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Graco Inc. EM390 User's Manual

1. 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 page 34 Toujours lire soig neusement les documents et brochures du fabricant des fluides et solvants utilis s avant de s en servir dans ce pulv risateur Le fluide 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 entra ner des blessures graves par p n tration sous la peau ou par contact ainsi que des d g ts 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 du 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 fluid
2. 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 serious sprayer damage FLUID FILTER HOSE RACK Always use mineral spirits for the final flush relieve pressure and leave the mineral spirits in the sprayer 4 For very short shutoff periods leave the suction tube in the paint relieve the pressure and clean the spray tip 5 Coil the hose and hang it on the cart s hose rack when storing it even for overnight to help protect the hose from kinking abrasion coupling damage etc See Fig 12 2 Fig 12 2 0663 6 For the Lo Boy cart use the brackets on the side of BUERBVSOT HOURC OF the cart to hold the suction assembly See the Parts OPERATION FILL j 1 BEARING HOUSING Drawingon page 3 CAVITY WITH SAE NON DETERGENT OIL 7 Lubricate the bearing housing after every 100 hours of operation Remove the drive housing cover Fill the bearing housing with SAE non detergent oil d See Fig 12 3 WARNING Refer to the warning section HOSE SAFETY on page 3 for information on the hazard of using dam aged hoses Fig 12 3 0670 12 307 724 WHEN TO FLUSH NOTE The Pressure Relief Procedure Warning is on 3 Changing from water base to oil base paint page 16 Flush with warm soapy water then mineral spirits CAUTION NEVER leave water or water base
3. 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 risques d injection let contri bue r duire mai n vite pas le risque que les doigts ou une partie quelconque du corps ne passent accidentellement proximit imm diate de l ajutage du pulv risateur Consignes de s curit concernant
4. amp above Yes No External Motor Fan 112125400 1101007414 Motor P N A Extra danger labels are available for free Packing Repair Kit 222 587 Includes all parts marked with a k AB NB 0c c9
5. 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 protection de l ajutage et lib rer progressivement la pression 6 0064 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 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 172 bar 2500 Ib po 2 S assurer que tous les l ments du pulv risateur et ses accessoires sont con us pour r sister la pression maximum de travail de ce pulv risateur NE PAS d
6. 0677 10 Mount the pressure control on the cart 11 ADJUST THE PRESSURE CONTROL See page 24 WARNING Adjust the pressure control whenever a new or used pressure control or circuit board is installed to reduce the risk of overpressurization which can result in component rupture fire or explosion Im proper adjustment may also prevent the sprayer from obtaining the maximum working pressure re sulting in poor sprayer performance 307 724 23 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 2500 psi 172 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 Pressure Relief Procedure To reduce the risk of serious bodily injury including fluid injection splashing in the eyes or on the skin or injury from moving parts always follow this procedure when you shut off the sprayer when checking adjusting or cle
7. 10 1 Hold the trigger open turn the sprayer ON and slowly increase the pressure until the sprayer starts Keep the gun triggered until all air is forced out of the system and the paint flows freely from the gun Release the trigger and engage the trig ger safety latch If the pump is hard to prime open the pressure drain valve When fluid comes through the drain tube close the drain valve Disengage the trigger safety latch and repeat Step 1 f Check all fluid connections for leaks relieve pres sure before tightening connections PAIL HANGER DRAIN TUBE SUCTION TUBE 10 307 724 MAINTAIN FIRM METAL TO METAL CONTACT BETWEEN GUN AND GROUNDED METAL CONTAINER 0664 Fig 10 1 2 Install the spray tip and tip guard a Be sure the trigger safety latch is engaged b Install the spray tip If using the RAC IV refer to manual 307 848 supplied with the gun for in stallation instructions ON OFF SWITCH PRESSURE ADJUSTING KNOB PRESSURE DRAIN VALVE TIP GUARD SPRAY TIP TRIGGER SAFETY LATCH SHOWN ENGAGED ON SAFE OPERATION SPOTTY GOOD PATTERN FULL PATTERN INCREASE PRESSURE Fig 11 1 ROTATE HANDLE 180 AND TRIGGER GUN TO REMOVE CLOG RETAINING NUT TIP GUARD SHOWN IN POSITION FOR A VERTICAL SPRAY PATTERN Fig 11 2 3 Adjust the spray pattern a Increase the pressure setting just until spray from the gun is completely atomized See Fig 11 1 To avoid excessi
8. 2 BOUTS Les spirales de protection contribuent viter la formation de pliures de boucles ou de noeuds sur les tuyaux qui pourraient entrainer 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 82 180 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 fluides 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
9. 998 108 982 222 198 214 570 100 040 162 453 215 860 30 307 724 Description Qty CONDUIT electrical 4 in NUT hex 5 16 18 7 LOCKWASHER spring 3 8 7 CAPSCREM hex hd 5 16 18 x 3 4 7 UNION 1 4 npt m x 1 4 npt f swivel CONNECTOR conduit 90 STRAINER LOCKWASHER spring 5 16 SCREW mach pan hd 6 32 N x 5 8 6 CAPSCREW soc hd 5 16 18 x 7 8 2 MOTOR electric 1 2 HP includes replaceable items 23a 23g 1 TERMINAL wire ring see page 26 1 LABEL DANGER English 1 TERMINAL wire female snap on see page 26 4 CAPACITOR motor includes resistor 1 LABEL 1 2 HP 1 CIRCUIT BOARD see page 26 for application information 1 LABEL DANGER French 1 SCREW flat hd 10 24 x 3 4 4 PIN spring straight 0 167 dia x 0 94 TUBE suction SCREW mach pan head 10 24 x 1 2 SPRING retaining PIN str hdls 5 16 dia x 1 023 COVER gear box COUPLING pump GEAR pinion ADAPTER 3 8 npt m x 1 2 npsm m BRACKET mounting COVER CONNECTOR tube PRESSURE DRAIN VALVE Includes item 45 1 FLUID FILTER Includes items 47a and 47b see 307 273 for additional parts 1 PLUG pipe 1 4 1 NIPPLE 1 4 npsm x 1 4 npt 1 PRESSURE CONTROL ASSEM NNA A see parts on page 26 1 Ref No 52 55a 55b 55c 55d 55e 55f 559 58 84 92 94 95 100 112 115 116 117 118 119 120 121 123 123a 123b 1
10. bar Haine 1 2 npt m with 30 chamfer eai baee teet enka ea t 1 4 npsm m c m 60 mesh 250 micron Stainless Steel screen reusable eub ed Grounded 50 ft 15 m minimum non wire braid spring guards both ends Carbon Steel Polyurethane Polyethylene Delrine Leather Aluminum Carbon Steel Stainless Steel NOTE Delrin is a registered trademark of the DuPont Co DIMENSIONS Model 231 001 Model 220 726 Upright cart without hoses With lo boy cart without or gun hoses or gun Weight dry 70 lb 32 Kg Weight dry 7016 32 Kg Height 41 in 1041 mm Height 20 in 508 mm Length 20 5 in 521 mm Length 31in 787 mm Width 20 5 in 521 mm Width 18 in 457 mm 34 307 724 IMPORTANT PHONE NUMBERS TO PLACE AN ORDER contact your Graco distribu 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 NOTES 307 724 35 TABLE OF CONTENTS Warnings Parts Lists and Drawings a En LR eek 2 Pressure Control 26 POC a t eat Gein one 4 Displacement pump 27 SPANiSh a zz es MaMa ENTERS UE 6 Model 231 001 basic upright 28 Setu 8 Model 220 726 basi
