Graco 247936, 247937 Pressure Relief, Shutdown, Pressurized Equipment Hazard

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Pressure Relief

Pressure Relief

5.If the nozzle or hose is completely clogged or pres- sure is not fully relieved, slowly loosen the hose end coupling. Now clear the nozzle or hose.

Pressurized Equipment Hazard

The system pressure must be manually relieved to prevent the system from starting or spraying acciden- tally. To reduce the risk of an injury from electric shock, accidental spray from the gun, splashing fluid, or mov- ing parts, follow the Pressure Relief Procedure whenever you:

are instructed to relieve the pressure

stop spraying

check or service any of the system equipment

1.Turn the ES ON/OFF valve OFF.

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Shutdown

Follow these steps at end of workshift and before clean- ing, checking, or repairing equipment

1. Flush, page 18.

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2.Turn off the air bleed valves to the fluid source and to the gun.

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3.Trigger the gun into a grounded metal waste con- tainer to relieve the fluid pressure.

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4.Open the pump drain valve, having a waste con- tainer ready to catch the drainage. Leave the pump drain valve open until you are ready to spray again.

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2. Hang gun from hook. Nozzle must point down.

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Contents II 2 G EEx 0.24 mJ PRO Xs Waterborne Air Spray GunTable of Contents FIRE, EXPLOSION, and Electric Shock Hazard Equipment Misuse Hazard Standard Model 247936 OverviewHow the Electrostatic Air Spray Gun Works Smart Model 247937Air swivel inlet. Left-hand thread Fan air adjustment valve. Adjusts fan size ES indicator 247936 only. Green when ES is on Install the System InstallationVentilate the Spray Booth Typical Installation Key Connect the Charging Probe Connect the Air LineGrounded Air Supply Hose Connect the Fluid Line Connect the Exhaust TubeFilter the Fluid Orifice Size Select a Fluid Nozzle and Air CapFire, Explosion, and Electric Shock Hazard GroundingCheck Fluid Resistivity Check Electrical GroundingPrepare to Paint Check Fluid ViscosityTurn ES ON/OFF switch on Flush Shutdown Pressure ReliefPressurized Equipment Hazard Clean Gun Daily MaintenanceDaily System Care See Check Electrical Grounding on Electrical TroubleshootingElectric Shock Hazard See Test Total Gun Resistance onTest Charging Probe Resistance Electrical TestsTest Gun Resistance Test Total Gun ResistanceTest Barrel Resistance Test Power Supply ResistanceSpray Pattern Troubleshooting Gun Operation Troubleshooting Prepare the Gun for Repair Gun RepairReplace Fluid Needle Replace Air Cap/NozzleRemove Fluid Packing Remove Fluid PackingPacking Rod Repair Packing RodRemove Barrel Install BarrelPower Supply Remove and Replace Power SupplyRemove and Replace Turbine Alternator Repair Fan Air Adjustment ValveRepair Air Valve Repair Fluid Adjustment ValveRepair ES ON/OFF Valve Remove and Replace Atomizing Air Restrictor ValvePart No 60 kV Electrostatic Gun, Series a Standard model PartsRef. No Multi-tool Part No 60 kV Electrostatic Gun, Series a Smart model Smart Model controls Ref. No Alternator Ref. No Fan Adjustment ValveRef. No Packing Rod Ref. No ES ON/OFF ValveDescription Qty Description Qty Air Line Accessories AccessoriesFluid Line Accessories Miscellaneous Accessories Gun AccessoriesCategory Data Technical DataGraco Information Graco Warranty