Graco PRO Xs4 AA manual Test Power Supply Resistance

Page 20

Test Power Supply

Resistance

1.Remove the power supply (18), page 33.

2.Remove the turbine alternator (19) from the power supply, page 34.

3.Measure resistance from the power supply's ground strips (EE) to the spring (18b). See Fig. 6.

4.The resistance should be 135-150 megohms. If out- side this range, replace the power supply. If in range, proceed to the next test.

5.If you still have problems, refer to “Electrical Trou- bleshooting” on page 24 for other possible causes of poor performance, or contact your Graco distrib- utor.

6.Be sure the spring (18b) is in place before reinstall- ing the power supply.

Electrical Tests

18b

ti1599a

Fig. 6. Test Power Supply Resistance

309295

Image 20

Contents Standard Model Instructions Parts List 309295This manual contains important warnings and information Table of Contents Model Description Operation SymbolsList of Models Fire, Explosion, and Electric Shock Hazard Fluid Injection Hazard Toxic Fluid HazardEquipment Misuse Hazard Introduction How the Electrostatic AA Spray Gun WorksGun Overview = on = OFFStandard Gun Smart GunInstallation Install the SystemVentilate the Spray Booth Flammable or Toxic Vapor HazardNon-Hazardous Area Hazardous AreaElectric Shock Hazard Connect the Air LineConnect the Exhaust Tube Connect the Fluid Line Select a Spray TipGrounding Check Electrical Grounding Check Gun GroundingCheck Fluid Resistivity Check Fluid ViscosityLow Voltage Adjustment Smart Guns Only OperationMaintenance Flush the Spray GunTi1465a Electrical Tests Test Gun ResistanceTest Power Supply Resistance Test Power Supply ResistanceTest Barrel Resistance Test Barrel ResistanceProblem Cause Solution TroubleshootingSpray Pattern Troubleshooting Gun Operation Troubleshooting Electrical Troubleshooting Pressure Relief Procedure RepairPrepare the Gun for Service Tools NeededTip Guard, Air Cap, Spray Tip, or Seat Housing Replacement Tip Guard, Air Cap, and Spray Tip Replace- mentRepair Electrode Replacement Electrode ReplacementFluid Tube Replacement Fluid Filter RemovalFluid Needle Replacement Spring Cap and SpringsBarrel Installation Barrel RemovalPower Supply Removal and Replacement Power Supply and Turbine AlternatorTurbine Alternator Removal and Replacement Atomizing Air Adjustment Valve Repair Atomizing Air Adjustment ValveAir Valve Repair Air ValveES ON/OFF Valve Repair ES ON/OFF ValveParts Part No 85 kV Electrostatic Gun, Series a itemsRef. No ES ON/OFF Valve Ref. No Atomizing Air Adjustment ValveRef. No Alternator Description Qty AIR CAPIncluded in Air Seal Repair Kit Adjustment valve 20, and ES ON/OFF valve 53 RefRef. No Alternator Description Qty SWITCH, ES HI/LO Fluid Line Accessories AccessoriesAir Line Accessories Gun Accessories Miscellaneous AccessoriesSpray Tip Selection Chart Fan Width at Orifice SizeTechnical Data Category DataToll Free Graco Standard WarrantyGraco Phone Numbers

PRO Xs4 AA specifications

The Graco PRO Xs4 AA is an advanced airless paint sprayer known for its superior performance and versatility, making it ideal for professionals and DIY enthusiasts alike. This sprayer is designed to handle a wide range of coatings, including latex, stains, and heavy-bodied materials, providing exceptional finish quality on various surfaces.

One of the standout features of the PRO Xs4 AA is its powerful TrueAirless technology, which ensures a consistent and even spray pattern. This technology allows users to achieve a professional finish without the need for thinning materials, saving time and effort. The sprayer is equipped with a robust 0.75 HP motor, delivering up to 0.40 GPM (gallons per minute) fluid output, making it suitable for medium to large-sized projects.

Another significant characteristic is the PRO Xs4's lightweight design, making it easy to transport and maneuver while working. Weighing only 34 pounds, it is simple to set up and operate, reducing fatigue during extended use. The unit features an adjustable pressure settings system, allowing users to control the flow rate according to their specific job requirements for optimal results.

The Graco PRO Xs4 AA also comes with the innovative Graco BlueLink technology, which provides real-time monitoring and diagnostics through a Bluetooth connection. This feature enables users to track their job performance, receive maintenance reminders, and access operational data directly from their smartphones, enhancing user experience and efficiency.

Additionally, the PRO Xs4 is equipped with a durable 515 spray tip, designed to create a fine finish while minimizing overspray. The inclusion of the FlexLiner bag system allows for quick color changes and easy cleanup, making it a truly user-friendly tool. The sprayer is also compatible with a variety of Graco accessories, allowing for customization and improved efficiency based on project needs.

With a maximum tip size of 0.017 inches, the PRO Xs4 is versatile enough to handle both fine and coarse coatings, making it a great option for a range of applications, from interior walls to exterior surfaces. The Graco PRO Xs4 AA combines cutting-edge technology with ease of use, making it an excellent choice for anyone looking to achieve professional-quality results in their painting projects.