11. it is too rigid to act as a pulsation dampener Never install any shutoff device between the filter and the main hose See Fig 9 1 Never plug the filter outlet Connect the hose and gun See Fig 9 1 a Remove the plastic cap plug from the filter outlet nipple and screw a minimum 50 ft 15 2 m fluid hose onto the nipple b Connect the 3 ft 0 9 whip hose between the fluid hose and the gun inlet connection for more flexible gun movement lf you have a Flex gun route the hose through the hose guard before connecting it to the gun c DO NOT use thread sealant and DO NOT install the spray tip yet Fill the packing nut wetcup 1 3 full with Graco Throat Seal Liquid TSL supplied Remove the plas tic plug from the top of the pump first See Fig 9 1 307 724 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 Use a grounded extension cord which has wires having a minimum 12 gauge size and a maximum length of 200 ft 61 m Longer lengths or smaller gauges will affect sprayer performance WARNING Proper grounding is essential to reduce the risk of static sparking which can cause a fire or explosion and result in serious bodily injury and property damage Read the warning section FIRE OR EXPLOSION HAZARD on page 3 o
12. 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 4 D sengager le verrou de s curit du pistolet Tout en mainte 4 307 724 nant une partie m tallique du pistolet fermement appuy contre 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
13. paint in the sprayer if there is the slightest change it could freeze Flush out the water or water base paint with mineral spirits If water freezes in the pressure con 4 Changing from oil base to water base paint Flush with mineral spirits followed by warm soapy water and then a clean water flush 5 Storage trol tube it prevents the sprayer from being started and causes serious damage to the pressure control Water base paint Flush with water and then mineral spirits Leave the pump hose and gun filled with mineral spirits Shut off the sprayer and open the pressure drain valve to relieve pressure 1 New Sprayer The sprayer was factory tested in Oil base paint Flush with mineral spirits Shut off lightweight oil which was left in to protect the pump and unplug the sprayer open the pressure drain parts valve to relieve pressure Before using water base paint flush with mineral 6 Startup after storage spirits followed by a soapy water flush and then a clean water flush Before using water base paint flush out the min eral spirits with soapy water and then with clean water Before using oil base paint flush with mineral spirits only When using oil based paint flush out the mineral spirits with the paint to be sprayed 2 Changing Colors Flush with a compatible solvent such as mineral spirits or water NOTE HOW TO FLUSH is on page 14 307 724 13 HOW TO FLUSH 1 Relieve
14. pressure See page 16 2 Remove the filter bowl and screen see instruction manual 307 273 supplied Clean the screen sepa rately and install the bowl only to flush it See Fig 14 1 3 Close the pressure drain valve 4 Pour one half gallon 2 liters of compatible solvent into a grounded metal pail Put the suction tube in the pail 5 Remove the spray tip from the gun WARNING 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 the side of and aimed into a grounded metal pail 6 Disengage the trigger safety latch Point the gun into a grounded metal waste container With metal part of the gun firmly touching the metal container squeeze the gun trigger See Fig 14 2 This procedure re duces the risk of static sparking and splashing Start the sprayer trigger the gun and slowly turn the pres sure adjusting knob clockwise just until the pump starts Keep the gun triggered until clean solvent comes from the nozzle Release the trigger and en gage the trigger safety latch 7 Check all fluid connections for leaks If any connec tions leak first relieve the pressure Tighten the con nections Start the sprayer Recheck the connections for leaks 8 Remove the suction tube from the pail Disengage the trigger safety latch Trigger the gun to force solvent from the hose Do not run the pump dry for more than 30 s
15. rated for 15 Amps 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 ator 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 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 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 temperatures above 180 F 82 C or below 40 40 C Hose Grounding Continuity Proper hose grounding continuity is essential to maintaining a grounded spray system Check
16. remove drive out the pin 27 and pull the gear off the motor shaft E Apply molybdenum disulfide spray lubricant to the gear al low to dry then apply industrial grade heavy duty extreme pressure lithium soap grease Install the new drive assembly in the reverse order of removal LUBRICATE AS E EXPLAINED IN STEP 5 27 55a LO BOY SPRAYER 55d UPRIGHT SPRAYER Fig 21 1 0674 307 724 21 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 Pressure Relief Procedure Warning on page 16 before checking adjusting cleaning or shutting off the sprayer Unplug the power supply cord 1 Disconnect the hose at the displacement pump 2 Remove the drive assembly See page 21 The pump connecting rod and bearing can stay assembled to the drive assembly 3 Drive out the pin 27 and remove the gear 37 See Fig 22 2 4 Remove the pressure control cover 41 Disconnect the motor leads as shown in Fig 22 1 5 Unscrew the connector 13 and 303 nuts on both ends of the conduit 1 See Fig 22 1 6 Remove the motor mounting screws 7 Lift the mo tor and carefully guide the wires through the pressure control connector 303 Remove the conduit 1 from wires See Fig 22 2 CAUTION Pull the motor leads through the conduit one at a
17. time to avoid loosening the terminals 7 Loosen the locknut and unscrew the connector 13 from the motor Do not twist the wires See Fig 22 1 8 Install the new motor in the reverse order of removal NOTE Install the new circuit board 23f which is in cluded with a new motor Do not reuse the old board See page 26 for installation Capacitor 1 Remove the capacitor 23d cover See Fig 22 2 Re move the flag connectors from the old capacitor and connect them to the new capacitor Replace the cover NOTE The replacement capacitor includes a new resis tor installed 22 307 724 BLACK GREEN amp YELLOW PINK BROWN 303 0749 23d located under this cover G Fig 22 2 0875 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 Pressure Relief Procedure Warning on page 16 before 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 26 CAUTION Do not allow the fittings A to move when removing the elbow 312 or nipple 313 from the pressure cont
