Haier 309292L important safety instructions Power Supply Removal and Replacement

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Power Supply Removal and Replacement

Inspect the gun handle power supply cavity for dirt or moisture. Clean with a clean, dry rag.

Do not expose gasket (10) to solvents.

1.Prepare gun for service, page 25.

2.Remove the barrel (16), page 30.

CAUTION

Be careful when handling the power supply (18) to avoid damaging it.

3.Grasp the power supply (18) with your hand. With a gentle side to side motion, free the power sup- ply/alternator assembly from the gun handle (17), then carefully pull it straight out. On Smart Models only, disconnect the flexible circuit (59) from the socket at the top of the handle (17). See FIG. 17..

4.Disconnect the 3-wire connector (GG) from the power supply. Slide the alternator up and off the power supply. Inspect the power supply and alterna- tor for damage. On Smart Models only, disconnect the 6-pin flexible circuit (59) from the power supply.

5.Check the power supply resistance, page 19. Replace if necessary.

Before installing the power supply, make sure the o-rings (18a*, 19a*), spring (18b), and pads (19e) are in place.

6.On Smart Models only, connect the 6-pin flexible cir- cuit (59) to the power supply.

7.Connect the 3-wire connector (GG). Slide the alter- nator (19) down onto the power supply (18).

Repair

8.Lubricate the alternator o-ring (19a*) with non-sili- cone grease, Part No. 111265. Do not over-lubri- cate.

9.Lubricate the power supply o-ring (18a*) with dielec- tric grease (40).

10.Insert the power supply/alternator assembly in the gun handle (17). Make sure the ground strips make contact with the handle. On Smart Models only, con- nect the flexible circuit (59) to the socket at the top of the handle. Push the 6-pin connector into the socket to ensure it is properly connected.

11.Install the barrel (16), page 30.

12.Test gun resistance, page 18.

17

10*

19a*

19

19e

59

ti1505c

GG

18

*18a 18b

Fig. 17. Power Supply

309292L

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Contents PRO Xs3 and PRO Xs4 Air Spray Guns Table of Contents List of Models Fire, Explosion, and Electric Shock Hazard SymbolsToxic Fluid Hazard Pressurized Equipment Hazard Equipment Misuse HazardHow the Electrostatic Air Spray Gun Works IntroductionGun Overview Flammable or Toxic Vapor Hazard InstallationInstall the System Ventilate the Spray BoothTypical Installation Key Supply Hose Connect the Air LineConnect the Exhaust Tube Electric Shock HazardOrifice Size Connect the Fluid LineFilter the Fluid Select a Fluid Nozzle and Air Cap244919 Conversion Kit HC Conversion KitGrounding Check Gun Grounding Check Electrical GroundingCheck Fluid Viscosity Check Fluid ResistivityOperation Low Voltage Adjustment Smart Guns OnlyKV Guns Flush the Spray Gun MaintenanceHang the gun from its hook, with the nozzle pointing down Test Gun Resistance Electrical TestsTest Power Supply Resistance Test Power Supply ResistanceTest Electrode Resistance Test Electrode ResistanceSpray Pattern Troubleshooting TroubleshootingGun Operation Troubleshooting See Test Gun Resistance on Electrical TroubleshootingSee Check Fluid Resistivity on Repair Pressure Relief ProcedurePrepare the Gun for Service Air Cap/Nozzle Replacement Electrode Replacement Electrode ReplacementFluid Packing Removal Fluid Packing RemovalPacking Rod Packing Rod RepairBarrel Removal Barrel InstallationPower Supply Power Supply Removal and ReplacementFluid Tube Removal Replacement PRO Xs4 Guns Only Turbine Alternator Removal and ReplacementFan 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 Packing Rod Ref. No ES ON/OFF Valve Ref. No Alternator Ref. No Fan Adjustment ValveFluid Tube Model Description Qty Description Qty 51 Ref Ref. No ES ON/OFF Valve Ref. No Packing Rod Part No. Description Qty Part No. Description Qty Air Line Accessories AccessoriesFluid Line Accessories Miscellaneous Accessories Gun AccessoriesCategory Data Technical DataTechnical Data 309292L Graco Information Graco Standard WarrantyToll Free