflamables sea al aire libre o bajo techo lo que podr a causar una explosi n o incendio y graves lesiones corporales y da os a la propiedad Enchufar siempre la pulveris zadora a un tomacorriente que se encuentre a por lo menos 6 m 20 pies de la m quina y del rea que se va a rociar No enchu far o desenchufar ning n cord n el ctrico en el lugar donde se est rociando cuando todav a exista l
50. r supply cord or extension cord each equipped with an undamaged three prong plug into a prop erly grounded outlet Do not use an adapter All extension cords must have three wires and be rated for 15 Amps IMPORTANT United States Government safety standards have been adopted under the Occupational Safety and Health Act These standards particularly the General Standards Part 1910 and the Con struction Standards Part 1926 should be consulted HOSE SAFETY High pressure fluid in the hoses can be very dangerous If the hose develops a leak split or rupture due to any kind of wear damage or misuse the high pressure spray emitted from it can cause a fluid injection injury or other serious bodily injury or prop erty damage ALL FLUID HOSES MUST HAVE STRAIN RELIEFS ON BOTH ENDS The strain reliefs 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 pres sure spray to be emitted from the coupling NEVER use a damaged hose Before each use check the 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 pres sure hose or mend it with tape or any other device A repaired hose cannot contain the high pressure fluid
51. re Tighten the connec and then a clean water flush tions Start the sprayer Recheck the connections for leaks 5 Storage 8 Remove the suction tube from the pail Disengage the Water base paint Flush with water and then miner gun safety latch Trigger the gun to force solvent from al spirits Leave the pump hose and gun filled with the hose Do not run the pump dry for more than 30 mineral spirits Shut off the sprayer and open the seconds to avoid damaging the pump packings Re pressure drain valve to relieve pressure lieve pressure Oil base paint Flush with mineral spirits Shut off 9 Leave the pressure drain valve open until you are and unplug the sprayer open the pressure drain valve ready to use the sprayer again Unscrew the filter to relieve pressure bowl and reinstall the clean screen Reinstall the 6 Startup after storage bowl hand tight only Before using water base paint flush out the miner 10 If you flushed with mineral spirits and are going to use al spirits with soapy water and then with clean water a water base paint flush with soapy water followed by When using oil based paint flush out the mineral a clean water flush Relieve pressure spirits with the paint to be sprayed GROUND WIRE FILTER BOWL MAINTAIN FIRM PRESSURE METAL TO METAL DRAIN VALVE CONTACT BETWEEN GUN AND GROUNDED METAL CONTAINER FILTER SUPPORT Fig 7 Fig 8 12 307 735 APPLICATION METHODS Always hold the gun p
52. re que tous les dispositifs de s curit du pistolet fonctionnent correctement Ne pas enle ver ni modifier une partie quelconque du pistolet ceci risquerait d entra ner un mauvais fonctionnement et des blessures gra ves 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 toujours mettre le verrou de s curit du pistolet sur la position ferm e ou s curit safe pour emp cher le pis tolet de fonctionner si le verrou de s curit n est pas mis le pis tolet peut se d clencher accidentellement Diffuseur Le diffuseur du pistolet sert diviser le jet et r duire les risques d injection accidentelle quand l ajutage n est pas en place V ri fier le fonctionnement du diffuseur r guli rement Pour cette v rification d tendre la pression en observant la Marche Suivre Pour D tendre la Pression donn e plus loin enlever l ajutage du pulv risateur Pointer le pistolet dans un seau en m tal en le maintenant fermement contre le seau puis en utilisant la pres sion la plus faible possible appuyer sur la g chette du pistolet Si le fluide projet n est pas diffus sous forme de jet irr gulier remplacer imm diatement le diffuseur Protection de l ajutage TOUJOURS maintenir la protection de l ajutage en place sur le pistolet du pulv risateur pendant la pulv risation La protection de l ajutage attire l attention sur les risq
