Graco Inc 244581, 309293K, 244582 important safety instructions Electrode Replacement

Page 43

Repair

Electrode Replacement

1.Prepare the gun for service, page 41.

2.Remove the air cap and nozzle, page 42.

3.Unscrew the electrode (29) with the multi-tool (37). Hold the packing rod end (26h) to prevent it from turning, FIG. 25..

CAUTION

To avoid damaging the plastic threads, be very care- ful when installing the electrode.

4.Apply low-strength (purple) Loctite® or equivalent thread sealant to the electrode and packing rod threads. Install the electrode finger-tight. Do not overtighten.

5.Install the fluid nozzle and air cap, page 42.

6.Test gun resistance, page 30.

37

TI1682a

Fig. 25. Electrode Replacement

309293K

43

Image 43

Contents Instructions/Parts List Table of Contents Gun Model Description List of ModelsFM Approved EN 50059 CompliantElectric Shock Hazard SymbolsToxic Fluid Hazard Fire and Explosion HazardPressurized Equipment Hazard Equipment Misuse HazardHow the Electrostatic Air Spray Gun Works IntroductionSpraying Waterborne Fluids Electrostatically Gun Overview Gun OverviewSystem Requirements Install the System InstallationFire, Explosion, and Electric Shock Hazard Typical Installation PRO Xs Waterborne System Key Connect the Waterborne Fluid Hose Ventilate the Spray BoothConnect the Air Line Ground the CabinetUnshielded Hose Shielded HoseUnshielded fluid connection Waterborne Hose Dimensions At Graco WB100 EnclosureAgitator Kit Agitator KitFluid Regulator Kit Fluid Regulator KitFluid Nozzles Select a Fluid Nozzle and Air CapAir Caps Grounding Check Gun Grounding Check Electrical GroundingRelief Procedure on Operating ChecklistOperation Turn off the main air supply valve B Fill the Fluid Supply Adjust the Spray PatternFire and Explosion Hazard Fully open the fluid adjustment valve Air Hose Length Air Regulator Setting Ft m Psi MPa, bar Air Regulator SettingsWhen you finish spraying, perform the Shutdown procedure on Low Voltage Adjustment Low Voltage Adjustment Smart Guns OnlyShutdown Flush the Spray Gun MaintenanceDo not immerse the gun in fluid Daily Care and CleaningMaintenance Equipment Needed Clean the Air Cap and Fluid NozzleProcedure Grease Door Latch ThreadsTest Gun Resistance Electrical TestsTest Power Supply Resistance Test Power Supply ResistanceElectrode Test Electrode ResistanceTest Cylinder Resistance Test Ground Strip ResistanceWaterborne Fluid Hose TroubleshootingVoltage Loss Troubleshooting Spray GunTests Visual CheckTroubleshooting Spray Pattern Troubleshooting Gun Operation Troubleshooting Lowing the Fluid Voltage Discharge Grounding Procedure Electrical TroubleshootingSee Test Gun Resistance on 18 and Test Gun Resistance See Check Electrical Grounding onRepair Prepare the Gun for ServiceAir Cap/Nozzle Replacement Electrode Replacement Electrode ReplacementFluid Packing Removal Fluid Packing RemovalPacking Rod Packing Rod RepairBarrel Removal Barrel InstallationPower Supply Power Supply Removal and ReplacementTurbine Alternator Removal and Replacement Fan Air Adjustment Valve Fan Air Adjustment Valve RepairAir Valve Repair Fluid Adjustment Valve RepairES ON/OFF Valve Repair Atomizing Air Restrictor Valve Removal and ReplacementParts Ref. No Alternator 19a 19b Description Qty Hook 51 Ref 19a TI1487A Ti1601a Description Qty SWITCH, ES HI/LO TI2138a Plate DescriptionQty Code Length Description In. mm Tubing and Wiring ChartDetail of Door Interlock Switch Tubing and Wiring DiagramsDetail of Control Box Air Line Accessories AccessoriesFluid Line Accessories Miscellaneous Accessories Gun Accessories402 407 401 406 403 408 404 406 Ref Part No Agitator Accessory Kit items506 507 502 505 503 Part No Fluid Regulator Accessory Kit itemsCategory Technical DataData Graco Information Graco Standard WarrantyToll Free