Electrode Replacement

WARNING

Electric Shock Hazard

To reduce the risk of fire, explosion, or elec- tric shock, do not operate the spray gun without the electrode installed in the air cap.

1.Prepare the gun for service, page 26.

2.Remove the air cap assembly, page 27.

3.Pull the electrode (9b) out of the back of the air cap, using a needle-nose pliers.

Repair

4.Push the new electrode through the air cap hole. Make sure the short end (BB) of the electrode engages the hole (CC) in the back of the air cap. Press the electrode in place firmly with your fingers. See Fig. 10.

5.Install the air cap assembly, page 27.

6.Test gun resistance, page 19.

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Fig. 10. Electrode Replacement

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Image 29

Graco PRO Xs4 AA manual Electrode Replacement

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.

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 Toxic Fluid Hazard Fluid Injection Hazard Equipment Misuse Hazard How the Electrostatic AA Spray Gun Works Introduction = on = OFF Gun OverviewStandard Gun Smart Gun Install the System InstallationVentilate the Spray Booth Flammable or Toxic Vapor Hazard Hazardous Area Non-Hazardous Area Electric Shock Hazard Connect the Air LineConnect the Exhaust Tube Select a Spray Tip Connect the Fluid Line Grounding Check Gun Grounding Check Electrical Grounding Check Fluid Viscosity Check Fluid Resistivity Operation Low Voltage Adjustment Smart Guns Only Flush the Spray Gun Maintenance Ti1465a Test Gun Resistance Electrical Tests Test Power Supply Resistance Test Power Supply Resistance Test Barrel Resistance Test Barrel Resistance Problem Cause Solution TroubleshootingSpray Pattern Troubleshooting Gun Operation Troubleshooting Electrical Troubleshooting Repair Pressure Relief Procedure Tools Needed Prepare the Gun for Service Tip Guard, Air Cap, and Spray Tip Replace- ment Tip Guard, Air Cap, Spray Tip, or Seat Housing Replacement Repair Electrode Replacement Electrode Replacement Fluid Filter Removal Fluid Tube Replacement Spring Cap and Springs Fluid Needle Replacement Barrel Removal Barrel Installation Power Supply and Turbine Alternator Power Supply Removal and Replacement Turbine Alternator Removal and Replacement Atomizing Air Adjustment Valve Atomizing Air Adjustment Valve Repair Air Valve Air Valve Repair ES ON/OFF Valve ES ON/OFF Valve Repair Part No 85 kV Electrostatic Gun, Series a items Parts Ref. No ES ON/OFF Valve Ref. No Atomizing Air Adjustment ValveRef. No Alternator AIR CAP Description Qty Included in Air Seal Repair Kit 53 Ref Adjustment valve 20, and ES ON/OFF valve Ref. No Alternator Description Qty SWITCH, ES HI/LO Fluid Line Accessories AccessoriesAir Line Accessories Miscellaneous Accessories Gun Accessories Fan Width at Orifice Size Spray Tip Selection Chart Category Data Technical Data Toll Free Graco Standard WarrantyGraco Phone Numbers