18. 01 971 Clamp Add 122 108 982 Connector dd A 123c 105 521 Plug Old 52 218 083 Hose New 52 223 767 Hose Model 223 001 Upright Sprayer AND Model 220 726 Lo Boy Sprayer To Rev C Add 1 3 100 188 Nut Add 1 4 100 214 Lockwasher 101 344 Capscrew 100 057 Capscrew 218 949 Motor 224 727 Motor 178 094 Warning Label 185 955 Danger Label 105 683 Circuit Board 223 597 Circuit Board 185 952 Danger Label 106 075 Screw 110 037 Screw 106 078 Screw 181 070 Bracket 185 524 Bracket 181 071 183 998 210 657 Ball Valve 222 198 Drain Valve 218 707 Pressure Ctrl 215 860 Pressure Ctrl Models 231 390 231 018 231 051 Complete Sprayers Old 201 210 541 Hose New 223 541 Hose 307 724 33 TECHNICAL DATA Maximum Working Pressure etarra bete y ReLEESSUSUS ENTER 2500 psi 172 bar EET ESPERE REOR 1 2 HP AC Power Requirements 120V AC 60Hz 15 amp or 4000 Watt Generator Extension Cord Requirements Maximum Delivery Cycles Per Gallon liter ob Se eee e Fluid let utente Fluid Outlet size Outlet Fluid Filter Spray Hose Requirements Wetted Parts Displacement Pump No 12 AWG 3 wire up to 200 ft 61 m Mist deba te dnd 0 33 GPM 125 liter min SARA ER eae eng 750 197 To Cua Pd En One gun to 0 017 tip with latex at 2000 psi 138
19. 2 LOCKWASHER 1 4 CAPSCREW soc hd 1 4 20 x 3 4 LUBRICANT not shown DISPLACEMENT PUMP see page 27 for parts UNION straight adapter 3 8 npt m x 3 8 npsm f swivel LABEL warning THROAT SEAL LIQUID 8 oz not shown TAG caution RING retaining WHEEL semi pneumatic WASHER flat CLIP spring NUT hex 1 1 2 18 BRACKET pail CLIP spring NUT jam 1 7116 20 WASHER 1 4 PLUG 1 4 18 nptf 2 4 4 1 1 2 2 4 1 1 1 1 1 1 1 ADAPTER elbow 1 4 18 npt m x 7 16 20 CART ASSEMBLY Includes item 119a PLUG tubing PLUG 3 8 nptf see page 26 TUBE return Recommended spare parts Keep on hand to reduce down time tExtra Danger and Warning labels available at no charge 1 ND PARTS DRAWING SPRAYER WITH UPRIGHT CART Model 231 001 Series Basic Sprayer with Upright Cart 23e ID LABEL 307 724 29 PARTS LIST SPRAYER WITH LO BOY CART Model 220 726 Series Basic Sprayer Includes items 1 to 127 as listed below Ref No NAO 20 23 23a 23b 23c 23d 23e 23 239 25 27 47 47b 50 BLY Part No 065 099 100 188 100 214 100 057 156 823 102 932 181 073 104 008 107 156 105 509 224 727 102 799 185 955t 596 421 105 771 181 118 223 597 185 9524 106 078 105 680 170 113 110 037 176 817 176 818 181 062 176 824 176 825 183 285 185 524 183
20. 23c 124 125 126 127 Part No 223 767 215 903 215 904 215 905 104 008 106 115 100 659 100 657 105 510 100 644 110 293 218 215 155 665 177 7624 206 994 178 034 108 179 154 636 176 762 150 513 100 322 100 509 179 945 178 342 103 927 103 473 220 678 101 242 183 275 105 521 176 920 183 281 157 416 183 291 Description HOSE nylon 1 4 ID cpld 1 4 npsm fbe 21 3 4 552 mm spring guard one end 1 BEARING ASSEMBLY 1 CONNECTING ROD ASSEMBLY 1 DRIVE ASSEMBLY includes replacement items 55a 55g 1 LOCKWASHER spring 5 16 2 LOCKWASHER spring 3 8 2 CAPSCREW soc hd 3 8 16 Qty x1 4 CAPSCREW soc hd 5 16 18 x2 2 LOCKWASHER 1 4 4 CAPSCREW soc hd 1 4 20 x 3 4 4 LUBRICANT not shown 1 PUMP displacement see page 27 for parts 1 UNION 3 8 npt m x 3 8 npsm f swivel 1 LABEL warning THROAT SEAL LIQUID 8 oz not shown TAG caution WHEEL semi pneumatic WASHER flat NUT hex 1 1 2 18 NUT jam 7 16 20 WASHER 1 4 PLUG 1 4 18 nptf ADAPTER elbow 7 16 stud 1 4 npt f CLIP spring CLAMP hose 1 1 4 ID STRAP wire tie CART ASSEMBLY Includes item 123a and 123b RING retaining SPACER PLUG tubing HOSE suction 30 762 mm HOSE drain UNION swivel 90 COUPLING 1 2 npt x 1 2 straight pipe 1 D D ANNA Recommended spare parts Keep on hand to reduc
21. 26 for application information LABEL DANGER French SCREW flat hd 10 24 x 3 4 PIN spring straight 0 167 dia x 0 94 TUBE suction SCREW mach pan hd 10 24 x 1 2 SPRING retaining PIN str hdls 5 16 dia x 1 023 COVER gear box COUPLING pump GEAR pinion ADAPTER 3 8 npt m x 1 2 npt f BRACKET mounting COVER CONNECTOR tube PRESSURE DRAIN VALVE Includes item 45 FLUID FILTER Includes items 47a and 47b see 307 273 for additional parts PLUG pipe 1 4 npt NIPPLE 1 4 npsm x 1 4 npt Qty 4 in NN NA Ref No 50 BLY 52 53 55 55a 55b 55c 55d 55e 55f 559 58 84 118 119 119a 121 125 Part No 215 860 223 766 215 903 215 904 215 905 104 008 106 115 100 659 100 657 105 510 100 644 110 293 218 215 155 665 177 762 206 994 178 034 101 242 108 179 176 884 178 341 176 762 181 048 178 342 150 513 100 322 100 509 179 945 218 906 105 521 101 754 186 495 Description PRESSURE CONTROL ASSEM see parts on page 26 HOSE nylon 1 4 ID cpld 1 4 npsm fbe 29 737 mm long spring guard one end BEARING ASSEMBLY CONNECTING ROD ASSEMBLY DRIVE ASSEMBLY Qty 4 4 4 includes replacement items 55 559 1 LOCKWASHER spring 5 16 LOCKWASHER spring 3 8 2 4 CAPSCREW soc hd 3 8 16 x 1 4 CAPSCREW soc hd 5 16 18 x
22. Check the outside of the piston rod 223 and the inside of the cylinder 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 19 1 starting with the polyethylene packings Incorrect installation damages the pack ings and results in pump leakage 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 D Coatthe piston rod and the inside of the cylinder with lightweight oil and soak the packings in oil before reassembling DISPLACEMENT PUMP 223 201 221 212 112 218 209 POLY LEATHER Lips must Lips must face down face down 211 224 203 213 214 LEATHER 217 Lips must POLY face up Lips must face up 220 205 Li f 1 219 down 216 207 215 204 206 222 TORQUE TO 80 ft lb 107 N m Fig 19 1 Reassembly Procedure 1 Stack these parts one at a time onto the piston valve 224 backup washer 219 U cup seal 205 lips down and female gland 220 alternate the polyeth ylene and leather v packings 217 208 lips up and then the male gland 213 See Fig 19 1 L7 20 214 APPLY ONE DROP TORQUE NUT TO 7 OF SEALANT TO 3 4 in Ib THESE THREADS 0 34 0 35 N m NOTE AND MAINTAIN THIS ALIGNMENT THROUGHOUT STEPS 2 3 an
23. INSTRUCTIONS PARTS LIST This manual contains IMPORTANT 307 724 Rev H WARNINGS and INFORMATION READ AND RETAIN FOR REFERENCE EM 390 PORTABLE ELECTRIC AIRLESS PAINT SPRAYER 2500 psi 172 bar MAXIMUM WORKING PRESSURE U S Patent No 4 323 741 Upright Carts Model 231 001 Series Basic sprayer without hose or gun Model 231 390 Complete sprayer with hose Flex gun Reverse A Clean IV DripLess Tip Guard and 517 size SwitchTip and is CSA listed Model 231 018 Same as Model 231 390 except has Contractor an Lo Boy Carts Model 220 726 Series Basic sprayer without hose or gun Model 231 051 Complete sprayer with hose Flex gun Reverse A Clean IV DripLess Tip Guard and 517 size SwitchTip and is CSA listed See Table Of Contents on page 36 Supersedes Rev F and Rev G not published Model 231 390 shown D y 0663 NOTE This is an example of the DANGER label on your sprayer This label is available in other languages free of charge See page 33 to order DANGER W FIRE AND wA SKIN INJECTION EXPLOSION HAZARD HAZARD Spray painting flushing or cleaning equipment with flammable liq 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 fro
