Graco Inc 309295L, 244572, 244573, Xs4 AA important safety instructions Air Valve Repair

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Air Valve Repair

1.Prepare the gun for service, page 25.

2.Remove the barrel, page 31.

3.Remove the air valve cap (25) from the handle (17). Remove the spring (15). See FIG. 20.

CAUTION

Clean all parts in non-conductive solvent compatible with the fluid being used, such as xylol or mineral spirits. Use of conductive solvents can cause the gun to malfunction.

Repair

5.Inspect the u-cup (6*). Do not remove the u-cup unless damaged. If removed, install the new one with its lips facing into the gun handle (17).

6.Install the air valve (21) and spring (15) into the gun handle (17).

7.Install the air valve cap (25). Torque to 15-25 in-lb (1.7-2.8 N•m).

8.Install the barrel, page 31.

4.Remove the air valve (21) with a pliers. Inspect the the rubber sealing surface and replace the air valve if damaged.

CAUTION

When removing the air valve (21) be careful not to damage the seat area. The rubber seal is not remov- able.

21 15

ti1527a

Fig. 20. Air Valve

309295L

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Contents II 2 G EEx 0.24MJ Smart Model Important Safety Instructions309295L Table of Contents List of Models Skin Injection Hazard Fire, Explosion, and Electric Shock HazardEquipment Misuse Hazard Toxic Fluid HazardHow the Electrostatic AA Spray Gun Works IntroductionSmart Gun Gun OverviewStandard Gun Flammable or Toxic Vapor Hazard InstallationInstall the System Ventilate the Spray BoothHazardous Area Non-Hazardous Area Typical Installation KeySupply Hose Connect the Air LineConnect the Exhaust Tube Electric Shock HazardSelect a Spray Tip Connect the Fluid LineFilter the Fluid Earth ground. See Check Electrical Grounding GroundingCheck Gun Grounding Check Electrical GroundingCheck Fluid Viscosity Check Fluid ResistivityOperation Low Voltage Adjustment Smart Guns OnlyLow Voltage Adjustment Flush the Spray Gun MaintenanceTi1465a Test Gun Resistance Electrical TestsTest Power Supply Resistance Test Power Supply ResistanceTest Barrel Resistance Test Barrel ResistanceProblem Cause Solution TroubleshootingSpray Pattern Troubleshooting Gun Operation Troubleshooting Electrical Troubleshooting Repair Pressure Relief ProcedureTools Needed Prepare the Gun for ServiceTip Guard, Air Cap, and Spray Tip Replace- ment Tip Guard, Air Cap, Spray Tip, or Seat Housing ReplacementRepair Electrode Replacement Electrode ReplacementFluid Filter Removal Fluid Tube ReplacementSpring Cap and Springs Fluid Needle ReplacementBarrel Removal Barrel InstallationPower Supply and Turbine Alternator Power Supply Removal and ReplacementTurbine Alternator Removal and Replacement Atomizing Air Adjustment Valve Atomizing Air Adjustment Valve RepairAir Valve Air Valve RepairES ON/OFF Valve ES ON/OFF Valve RepairPart No 85 kV Electrostatic Gun, Series C items PartsRef. No ES ON/OFF Valve Ref. No Atomizing Air Adjustment ValveRef. No Alternator AIR CAP Description QtyPlug 53 Ref Adjustment valve 20, and ES ON/OFF valveAIR CAP Assembly SWITCH, ES HI/LO Fluid Line Accessories AccessoriesAir Line Accessories Miscellaneous Accessories Gun AccessoriesFan Width at Orifice Size Spray Tip Selection ChartCategory Data Technical DataToll Free Graco Standard WarrantyGraco Information

244572, 309295, 309295L, 244573, Xs4 AA specifications

Graco Inc is a leading manufacturer in the field of fluid management and dispensing equipment. Among its notable products is the Graco Xs4 series, specifically the models AA, 244573, 309295L, 309295, and 244572. The Xs4 series is widely recognized for its innovation, reliability, and versatility in handling a wide range of applications.

One of the main features of the Graco Xs4 products is their robust and compact design. These units are engineered for durability, making them ideal for industrial environments where heavy usage is the norm. The construction utilizes high-quality materials that ensure longevity and resistance to wear and tear, thus keeping maintenance needs to a minimum.

The Xs4 series is equipped with advanced fluid delivery technologies, which enhance performance and efficiency. For instance, these models are designed to provide consistent and accurate fluid transfer, reducing waste and improving overall productivity. The precision of fluid flow helps in ensuring high-quality finishes, especially important in operations such as painting and coating.

Additionally, the Graco Xs4 is renowned for its user-friendly interface. With intuitive controls, operators can easily adjust settings, ensuring optimal performance for varied applications. The ease of use contributes to a shorter learning curve for new operators, making it an attractive choice for companies training new employees.

The Xs4 models incorporate smart technology for real-time monitoring and diagnostics. This feature not only aids in maintaining operational efficiency but also helps in proactive maintenance, thus minimizing downtime. The ability to track performance metrics allows users to make informed decisions regarding equipment usage and maintenance schedules.

Versatility is another hallmark of the Graco Xs4 series. These units can handle a wide range of fluids, including water-based materials, solvent-based products, and even viscous substances. This adaptability makes them suitable for various industries, from automotive to construction and beyond.

In conclusion, the Graco Inc Xs4 series models AA, 244573, 309295L, 309295, and 244572 stand out due to their durable construction, advanced fluid management technologies, and user-centric design. With a focus on efficiency and reliability, they represent some of the best options available for professionals seeking high-performance fluid transfer solutions. As industries continue to evolve, the Graco Xs4 series remains at the forefront of innovation, meeting the dynamic needs of users around the world.