53. rious sprayer damage Always use mineral spirits for the final flush relieve pressure and leave the mineral spirits in the sprayer For very short shutoff periods leave the suction tube in the paint relieve pressure and clean the spray tip Coil the hose and hang it on the hose rack when stor ing it even for overnight to help protect the hose from kinking abrasion coupling damage etc For the low profile cart use the brackets on the side of the cart to hold the suction assembly WARNING Refer to the warning section HOSE SAFETY on page 3 for information on the hazard of using dam aged hoses PACKING NUT WETCUP Keep filled with TSL during operation Tighten nut by turning clockwise Fig 6 307 735 11 FLUSHING GUIDELINES NOTE The Pressure Relief Procedure Warning ison How To Flush page 14 1 Relieve pressure 2 Remove the filter bowl and screen see instruction When To Flush manual 307 273 supplied Clean the screen sepa rately and install the bowl without the screen to flush CAUTION NEVER leave water in the sprayer if there is the 3 slightest change it could freeze Flush out the water the bowl See Fig 7 Close the pressure drain valve with mineral spirits If water freezes in the pressure 4 Pour one half gallon 2 liters of compatible solvent control tube it prevents the sprayer from being into a grounded metal pail Put the suction tube in the started and causes serious damage t
54. s A to move when removing the elbow 312 or nipple 313 from the pressure control to avoid altering the factory setting of the pressure control or permanently damaging the pressure control Circuit Board Removal 1 Remove the pressure control cover 41 Pull the board 23f out carefully just enough to reach the wire terminals Disconnect the leads Remove the board See Fig 21 Pressure Control Removal 2 Disconnect the hose 52 from the nipple 302 See Fig 20 Disconnect the motor leads See Fig 21 4 Remove the screws 7 lockwashers 4 and nuts 3 See Fig 20 5 Pull the pressure control 50 away from the conduit while carefully guiding the leads through the connec tor 303 one at a time See Fig 21 6 Remove the mounting bracket 40 Remvoe the fit tings 302 312 and 313 Install these parts on the new pressure control See Fig 20 7 Guide the motor leads into the new pressure control Circuit Board Installation 8 Position the circuit board in the control so the wire connectors are at the top Connect the leads to the board Guide the leads into the pressure control making sure they don t catch on anything Slide the board into place Pressure Control Installation 9 Connect any other loose wires See Fig 21 10 Mount the pressure control on the frame 11 Adjust the pressure control See page 22 WARNING Adjust the pressure control whenever a new or used pre
55. si 164 bar before starting again If the pressure is not 2350 psi 164 bar Shut off and unplug the sprayer but do not relieve pressure Turn the differential wheel D just one notch and repeat Steps 5 and 6 Check the pressure drop again and repeat if necessary NOTE If you adjust the differential wheel recheck the stall pressure steps 5 and 6 to be sure the stall pressure has not changed 9 Follow the Pressure Relief Procedure Warning on page 14 Flush the water out with mineral spirits Re lieve pressure again Install the plug 135 and the pressure control cover 41 Remove the test hose needle valve and pressure gauge 307 735 23 PARTS DRAWING PRESSURE CONTROL Part No 215 860 Ref No 50 Pressure Control Assembly Includes replaceable items 301 to 316 as listed below Ref 135 REF NO PARTNO DESCRIPTION QTY 301 100 035 302 162 453 303 102 932 304 157 021 SCREW mach pan hd 8 32 x 5 16 NIPPLE 1 4 npsm x 1 4 npt CONNECTOR conduit 90 LOCKWASHER int shkprf No 8 305 217 492 CORD power supply 306 108 295 RELIEF strain 307 178 035 LABEL caution 308 100 072 NUT hex mscr 6 32 309 103 181 LOCKWASHER No 6 310 107 070 SCREW mach flat hd 6 32 x 5 8 311 178 797 LABEL warning 312 100 840 ELBOW street 1 4 npt f x m 313 157 350 ADAPTER 3 8 npt x 1 4 npt 314 218 916 TRIAC 315 105 659 BOOT switch 316 105 679 TOGGLE switch Extra warning labels
56. sibility of explosion which could cause death serious bodily injury and or substantial property damage FIRE OR EXPLOSION HAZARD Static electricity is created by the flow of fluid through the pump and hose If every part of the spray equipment is not properly grounded sparking may occur and the system may become haz ardous Sparking may also occur when plugging in or unplugging a power supply cord or using a gasoline engine Sparks can ignite fumes from solvents and the fluid being sprayed dust particles and other flammable substances whether you are spraying in doors or outdoors and can cause a fire or explosion 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 If you experience any static sparking or even a slight shock while using this equipment STOP SPRAYING IMMEDIATELY Check the entire system for proper grounding Do not use the system again until the problem has been identified and corrected Grounding To reduce the risk of static sparking ground the sprayer and all other spray equipment used or located in the spray area CHECK your local electrical code for detailed grounding instruc tions for your area and type of equipment BE SURE to ground all of this spray equipment 1 Sprayer plug the powe