24. No Description H INJECTION HAZARD 16 178 597 170 113 Suction Tube EA This form is only a quick reference to the 17 181 073 Same Strainer structions features and frequently ordered parts of 18 186 495 183 281 Drain Hose this sprayer To reduce the risk of seri 19 None 176 920 Suction Hose ous injury including fluid injection while operating 20 See chart below Circuit Board not shown or repairing this sprayer follow the warnings and instructions in manual 307 724 Model 231 001 Series B with Upright Cart Model 231 051 Series C with LoBoy Cart Ref Upright LoBoy No Part No Part No Description 1 215 903 Same Bearing Assembly 2 215 904 Same Connecting Rod 3 215 905 Same Drive Housing 4 176 825 Same Pinion Gear 5 224 727 Same Motor 6 105 771 Same Capacitor 7 110 155 Same Motor Fan 8A 185 952 Same Danger Label 9 218 906 220 678 Cart 10 215 860 Same Pressure Control 11 214 570 Same Fluid Filter 12 222 198 Same Pressure Drain Valve 13 108 982 Same Connector Tube 14 223 766 223 767 Hose 15 218 215 Same Displacement Pump 15a 176 758 Same Packing Nut Wet Cup 15b 177 929 Same Cylinder 15c 181 879 Same Piston Rod 15d 218 197 Same Piston Valve 15e 215 455 Same Intake Valve 4 P Circuit Board P N 106 076 223 597 used in and Style used in 220 726 A amp B Sprayer Series 220 726 C amp 231 001 A above 231 001 B
25. T 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 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 Korea Switzerland France Germany Hong Kong Ja pan GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 PRINTED IN U S A 307 724 3 85 Revised 8 91 36 307 724 E Z REFERENCE Upright Cart Model 231 001 Basic Sprayer Model 231 390 Complete Sprayer LoBoy Cart Model 220 726 Basic Sprayer Model 231 051 Complete Sprayer Model 231 390 shown Complete sprayers include 50 ft 15 1 4 in I D hose 3 ft 0 9 m 3 16 in 1 D whip hose and Flex gun with RAC IV DripLess Tip Guard and 517 SwitchTip 0663 Technical Data Application Maximum Working Pressure 2500 psi 172 bar Sprays stains lacquers oil base or latex Do not use Electric Motor 1 2 HP AC with solvents su
26. al 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 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
27. als 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 2500 psi 172 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 34 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 possibility 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 th
28. aning the system and when changing spray tips 1 Engage the gun safety latch 2 Turn the ON OFF switch to OFF 3 Unplug the power supply cord Service Tools Needed NEW 50 foot 15 2 m 3000 psi 210 bar flexible nylon airless spray hose Part No 223 541 0 5000 psi 0 350 bar fluid filled pressure gauge Part No 102 814 Needle valve Part No 102 715 or 103 067 3 8 in socket wrench 5 gallon pail and water Mineral spirits 24 307 724 WARNING NEVER attempt to increase the fluid outlet pressure by performing these 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 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 5 Engage the gun safety latch 6 Open the fluid pressure drain valve and leave it open until you start the sprayer again If you suspect the hose or spray tip is completely clogged or that pressure is not fully relieved after fol lowing the steps above VERY SLOWLY loosen the tip guard retaining n
29. art 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 despu 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 13 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 307 724 7 8 SETUP 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 2500 psi 172 bar Maximum Working Pressure This is to reduce the risk of se rious bodily injury caused by static sparking fluid injection or over pressurization and rupture of the hose or gun CAUTION To avoid damaging the pressure control which may result in poor equipment performance and component damage follow these precautions 1 Always use nylon spray hose at least 50 ft 15 2 m long Never use a wire braid hose
30. c lo boy 30 or EE Model 231 390 complete upright 32 Operations nes sebet to rte 9 Model 231 018 complete upright 32 Model 231 051 complete lo boy 32 Shutdown and care 12 FIUSRING oe white Wilde dass matins Miss 13 Technical Data 34 Application Methods 15 Accessories A M EA f BEI 34 Troubleshooting 16 Graco Phone 34 Repair 18 Wartanty icono cio 36 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 compo
31. ch as methylene chloride or other Power Requirements 120 VAC 60 Hz 15 amp or FIGS 4000 watt generator U S patent number 4 323 741 Delivery 0 33 gpm 1 25 lpm Cycles Per Gallon liter 750 197 gun to 0 017 inch tip Dimensions with latex at 2000 psi 138 bar Upright LoB Fluid Inlet 1 2 npt m with 30 inside chamfer us xis Hm Inlet Paint Strainer 16 mesh 1190 micron RES i3 mo mm reusable stainless steel screen Length E Ene but 20 5 In 521 mm 31 In 787 mm Fluid Filter Outlet Size 1 4 npsm m Width 20 5 521 mm 18 in 457 mm Fluid Filter Material aluminum stainless steel Weight 75 lb 34 kg 75 lb 34 kg carbon steel 60 mesh 250 micron reusable SST screen Spray Hose Requirements grounded 50 ft 15 m minimum non wire braid spring guards on both ends Pump Material carbon steel polyurethane Delrin Pump Packing Material UHMWPE leather GRACO INC BOX 1441 TO PLACE AN ORDER call MINNEAPOLIS MN 55440 1441 1 800 367 4023 Toll Free COPYRIGHT 1995 GRACO INC FOR TECHNICAL ASSISTANCE call GRACO PRINTED IN U S A 327 724 August 1995 1 800 543 0339 Toll Free 327 724 ErZ REFERENCE Rev C Supplement to instruction manual 307 724 EM 390 Airless Paint Sprayer A WARNING Ref Upright LoBoy No Part No Part
32. ctric 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 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 the 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 is 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 spray 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 Us
33. d 4 224 0082 Fig 19 2 2 Tighten the packing retaining nut 214 against the gland 213 and torque to 3 4 in lb 0 34 0 35 N m See Fig 19 2 NOTE NOTE THE ALIGNMENT of the piston 224 to the nut 214 Maintain this alignment through out Steps 2 3 and 4 3 Apply 7 drop only of sealant supplied with the repair kit to the piston valve threads Place the small ball 203 on the valve See Fig 19 2 Hand tighten 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 0083 Fig 19 3 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 above See Fig 19 3 5 Stack these parts one at a time into the top of the cyl inder 216 male gland 211 alternate the polyeth ylene and leather v packings 218 209 lips down and then the female gland 212 See Fig 19 1 6 Loosely install the packing nut 221 and plug 201 Insert the oiled piston rod 223 through the bottom of the cylinder 8 Assemble the intake valve Use a new gasket 206 Screw the intake valve into the cylinder and tighten to 80 ft lb 107 N m See Fig 19 1 9 Screw down the cylinder locknut 112 until it is finger tight at the botto
