HP GRACO OR PRO TI1681A manual Barrel Removal, Barrel Installation

Page 46

Repair

Barrel Removal

1.Prepare the gun for service, page 41.

2.Remove the air inlet fitting (35) and take the bracket

(104)off the gun handle (17).

3.Loosen the three screws (11).

CAUTION

To avoid damaging the power supply (18), pull the gun barrel straight away from the gun handle. If nec- essary, gently move the gun barrel from side to side to free it from the gun handle.

4.Hold the gun handle (17) with one hand and pull the barrel (16) straight off the handle. See FIG. 28..

Barrel Installation

1.Be sure the gasket (10*) and grounding spring (55) are in place. Make sure the gasket air holes are aligned properly. Replace if damaged. See FIG. 29..

2.Place the barrel (16) over the power supply (18) and onto the gun handle (17).

3.Tighten the three screws (11) oppositely and evenly (about a half turn past snug).

CAUTION

Do not over-tighten the screws (11).

4.Position the bracket (104) on the gun handle (17) and secure with the air inlet fitting (35).

5.Apply dielectric grease (40) to the exposed inner tube of the fluid hose (101).

6.Check that the nut (105) is tight on the ferrule hous- ing (103).

7.Test gun resistance, page 30.

104

11

16

TI1690A

35 17

17

TI1691A

Fig. 28. Barrel Removal

*10

18

11

16

55

35

101

104

105

TI1692A

Fig. 29. Barrel Installation

46

309293J

Image 46
Contents Instructions/Parts List Table of Contents EN 50059 Compliant List of ModelsFM Approved Gun Model DescriptionSymbols Electric Shock HazardFire and Explosion Hazard Toxic Fluid HazardEquipment Misuse Hazard Pressurized Equipment HazardHow the Electrostatic Air Spray Gun Works IntroductionSpraying Waterborne Fluids Electrostatically Gun Overview Gun OverviewSystem Requirements InstallationInstall the System Fire, Explosion, and Electric Shock HazardTypical Installation PRO Xs Waterborne System Key Ground the Cabinet Ventilate the Spray BoothConnect the Air Line Connect the Waterborne Fluid HoseShielded Hose Unshielded HoseWaterborne Hose Dimensions At Graco WB100 Enclosure Unshielded fluid connectionAgitator Kit Agitator KitFluid Regulator Kit Fluid Regulator KitFluid Nozzles Select a Fluid Nozzle and Air CapAir Caps Grounding Check Electrical Grounding Check Gun GroundingOperating Checklist OperationTurn 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 Regulator Settings Air Hose Length Air Regulator Setting Ft m Psi MPa, barWhen you finish spraying, perform the Shutdown procedure on Low Voltage Adjustment Low Voltage Adjustment Smart Guns OnlyShutdown Maintenance Flush the Spray GunDaily Care and Cleaning Do not immerse the gun in fluidMaintenance Grease Door Latch Threads Clean the Air Cap and Fluid NozzleProcedure Equipment NeededElectrical Tests Test Gun ResistanceTest Power Supply Resistance Test Power Supply ResistanceTest Electrode Resistance ElectrodeTest Ground Strip Resistance Test Cylinder ResistanceSpray Gun TroubleshootingVoltage Loss Troubleshooting Waterborne Fluid HoseVisual Check TestsTroubleshooting Spray Pattern Troubleshooting Gun Operation Troubleshooting Lowing the Fluid Voltage Discharge Grounding Procedure Electrical TroubleshootingSee Test Gun Resistance on See Check Electrical Grounding on 18 and Test Gun ResistancePrepare the Gun for Service RepairAir Cap/Nozzle Replacement Electrode Replacement Electrode ReplacementFluid Packing Removal Fluid Packing RemovalPacking Rod Repair Packing RodBarrel Installation Barrel RemovalPower Supply Removal and Replacement Power SupplyTurbine Alternator Removal and Replacement Fan Air Adjustment Valve Repair Fan Air Adjustment ValveFluid Adjustment Valve Repair Air Valve RepairAtomizing Air Restrictor Valve Removal and Replacement ES ON/OFF Valve RepairParts TI1481a Description Qty Description Qty 51 Ref 19a TI1488A Description Qty SWITCH, ES HI/LO 271 253 276 228 262 NUT Bulkhead Connector 1/4 Tubing and Wiring Chart Code Length Description In. mmDetail of Door Interlock Switch Tubing and Wiring DiagramsDetail of Control Box Air Line Accessories AccessoriesFluid Line Accessories Gun Accessories Miscellaneous AccessoriesPart No Agitator Accessory Kit items 402 407 401 406 403 408 404 406 RefPart No Fluid Regulator Accessory Kit items 506 507 502 505 503Category Technical DataData Graco Information Graco Standard WarrantyToll Free