57. ssure control or circuit board is installed to re duce the risk of overpressurization which can result in component rupture fire or explosion Improper adjustment may also prevent the sprayer from ob taining the maximum working pressure resulting in poor sprayer performance Fig 20 23 MOTOR BLACK LEADS ES lt J GREEN amp O YELLOW JD RED PINK 130 E BROWN TRIAC 303 LEADS 6 SIS 23c WHITE LS 23f WHITE GREE BLACK WHITE POWER SUPPLY CORD LEADS Fig 21 307 735 21 PRESSURE CONTROL ADJUSTMENT WARNING USE EXTREME CAUTION WHEN PERFORMING THIS ADJUSTMENT PROCEDURE to reduce the risk of a fluid injection injury or other serious bodily injury which can result from component rupture electric shock fire explosion or moving parts This procedure sets the sprayer to 2750 psi 190 bar MAXIMUM WORKING PRESSURE Perform this procedure whenever the microswitch or pressure control assembly is reinstalled or replaced to be sure the sprayer is properly calibrated Improper adjustment can cause the sprayer to over pressurize and result in component rupture fire or ex plosion lt may also prevent the sprayer from obtaining the maximum working pressure resulting in poor sprayer performance Service Tools Needed NEW 50 foot 15 2 m 3000 psi 231 bar flexible ny lon airless spray hose Part No 223 541 NEVER attempt to increase the fluid outlet pressure by performing these
58. t from starting accidentally EQUIPMENT MISUSE HAZARD General Safety Any misuse of the spray equipment or accessories such as overpressurizing modifying parts using incompatible chemi cals and fluids or using worn or damaged parts can cause them to rupture and result in fluid injection splashing in the eyes or on the skin or other serious bodily injury or fire explosion or prop erty 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 Always wear protective eyewear gloves clothing and respirator as recommended by the fluid and solvent manufacturer System Pressure This sprayer can develop 2750 psi 190 bar MAXIMUM WORK ING PRESSURE Be sure all spray equipment and accessories used are rated to withstand the this pressure DO NOT exceed the maximum working pressure of any component or accessory used in the system Fluid and Solvent Compatibility All chemicals used in the sprayer must be chemically compatible with the wetted parts shown in the TECHNICAL DATA on page 31 Consult your chemical supplier to ensure compatibility Do not use 1 1 1 trichloroethane methylene chloride other ha logenated hydrocarbon solvents or fluids containing such sol vents in this equipment which contains aluminum and or zinc parts Such use could result in a serious chemical reaction with the pos
59. the valve and loosen the retaining nut Position the tip When fluid comes from the valve close it Then guard horizontally for a horizontal pattern or verti disengage the gun safety latch and proceed as in cally for a vertical pattern Then tighten the retain Step 1f above ing nut PA SPOTTY L PATTERN GROUND WIRE INCREASE PRESSURE MAINTAIN FIRM METAL TO METAL CONTACT BETWEEN GUN AND GROUNDED METAL CONTAINER Fig 3 Fig 4 10 307 735 OPERATION 4 Cleaning a Clogged Tip WARNING To reduce the risk of serious bodily injury from injec tion use extreme caution when cleaning or chang ing spray tips If the spray tip clogs while spraying engage the gun safety latch immediately then fol low the procedure in Steps 4a to 4e below NEVER wipe off buildup around the spray tip until pressure is fully relieved and the gun safety latch is engaged a Clean the front of the tip frequently during op eration First relieve pressure see page 9 Then use a solvent soaked brush to clean the tip and to reduce fluid build up and tip clogging b If the spray tip does clog release the gun trig ger and engage the gun safety latch c If using the RAC IV Spray Tip Kit rotate the RAC IV handle 180 See Fig 5 Disengage the gun safety latch Trigger the gun into a grounded waste container Engage the gun safety latch again Return the handle to the original position If using a spray tip kit which is not self clean