34. da ados Si llegara a encontrarse cual quiera de estas condiciones reemplazar de inmediato la man guera NO intentar reacoplar una manguera de alta presi n o enmendarla con cinta adhesiva u otro material similar Una man guera 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 man guera crea electricidad est tica Si todas las partes del equipo pulverizador no tienen buena tierra pueden ocurrir chispas con virti ndo al sistema en algo peligroso Tambi n pueden producir se 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 la 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 d
35. 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 Rincage 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 13 de ce manuel 307 724 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 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 cuerpo NUNCA coloca
36. e 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 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 Construction Standards Part 1926 should be consulted 307 724 3 AVERTISSEMENT La pulv risation haute pression peut causer de 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 Cet appareil produit un fluide 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 entra ner des blessures graves NE JAMAIS pointer le pistolet 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
37. e control over pressurization Drive assembly damaged Replace drive housing See page 21 Displacement pump worn or damaged Replace displacement pump See page 18 Sprayer is not primed Prime sprayer See page 10 16 307 724 PROBLEM Electric motor labors when start ing and trips building circuit breaker or fuse Motor capacitor has failed Circuit board has failed 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 Static sparking from the gun erly grounded 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 supply cord and let the sprayer cool for 30 to 60 minutes Always use the lowest pressure setting needed when spraying Prevent overspray from restricting the motor air passages check and clean often Fr
38. e down time Extra Danger and Warning labels available at no charge PARTS DRAWING SPRAYER WITH LO BOY CART Model 220 726 Series Basic Sprayer with Lo Boy Cart 23e IDLABEL DANGER LABEL 23d FRENCH 23g DANGER LABEL 23b ENGLISH 307 724 31 PARTS DRAWING amp LIST COMPLETE SPRAYERS Model 231 390 Complete Upright Sprayer Ref with Flex Gun No PartNo Description Qty Includes items 200 to 202 200 220 956 GUN Flex airless spray and 204 see 307 633 for parts 1 201 223 541 HOSE spray Model 231 018 Complete Upright Sprayer cpld 1 4 npsm fbe swivel with Contractor Gun 1 4 ID nylon 50 ft 15 m Includes items 201 202 204 spring guard both ends L and 205 202 214 701 HOSE whip end cpld 1 4 npt m x 1 4 npsm f swivel 29 740 mm long spring guard one end 1 Model 231 051 Complete Lo Boy Sprayer ene PESOS E SFHAYER with Flex Gun ee parts on page 30 1 204 231 001 UPRIGHT SPRAYER Includes items 200 to 203 See parts on page 28 4 205 220 955 GUN contractor airless see 307 614 for parts 1 Recommended spare parts Keep on hand to reduce down time PARTS DRAWING amp LIST COMPLETE SPRAYERS 32 307 724 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 sho
39. e 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 relieved and the gun safety latch 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 obstruction 2 307 724 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 it from starting accidentally EQUIPMENT MISUSE HAZARD General Safety Any misuse of the spray equipment or accessories such as overpressurizing modifying parts using incompatible chemi c
40. e 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 se fait la pulv risation Ne pas brancher ou d brancher un cordon d alimentation quel qu il soit dans la zone 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 lectriques 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
41. e pump and hose lf 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 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 exten sion cords must have three wires and be
42. e sprayer when checking or servicing any part of the spray system when installing cleaning or changing spray tips and whenever you stop spraying Engage the trigger safety latch Turn the ON OFF switch to OFF Unplug the power supply cord Disengage the trigger 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 Engage the trigger safety latch 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 part com pletely Clear the tip or hose obstruction 307 724 9 OPERATION 1 Prime the sprayer with paint a b C NOTE PACKING NUT WETCUP Close the pressure drain valve See Fig 10 2 Don t install the spray tip yet Put the suction tube into the paint container You can hang the pail on the pail hanger See Fig 10 2 Turn the pressure adjusting knob all the way counterclockwise to lower the pressure Disengage the trigger safety latch See the detail in Fig 10 2 Hold a metal part of the gun firmly against a grounded metal waste container See Fig
43. e 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 172 bar as 2500 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 dadas en la p gina 34 MANEJAR Y PASAR CUIDADOSAMENTE LAS MANGUERAS No tirar de las mangueras para mover el equipo No usar fluidos solventes que sean incompatibles con el tubo interno y la cu bierta de la manguera NO exponer las mangueras a te
44. econds to avoid damaging the pump packings Relieve the pressure 9 Unscrew the filter bowl and reinstall the clean screen Reinstall the bowl hand tight only 14 307 724 10 Remove the suction tube assembly and clean it sepa rately Flushing alone may not thoroughly clean these parts 11 If you flushed with mineral spirits and are going to im mediately use a water base paint flush with soapy water followed by a clean water flush If you are stor ing the sprayer leave the mineral spirits in it Relieve pressure 12 Leave the pressure drain valve open until you are ready to use the sprayer again au TOO HHHH EH EHH HA AAA uuuuquuuuquunnn GTP FILTER SUPPORT PRESSURE DRAIN VALVE Fig 141 O GROUND WIRE MAINTAIN FIRM METAL TO METAL CONTACT BETWEEN GUN AND GROUNDED METAL CONTAINER Figi4 2 9 APPLICATION METHODS Always hold the gun perpendicular to the work surface and at an even 12 14 300 to 356 mm from the sur face you are spraying See Fig 15 1 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 1 5 4 UT Fig 15 1 Move the
