Graco Inc 308131, 224400, 224200 Selecting a Fluid Nozzle and Air Cap, Operating the Spray Gun

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Operation

DD

0365

45 43c

26

43g 31

1

20

0369A

Fig. 4

Selecting a Fluid Nozzle and Air Cap

WARNING

PRESSURIZED EQUIPMENT HAZARD

To reduce the risk of an injury, follow the Pressure Relief Procedure on page 11 before removing or installing a fluid nozzle and/or air cap.

The gun is supplied with a 0.059 in. (1.5 mm) fluid nozzle, P/N 185158, and air cap, P/N 193033. If your application requires a different nozzle and air cap combination, use instruction manual 307803 or consult your authorized Graco distributor to select the ap- propriate fluid nozzle and air cap. Install the air cap and fluid nozzle into the gun barrel as instructed in Air Cap/Nozzle/Resistor Stud Replacement, page 22.

Operating the Spray Gun

WARNING

PRESSURIZED EQUIPMENT HAZARD

To reduce the risk of an injury, follow the Pressure Relief Procedure on page 11 whenever you stop spraying and whenever you are instructed to relieve pressure.

WARNING

COMPONENT RUPTURE HAZARD

To reduce the risk of component rupture, which can cause serious injury, do not

exceed the maximum working pressure of the lowest rated system component. This equip- ment has a 100 psi (7 bar, 0.7 MPa) maximum working air and fluid pressure.

Follow the steps on page 13 to establish the correct fluid flow and air flow. Do not turn the ES ON-OFF lever to ON yet.

12 308131

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Contents 308131 Part No , Series B Air Spray Gun with two-finger triggerPart No , Series B Air Spray Gun with four-finger trigger Read and Keep for Reference308131 Table of Contents SymbolsFIRE, EXPLOSION, and Electric Shock Hazard Pressurized Equipment Hazard Installation Non-Hazardous AreaHazardous Area KEYInstalling the System Ventilate the Spray BoothConnect the Air Line Refer to Fig Connect the Exhaust Tube Ground the SystemFIRE, EXPLOSION, Electric Shock Hazard Check the Electrical Grounding See Fig Page Pressure Relief Procedure Operating ChecklistOperation Filter the FluidSelecting a Fluid Nozzle and Air Cap Operating the Spray GunComponent Rupture Hazard Atomizing Air Valve Adjustment Fine Adjustments of the Spray GunMaintenance Daily Care and CleaningShutdown FIRE, EXPLOSION, and Electric Shock HazardClean the Air Cap and Fluid Nozzle ProcedureFlush the Spray Gun Equipment neededTroubleshooting Spray Pattern TroubleshootingProblem Cause Solution Gun Operation Troubleshooting Electrical Troubleshooting See Check the Electrical GroundingElectrical Troubleshooting with SVR Electrical Tests Test Gun Resistance See FigTest Power Supply Resistance See Fig Test Resistor Stud Resistance See FigService Prepare the Gun for ServiceAir Cap/Nozzle/Resistor Stud Replacement Electrode Needle Replacement Barrel Removal Fluid Packing Removal Fluid Packing Rod Repair Power Supply Removal and Replacement Power Supply AdjustmentTurbine Alternator Removal Replacement Barrel InstallationFan Air Adjustment Valve Repair DetailFluid Adjustment Assembly Repair 45c 45a 45b 45d 41 45eAtomizing Air Valve Removal and Replacement Air Trigger Valve RepairES ON-OFF Valve Repair Moving Parts Hazard308131 Parts Detail aPart No , Series B Electrostatic Air Spray Gun, with four-finger triggerAccessories Conductive Air Supply Hose blackExtended Air Fitting Air Shutoff ValveGrounding Clamp and Wire Safety Warning SignsFluid Hose Assemblies Nylon MegohmmeterGUN Systems Gun SystemTechnical Data Manual Change SummaryCategory Data FCC ID JHI1Graco Standard Warranty Graco Phone NumberToll Free