60. u branchement ou du d branchement du cordon d alimentation ou de l utilisation d un moteur essence Les tincelles sont suffisantes pour allu mer les vapeurs de solvants et le fluide pulv ris les fines particu les de poussi re ainsi que d autres substances inflammables quand on pulv ris l int rieur ou l ext rieur et elles peuvent causer un incendie ou une explosion ainsi que des blessures graves et des d g ts mat riels Toujours brancher le pulv risa teur dans une prise se trouvant au moins 6 m 20 pieds de l ap pareil et de l endroit o se fait la pulv risation Ne pas brancher ou d brancher un cordon d alimentation quel qu il soit dans la zone o se fait la pulv risation quand il y a le moindre risque que ds vapeurs encore pr sentes dans l air prennent feu S il se produit des tincelles d lectricit statique ou si vous res sentez la moindre d charge ARRETEZ IMMEDIATEMENT LA PULVERISATION V rifiez que le syst me avant que le probl me soit identifi et corrig Mise la terre ou la masse Pour r duire les risques de production d tincelles d lectricit statique le pulv risateur et tous les quipement utilis s ou se trouvant dans la zone de pulv risation doivent tre reli s la ter re ou la masse Pour conna tre le d tail des instructions de mise la terre dans la r gion et le type particulier d quipement CONSULTER le code ou les r glementations lectriq
61. ues d injection let contri bue a r duire mai n vite pas le risque que les doigts ou une partie quelconque du corps ne passent accidentellement a proximit imm diate de l ajutage du pulv risateur Consignes de s curit concernant l ajutage du pulv risateur Faire extr mement attention l occasion du nettoyage ou due remplacement des ajutages du pulv risateur Si l ajutage se bouche pendent la pulv risation mettre imm diatement le ver rou de s curit du pistolet TOUJOURS bien observe la Marche Suivre Pour D tendre la Pression puis enlever l ajutage du pulv risateur pour le nettoyer NE JAMAIS essuyer ce qui s est accumul autour de l ajutage du pulv risateur avant que la pression ne soit compl tement tomb e et que le verrou de s curit du pistolet ne soit engag MARCHE A SUIVRE POUR DETENDRE LA PRESSION Pour r duire les risques de blessures graves y compris les bles sures par projection de fluide ou celles caus es par de clabous sures dans les yeux ou sur la peau par des pi ces en mouve ment toujours bien observe cette marche suivre chaque fois que l on arr te le pulv risateur l occasion de la v rification du Egale ou du nettoyage du syst me ou lors du changement des ajutages 1 Engager le verrou de s curit du pistolet 2 Mettre le levier d arr t du moteur sur ARRET OFF 3 D brancher le cord d alimentation 1 4 5 2 4 307 735 4 D sengager le verrou de s c
62. ues loca les S ASSURER que tous le quipements de pulv risation sui vants sont bien reli s la terre TOUS LES TUYAUX FLEXIBLES DOIVENT AVOIR DES RES SORTS SPIRALE DE PROTECTION AUX 2 BOUTS Les spira les de protection contribuent viter la formation de pliures de boucles ou de n uds sur les tuyaux qui pourraient entra ner la rupture du tuyau l endroit du raccord ou son voisinage SERRER FERMEMENT tous les raccords avant chaque utilisa tion Le fluide sous pression peut faire sauter un raccord desser r ou produire un jet haute pression s chappant par le rac cord NE JAMAIS utiliser un tuyau endommag NE PAS essayer de refaire le raccord d un tuyau haute pression ni de r parer le tuyau avec du ruban adh sif ou par tout autre moyen Un tuyau r par ne peut pas r sister au fluide sous pression MANIPULER LES TUYAUX AVEC PRECAUTION ET CHOISIR SOIGNEUSEMENT LEUR CHEMIN Ne pas d placer le fluide en tirant sur le tuyau Ne pas utiliser de fluides ou de solvants que ne sont pas compatibles avec l enveloppe int rieur ou ext rieure de tuyau NE PAS exposer le tuyau fluides des temp ratures sup rieures 82 C 180 F ou inf rieures 40 C 40 F Continuit de la mise la terre des tuyaux Une bonne continuit de la mise la terre des tuyaux est essen tielle pour maintenir la mise la terre de l ensemble de vaporisa tion V rifiez la r sistance lectrique de vos tuyaux fluid
63. urit du pistolet Tout en mainte nant une partie m tallique du pistolet fermement appuy con tre le c te d un seau en m tal actionner le pistolet pour lib rer la pression 5 Engager le verrou de s curit du pistolet 6 Ouvrir la soupape de s curit et la laisser ouverte jusqu ce que l on soit pr t se servir de nouveau du pulv risateur Si l on soupconne que le tuyau ou l ajutage est compl tement bou ch ou que la pression n a pas t compl tement lib r e apr s avoir proc d aux op rations ci dessus desserrer TRES LEN TEMENT un raccord de bout de tuyau ou l crou de retenue de la RISQUES EN CAS DE MAUVAISE UTILISATION DU MATERIAL Consignes g n rales de s curit toute utilisation anormale de l appareil du pulv risation ou des accessoires comme par exemple la mise sous une pression excessive les modifications de pi ces l utilisation de produits chimiques et de mati res incompatibles et l utilisation de pi ces us es ou abim es peut causer des d g ts a l appareil ou des ruptures de pi ces et entra ner une injection de liquide ou d au tres blessures s rieuses un incendie une explosion ou d autres d g ts Toujours porter une protection pour les yeux de gants des v te ments protecteur et un dispositif pour la respiration correspon dant aux recommandations des fabricants de fluides et solvants Pression Ce pulv risateur peut produire une PRESSION MAXIMUM DE TRAVAIL