45. eezing 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 capacitor See page 22 Replace the circuit board See page 23 Replace the packings See page 18 Disassemble and clean Change the spray tip Thin the paint Use minimum 50 ft 15 2 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 18 Increase pressure Clean the filter See page 14 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 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 spray hose 2 from using a wire braid spra
46. ent motor oil 8 Coat the surfaces of the new connecting rod and bearing C with SAE non detergent motor oil Liber ally pack the needle bearing D with industrial grade heavy duty extreme pressure lithium soap grease 20 307 724 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 A onto the drive hous ing 55 Assemble the remaining parts E LUBRICATE See CAUTION Fig 20 1 ai REPLACING THE DRIVE ASSEMBLY 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 Pressure Relief Procedure Warning on page 16 before checking adjusting cleaning or shutting off the sprayer Unplug the power supply cord NOTE Refer to Fig 21 1 for this procedure 1 Remove the front cover 35 Remove the displace ment pump See page 18 2 Remove the two screws 20 Pull the connecting rod and bearing assembly off the crankshaft D 3 Remove the screws 55d and 55f and pull the drive housing A off the motor housing B Remove the screws 55c and pull the motor housing B off the motor 23 Clean the gear 37 and inspect it for wear or damage Replace if necessary To
47. f this manual and ground the spray system as explained there 4 Plugin the sprayer a Be sure the ON OFF switch is OFF See Fig 9 1 b Plug the power supply cord into a grounded elec trical outlet that is at least 20 ft 6 m away from the spray area to reduce the chance of a spark ig niting the spray vapors c Do 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 Refer to the flushing guidelines on pages 13 and 14 Prepare the paint according to the manufacturer s recommendations a Remove any skin that may have formed b Stirthe 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 SETUP FLUID FILTER DO NOT INSTALL A SHUT OFF DEVICE HERE PACKING NUT WETCUP Keep 1 3 full with TSL MAIN FLUID HOSE minimum 50 ft 15 2 m Fig 9 1 LS y A y Y 355 WHIP HOSE a 8 09 m um HOSE GUARD 0663 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 follow this pro cedure whenever you shut off th
48. gun at a speed that provides a full wet coating to be applied without runs or sags Lap each stroke 5096 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 15 2 OVERLAP EACH STROKE 50 0672 Fig 15 2 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 Fig 15 3 0873 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 15 3 If there 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 If the walkways will be walked on cover them with a canvas dropcloth to avoid slipping Otherwise a plastic dropcl
49. he pin 34 from working loose due to vibration See Fig 18 1 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 serious bodily injury or property damage includ ing damage to the pump connecting rod or bearing housing 3 Screw the pump further into the drive housing 55 un til it stops at the locknut 112 Unscrew the pump just until the nipple 10 faces straight back 4 Torque the locknut 112 to 70 ft lb 95 N m 5 Reassemble the remaining parts in the reverse order of removal Disassembly See Fig 19 1 except where noted 1 Remove and disassemble the intake valve 222 If no further service is needed reassemble the valve us ing a new gasket 206 Torque the intake valve to 80 ft lb 107 N m See Fig 18 1 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
50. in Install the plug 121 and the pressure control cover 41 Remove the test hose needle valve and pressure gauge ON OFF SWITCH C TIGHTEN Fig25 1 J 3 oo 307 724 25 PARTS DRAWING amp LIST PRESSURE CONTROL Part No 215 860 Ref No 50 Pressure Control Assembly NOTES Includes replaceable items 301 to 316 Nae sus with id as listed below em correspond wi e parts 22 Ref 23 lists on pages 28 and 30 A J See wire colors in Fig 23 1 ES Ref 13 LABEL311 Ref 23f SEE INFORMATION BELOW FOR WHICH CIRCUIT BOARD TO LABEL307 313 S 305 306 Ref 40 Ref 23c Ref 25 312 S 302 314 2 4 Ref 41 Pad Ref 121 308 Rer 309 0749 Ref No PartNo Description aty CIRCUIT BOARD APPLICATIONS 301 100 035 SCREW mach pan hd 8 32 x 5 16 302 162 453 NIPPLE 1 4 npsm x 1 4 npt 303 102 932 CONNECTOR conduit 90 304 157 021 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 7971 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 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 circui
51. int 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 Injection into 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 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 ele
52. ion cord un Check reset or replace plugged or damaged or building circuit breaker or fuse has tripped Unplug power supply cord relieve pressure al low motor to cool clear motor air passages of dirt and overspray decrease pressure Pressure setting too low Increase pressure Pressure control frozen or damaged by Try to thaw or replace pressure control over pressurization Motor overload switch has opened Electric motor stops while Power cord or extension cord un Check reset or replace spraying plugged or damaged or building circuit or fuse is blown Unplug power supply cord relieve pressure al low motor to cool clear motor air passages of dirt and overspray decrease pressure Wrong type extension cord Use maximum 200 ft 61 m 3 wires 12 gauge grounded extension cord Piston ball check not seating Service the pump See page 18 Motor overload switch has opened Electric motor runs but low paint output or no paint output or pump is not stroking See the PROBLEM Not enough paint pressure on page 17 also Replace the piston See page 18 Piston packings worn or damaged Intake valve ball check not seating Service the pump See page 18 Pump is frozen Filter element installed upside down Install element correctly See page 14 or manual 307 273 Pressure control frozen or damaged by Try to thaw or replace pressur
53. m of the external cylinder threads See Fig 19 1 10 Install the displacement pump on the sprayer See page18 307 724 19 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 Pressure Relief Procedure Warning on page 16 before checking adjusting cleaning or shutting off the sprayer Unplug the power supply cord NOTE Refer to Fig 20 1 for this procedure unless other wise instructed 1 Remove the displacement pump See page 18 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 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 See page 21 CAUTION To extend the service life of the connecting rod bearing lubricate it properly After every 100 hours of operation or whenever servicing the pump whichever comes first fill the cavity E in the con necting rod 54 with SAE non deterg
