Introduction, Operating the Electrostatics

Contents 100 psi 0.7 MPa, 7 bar Maximum Working Pressure INSTRUCTIONS-PARTS LIST308584 Part No. 222700, Series CWarning Symbol Table of ContentsSymbols Caution SymbolELECTRIC SHOCK HAZARD FIRE AND EXPLOSION HAZARD PRESSURIZED EQUIPMENT HAZARDWarnings are continued on the next page EQUIPMENT MISUSE HAZARD TOXIC FLUID HAZARDOperating the Electrostatics IntroductionSpraying Waterborne Fluids Electrostatically Refer to Fig. 1, pageB A C D Conductive Hose Layer DD covers the PTFE tube Graco Waterborne Fluid Hose purchased separatelyD Inner Hose Layer EE is a PTFE tube H2O PRO Voltage Block connection shownVentilate the Spray Booth InstallationInstalling the System Warning SignsT S N K L Consult your isolation system manual for other configurationsPRO 3500wb Gun shown with the Graco H2O PRO Batch System M G F NH R B A E D P CConnect the Air Line Install the Air Line AccessoriesInstall the Fluid LIne Accessories Connect the Exhaust TubeFilter the Fluid Connect the Fluid HoseContinued on the next page Connect the Fluid Hose continued H2O PRO Voltage Blockconnection shown Ground the System FIRE, EXPLOSION, AND ELECTRIC SHOCK HAZARDCheck the Electrical Grounding Fluid Voltage Discharge and Grounding Procedure Pressure Relief ProcedureOperation Operating Checklist Selecting a Fluid Nozzle and Air CapOperating the Spray Gun FIRE AND EXPLOSION HAZARDCOMPONENT RUPTURE HAZARD Atomizing Air Valve Adjustment Fine Adjustments of the Spray GunMaintenance Daily Care and CleaningShutdown Flush the Spray Gun Clean the Air Cap and Fluid NozzleProcedure Equipment neededSpray Gun TroubleshootingVoltage Loss Troubleshooting Waterborne Fluid HoseVoltage Loss Troubleshooting continued TestsSolution Electrical TroubleshootingProblem CauseSpray Pattern Troubleshooting Poor Electrostatic Wrap Troubleshooting Gun Operation TroubleshootingGun Operation Troubleshooting continued Electrical Tests Test Gun ResistanceTest Power Supply Resistance Test Resistor Stud ResistanceAir Cap/Nozzle/Resistor Stud Replacement ServicePrepare the Gun for Service Tools Included with the GunAir Cap/Nozzle/Resistor Stud Replacement continued InstallationElectrode Needle Replacement Fluid Packing Rod Removal and Repair Preventative MaintenanceIf installing the complete fluid rod assembly, go to step 11, page WhereFluid Packing Rod Removal and Repair continued If installing the complete valve, go to step Fan Air Adjustment Valve RepairFluid Adjustment Assembly Repair DETAILFluid Adjustment Assembly Repair continued Air Trigger Valve Repair Apply a very light coat of lubricant to the o-rings 41 Atomizing Air Valve Repair ES ON-OFF Valve Repair MOVING PARTS HAZARD05363B Barrel Removal Power Supply Replacement Apply a very light coat of lubricant to the o-rings 37a Do not expose the gasket 18a to solvents Turbine Alternator Replacement Barrel Installation05158B Graco Waterborne Fluid Hose Repair Measurements, inches mmPRO 3500SC Gun Disassembly NOTE Keep all the following parts for reassemblyPRO 3500sc Gun Conversion Installing the Fluid Needle Assembly 10. Tighten the nut 78* onto the ferrule housing Spray Gun Parts See Detail AY Replacement Warning signs are available at no cost EQUIPMENT MISUSE HAZARDPart No. 222700, Series C Model PRO 3500wb Spray Gun DescriptionWaterborne Fluid Hose Assembly AccessoriesUse Only Genuine Graco Parts and Accessories 100 psi 0.7 MPa, 7 bar Maximum Working PressureSnap Ring Pliers For use in the Fluid Voltage Discharge and Ground- ing ProcedureManual Change Summary Gun High Voltage Probe & MeterPage Technical Data CategoryData WARRANTY The Graco Warranty and DisclaimersGraco Phone Number EQUIPMENT NOT COVERED BY GRACO WARRANTY