64. y tip Trigger Guard Always have the trigger guard in place on the gun when spraying to reduce the risk of accidentally triggering the gun if it is dropped or bumped Spray Tip Safety Use extreme caution when cleaning or changing spray tips If the spray tip clogs while spraying engage the gun safety latch im mediately ALWAYS follow the PRESSURE RELIEF PROCE DURE below and then remove the spray tip to clean it NEVER wipe off build up around the spray tip until the pressure is fully relieves and the gun safety is engaged 4 Disengage the gun safety latch Hold a metal part of the gun firmly to the side of a grounded metal pail and trigger the gun to relieve pressure 5 Engage the gun safety latch 6 Open the pressure drain valve having a container ready to catch the drainage Leave the 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 to relieve pressure gradually then loosen completely Now clear the tip or hose SAS A ID PO MOVING PARTS HAZARD Moving parts can pinch or amputate your fingers or other body parts KEEP CLEAR of moving parts when starting or operating the sprayer Follow the Pressure Relief Procedure on page 2 before checking or servicing any part of the sprayer to prevent i
65. y hose 2 from using a wire braid spray hose 3 from adding a shutoff device between the pump outlet and the spray gun 4 from attaching a spray hose to the pressure drain valve or 5 from using a clogged or incorrectly assembled filter DISPLACEMENT PUMP WARNING To reduce the risk of serious bodily injury follow the Pressure Relief Procedure Warning on page 14 before checking or repairing any part of the spray system Unplug the sprayer Removing the Pump See Fig 12 1 Flush the sprayer Relieve pressure 2 Hold the intake valve 222 steady with a wrench and unscrew the adapter 38 3 Unscrew the hose 52 4 Use a screwdriver to push the retaining spring 33 aside and then push out the pin 34 5 Loosen the locknut 112 and unscrew the pump 58 307 735 15 215 207 SS renown a 80 ft Ib 107 N m Fig 12 Reinstalling the Pump See Fig 12 1 Rotate the crankshaft A so the connecting rod 54 is in its lowest position Rotate the fan blades at the rear of the motor with a screwdriver The pump piston rod 223 should protrude about 1 in 25 mm above the pump cylinder Screw the pump into the pump coupling 36 until the pin holes are aligned Insert the pin 34 Position the spring 33 so it covers the ends of the pin Screw the pump into the drive housing 55 until it stops at the locknut 112 Unscrew the pump just until the union 10 faces straight back WARNIN
66. y pulverizadora bien conectadas a tierra 4 Suministrar un recipiente de acuerdo al c digo local Usar solamente baldes de metal que sean conductivos No colo car el balde en una superficie no conductiva como papel o cart n que interrumpe la continuidad a tierra 5 Objeto que se est rociando de conformidad con el c digo local 6 Todos los baldes de solvente usados durante el lavado de conformidad con el c digo local 7 Para mantener la continuidad a tierra durante el lavado o des carga de presi n siempre apoyar una parte met lica de la pistola bien firme contra el costado de balde de metal des pu s apretar el gatillo Seguridad durante el lavado Para reducir el riesgo de que se inyecte o salpique fluido en la piel o que ocurra una descarga de electricidad est tica siempre seguir las INSTRUCCIONES PARA EL LAVADO dadas en la p gina 12 Seguir el procedimiento de descarga de presi n en la p gina 6 y quitar la boquilla de metal y usar le presi n m s baja posible de fluido durante el lavado 307 735 7 WARNING If you are supplying your own hoses and spray gun be sure the hoses are electrically conductive that the gun has a tip guard and that each part is rated for at least 2750 psi 190 bar Maximum Working Pressure This is to reduce the risk of serious bodily injury caused by static sparking fluid injection or over pressurization and rupture of the hose or gun CAUTION To avoid damaging the pressure co

Hitachi EM 490 User's Manual

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