54. m 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 Liquids can be injected into the body by high pressure airless spray or leaks especially hose leaks 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 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 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 po
55. mperatu ras sobre 82 C 180 F o bajo 40 C 40 F Continuidad del circuito de puesta a tierra de la manguera 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 abajo 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 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 c
56. mpre se guir este procedimiento al apagar la m quina pulverizadora al revisar 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 presi n EOE 6 307 724 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 modificar nin guna pieza de la pistola pues podr a causar el malfuncion amiento 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 Seguir el pro cedimiento de descarga de presi n dado m s abajo y despu s sacar la boquilla Apuntar la pistola a un balde met li co sosteni ndola bien firme contra l Utilizando la presi n m s bajo po
57. nent 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 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 MUS
58. oth 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 307 724 15 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 cleaning the system and when changing spray tips open until you start the sprayer again If you suspect the hose or spray tip is completely clogged or that pressure is not fully relieved after fol 1 Engage the gun safety latch lowing the steps above VERY SLOWLY loosen the tip 2 Turn the ON OFF switch to OFF guard retaining nut or hose end coupling and relieve pressure gradually Now loosen the part completely 3 Unplug the power supply cord Clear the tip or hose obstruction Check everything in the chart before disassembling the sprayer PROBLEM CAUSE SOLUTION Electric motor won t run Power cord or extens
59. pneumatique 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 traitement pour effectuer des recherches sur la toxicit Certains rev te ments 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 assure 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
60. 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 3 fiches en bon tat dans une prise de courant convenablement mis la ter re Ne pas utiliser d adapteur Toutes les rallonges doivent avoir 3 fils et tre pr vues pour 15 amp res 2 Pistolet R aliser la mise la terre en le raccordant une tuyau flexible et une pulv risateur d j convenablement re li s la terre 3 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 500 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 recevant 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
61. r 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 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 DESCARGA DE PRESION Para reducir el riesgo de sufrir graves lesiones corporales incluyendo la inyecci n de fluidos salpicaduras en los ojos o la piel o lesiones causadas por piezas en movimiento sie
62. rol to avoid altering the factory setting of the pressure control or damaging the pressure control Circuit Board Removal 1 Remove the pressure control cover 41 Pull the cir cuit board 23f out carefully just enough to reach the wire terminals Disconnect the leads Remove the board See Fig 23 1 Pressure Control Removal 2 Disconnect the hose 52 See Fig 23 2 3 Disconnect the remaining two motor leads black and green yellow See Fig 23 1 4 Remove the screws 7 See Fig 23 2 5 Pull the pressure control 50 away from the conduit 1 and carefully guide the leads through the connec tor 303 one at a time See Fig 23 1 6 Remove the mounting bracket 40 Remove the fit tings 302 312 and 313 Remove the fluid filter 47 Install these parts on the new pressure control See Fig 23 2 Pressure Control Installation 7 Guide the motor leads into the new pressure control 8 Position the circuit board in the pressure control so the wire connectors are at the top Connect the leads to the board Guide the leads into the pressure con trol making sure they don t catch on anything Slide the board into place 9 Connect any other loose wires See Fig 23 1 BLACK GREEN amp YELLOW RED S PINK BROWN Q 7 O 303 LEADS Sy Y SE VS DVA WHITE MI 2 SNS 23 6 Cry J GREEN oS 2 i M gO 2 BLACK nS WHITE eo POWER 50 2 o SUPPLY 41 LEADS Fig 23 1 0749 Fig 23 2
63. sible disparar la pistola Si el fluido emitido no sale dis perso 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 llegara a obstruirse mientras est pulverizando enganchar el pestillo de la pistola de inmediato SIEMPRE seguir el procedi miento de descarga de presi n y despu s sacar la boquilla para limpiarla NUNCA limpiar la acumulaci n de pintura alrededor de la boquilla 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 despu s de haber seguido el procedimiento anterior aflojar MUY LENTAMENTE un adaptador de extremo de la manguera o la tuerca de renenci n del protector de lay punta y descargar gradualmente la presi n PELIGRO POR MAL USO DEL EQUIPO Seguridad gener
64. t board Es 105 683 Circuit Board P N 223 597 315 105 659 BOOT switch used in and style used in 316 105 679 TOGGLE switch 220 726 A amp B Sprayer Series 220 726 C 231 001 A 231 001 B tExtra warning labels available at no cost 218 949 Graco Motor P N 224 727 NOTE A new pressure control 50 does not include items 302 312 313 or any items preceeded by Ref in the above External Motor Fan No drawing 1112125400 Franklin Motor P N 1101007414 26 307 724 DISPLACEMENT PUMP PARTS DRAWING amp LIST Model 218 215 Series C Ref Carbon Steel Displacement Pump No Part No Description Includes items 201 to 224 201 180 656 PLUG NOTE See the repair instructions for 203 qoid BALL sst 0 3125 dia important torque values and 204 105 445 BALL sst 0 5 dia procedures 205 105 522 SEAL u cup polyurethane 206 176 761 GASKET brass 207 176 759 ball stop 208 176 749 V PACKING leather 209 176 755 V PACKING leather o ue 211 176 754 GLAND male Delrine 214 212 176 757 GLAND female Delrine 213 176 750 GLAND male Delrine 219 214 176 751 hex 1 2 20 sst ST 215 176 760 GUIDE ball sst 216 177 929 CYLINDER alloy steel 217 176 882 polyethylene 218 176 997 polyethylene 208 219 180 161 WASHER backup aluminum 217 220 180 073 GLAND female plated steel 209 218 221 176 758 packing wet c
65. t 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 2500 psi 172 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 2500 psi 172 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 7 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 stalls 8 Open the needle valve very slowly while observing the pressure gauge Check to see if the pressure drops to approximately 2100 psi 147 bar before starting again If the pressure is not 2100 psi 147bar 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 24 Flush the water out with mineral spirits Re lieve pressure aga
66. 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 continuity See Hose Grounding Continuity on page 3 3 Spray gun obtain grounding through connection to a prop erly 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 place 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 13 of this manual Follow th
67. turn the handle to the origi nal position If using a spray tip which is not self cleaning VERY SLOWLY loosen the tip guard retaining nut or hose coupling to relieve pressure gradually then loosen the part completely Clear the tip or hose obstruction and reassemble it d Disengage the trigger safety latch and resume spraying e Ifthe tip is still clogged engage the trigger 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 307 848 307 724 11 SHUTDOWN AND CARE 1 Check the packing nut wetcup daily First relieve the pressure see page 9 Be sure the wetcup 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 12 1 2 Clean the fluid filter often and before storing the sprayer First relieve pressure see page 9 See manual 307 273 supplied for the filter cleaning Ny procedure PACKING NUT WETCUP Keep 1 3 tull with TSL Tight 3 Flush the sprayer at the end of each work day and en nut by turning clockwise fill it with mineral spirits to help prevent pump corro sion and freezing Refer to the flushing guidelines on Fig 12 1 0665 pages 13 and 14 DM
68. up 222 215 455 VALVE intake 223 181 879 ROD piston alloy steel ih S 224 218 197 VALVE piston 205 218 Keep a kit hand to reduce down time 216 224 215 207 204 206 222 223 0699 Qty A A A A QQ A SH ld ll dl Also included in Repair Kit 222 587 sold separately 307 724 27 PARTS LIST SPRAYER WITH UPRIGHT CART Model 231 001 Series Basic Sprayer Includes items 1 to 125 as listed below Ref No NAO 20 23 23a 23b 23c 23d 23e 23 47 47b Part No 065 099 100 188 100 214 100 057 162 453 102 932 181 073 104 008 107 156 105 509 224 727 102 799 185 955t 596 421 105 771 181 118 223 597 185 9524 106 078 105 680 178 597 110 037 176 817 176 818 181 062 176 824 176 825 178 460 185 524 183 998 108 982 222 198 214 570 100 040 162 453 28 307 724 Description CONDUIT electrical NUT hex 5 16 18 LOCKWASHER spring 3 8 CAPSCREW hex hd 5 16 18 x 3 4 NIPPLE 1 4 npsm x 1 4 npt CONNECTOR conduit 90 STRAINER LOCKWASHER spring 5 16 SCREW mach pan hd 6 32 x 5 8 CAPSCREW soc hd 5 16 18 x 7 8 MOTOR electric 1 2 HP includes replaceable items 23a 23g TERMINAL wire ring see page 26 LABEL DANGER English TERMINAL wire female snap on see page 26 CAPACITOR motor includes resistor LABEL 1 2 HP CIRCUIT BOARD See page
69. ut or hose end coupling and relieve pressure gradually Now loosen the part completely Clear the tip or hose obstruction 1 Follow the Pressure Relief Procedure Warning above 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 Remove the pressure control cover 41 and the plug 121 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 See Fig 25 1 PRESSURE CONTROL ADJUSTMENT NOTE See Fig 25 1 for the following procedure 4 Open the needle valve slightly Turn the pressure con trol knob A to the minimum setting 5 Plug in the sprayer and 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 2500 psi 172 bar NOTE The slower the pressure is raised the easier it is to note the exac
70. ve overspray and fogging and to decrease tip wear and extend the life of the spray er always use the lowest possible pressure ne eded to get the desired results b If more coverage is needed use a larger tip rather than increasing the pressure Test the spray pattern To adjust the direction of the spray pattern engage the trigger safety latch and loosen the retaining nut Position the tip guard horizontally for a horizontal pattern or verti cally for a vertical pattern Then tighten the retain ing nut See Fig 11 2 4 Cleaning a Clogged Tip WARNING To reduce the risk of serious bodily injury from in jection use extreme caution when cleaning or changing spray tips If the spray tip clogs while spraying engage the trigger safety latch immedi ately then follow the procedure in Steps 4a to 4e below NEVER wipe off buildup around the spray tip until pressure is fully relieved and the trigger safety latch is engaged a Clean the front of the tip frequently during opera tion First the 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 Ifthe spray tip does clog release the gun trigger and engage the trigger safety latch c If using the RAC IV Spray Tip Kit rotate the RAC IV handle 180 See Fig 11 2 Disengage the trigger safety latch Trigger the gun into a grounded waste container Engage the trigger safety latch again Re
71. ws the best placement of these labels for good visibility Order the labels directly from Graco free of charge Call 1 800 328 0211 Spanish 185 961 German 186 041 Greek 186 045 Korean 186 049 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 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 Stainless steel 18 in 120 cm 167 025 60 mesh 167 026 100 mesh 167 027 200 mesh 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 MANUAL CHANGE SUMMARY Non part number changes include adding the displace ment pump repair and parts information pages 18 19 and 27 and adding Accessories page 33 Part number changes are listed below by the assembly changed OLD and NEW parts are interchangeable ADDED and DELETED parts are not Numbers in paren theses indicate a quantity added or deleted Model 223 001 only Upright Sprayer Part Ref Part No Name Status No 178 341 186 495 178 342 218 083 Hose 223 766 Hose Model 220 726 only Lo Boy Sprayer Add 2 55 104 008 Lockwasher Delete 122 8
72. y hose 3 from adding a shutoff de vice 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 as sembled filter 307 724 17 DISPLACEMENT PUMP WARNING To reduce the risk of serious bodily injury follow the Pressure Relief Procedure Warning on page 16 before checking or repairing any part of the spray system Unplug the sprayer Removing the Pump See Fig 18 1 1 Flush the sprayer Relieve pressure 2 For the upright sprayer remove the clips 110 114 and drain tube 125 from the pump 3 Hold the intake valve 222 steady with a wrench and unscrew the adapter 38 4 Unscrew the hose 52 Use a screwdriver to push the retaining spring 33 aside and then push out the pin 34 6 Loosen the locknut 112 and unscrew the pump 58 TORQUE TO 70 ft lb 95 N m Fig 18 1 0678 Reinstalling the Pump See Fig 18 1 1 Rotate the crankshaft A so the connecting rod 54 is in its lowest position The pump piston rod 223 should protrude about 1 in 25 mm above the pump cylinder 2 Screw the pump into the drive housing 55 until the pin holes are aligned with the pump coupling 36 In sert the pin 34 Position the spring 33 so it covers the ends of the pin 18 307 724 WARNING Be sure the retaining spring 33 is firmly and com pletely in the groove of the connecting rod to prevent t

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