Graco Inc 309291P, 244399 important safety instructions Fan Air Adjustment Valve Repair

Page 32

Repair

Fan Air Adjustment Valve Repair

1.Prepare the gun for service, page 24.

2.Place a wrench on the flats of the valve assembly (20) and unscrew it from the handle (17).

You may replace the valve as an assembly (go to step 9) or as individual parts (steps 3-9).

3.Remove the retaining ring (20a). See FIG. 16..

4.Turn the valve stem (20d) counterclockwise until it comes free from the valve housing (20c).

5.Remove the o-ring (20b).

20b*

20c

20a

6.Clean all parts and inspect for wear or damage. Use non-silicone grease, Part No. 111265. Do not over-lubricate.

7.When reassembling the fan air valve (20), lightly lubricate the valve threads and screw the stem (20d) fully into the housing (20c) until bottomed. Install the o-ring (20b*), lubricate, and unscrew the valve stem until the o-ring enters the housing.

8.Reassemble the retaining ring (20a). Unscrew the valve stem from the housing until it is stopped by the retaining ring.

9.Screw the valve assembly (20) into the gun handle, using a wrench on the flats of the housing. Torque to 15-25 in-lb (1.7-2.8 N•m).

20d

TI1487A

Fig. 16. Fan Air Adjustment Valve

32

309291P

Page 31 Page 33
Image 32
Page 31 Page 33
Contents PRO Xs2 Air Spray Gun II 2 G EEx 0.24 mJTable of Contents Model InformationFire, Explosion, and Electric Shock Hazard Toxic Fluid HazardEquipment Misuse Hazard Pressurized Equipment HazardGun Overview IntroductionHow the Electrostatic Spray Gun Works Installation Install the SystemVentilate the Spray Booth Flammable or Toxic Vapor HazardTypical Installation KeyConnect the Air Line Connect the Exhaust TubeElectric Shock Hazard Supply HoseSelect a Fluid Nozzle and Air Cap Orifice SizeConnect the Fluid Line Filter the FluidGrounding Check Electrical Grounding Check Gun GroundingCheck Fluid Resistivity Check Fluid ViscosityOperation Maintenance Flush the Spray GunTi1288a Electrical Tests Test Gun ResistanceTest Power Supply Resistance Test Power Supply ResistanceTest Electrode Resistance ElectrodeProblem Cause Solution TroubleshootingSpray Pattern Troubleshooting Gun Operation Troubleshooting Electrical Troubleshooting See Test Gun Resistance onSee Check Electrical Grounding on 12 and Test Gun ResistancePressure Relief Procedure RepairPrepare the Gun for Service Air Cap/Nozzle Replacement Air Cap/Nozzle ReplacementElectrode 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 Atomizing Air ValveES ON/OFF Valve Repair ES ON/OFF ValveParts Part No 20 kV Electrostatic Gun, Series CRef. No Alternator Part No. Description Qty Part No. DescriptionFluid Line Accessories AccessoriesAir Line Accessories Gun Accessories Miscellaneous AccessoriesTechnical Data Category DataGraco Standard Warranty Graco Information

309291P, 244399 specifications

Graco Inc, a leading manufacturer in fluid handling systems and products, is known for its innovative solutions in various industries including automotive, construction, and industrial manufacturing. Among its compelling offerings are the models 244399 and 309291P, which represent the pinnacle of Graco's engineering prowess and customer-focused design.

The Graco 244399 is a robust fluid-handling pump designed specifically for transferring and dispensing a variety of fluids. Crafted with durability in mind, it features an air-operated diaphragm pump mechanism that ensures consistent performance in demanding environments. Its design incorporates a lightweight composite structure, making it easy to transport and install. The pump is capable of handling a wide range of fluids, including paints, coatings, and chemicals, making it versatile for different applications.

One of the standout features of the 244399 is its adjustable flow rate, allowing operators to customize the output based on specific project requirements. The self-priming capability enhances its usability, ensuring that it can effectively siphon fluids from containers without the need for additional equipment. The rugged construction provides resistance against wear and tear, further extending the lifespan of the pump.

On the other hand, the Graco 309291P is recognized for its advanced technology in spray gun performance. This model boasts a lightweight design and is engineered to reduce operator fatigue during prolonged use. The 309291P includes a patented tip technology that optimizes spray patterns and improves transfer efficiency, allowing users to achieve a smoother, more consistent finish. It is compatible with a variety of materials, from stains to thicker coatings, demonstrating its flexibility to meet varying user needs.

Both models incorporate Graco’s commitment to safety, featuring integrated pressure relief mechanisms that enhance operator protection. Furthermore, they are designed for easy maintenance, with user-friendly access points for routine inspections and part replacements.

In conclusion, Graco Inc’s 244399 and 309291P highlight the company’s dedication to providing high-quality, innovative solutions for fluid handling and application. With their superior features, advanced technologies, and user-centric designs, these models continue to set standards in performance and reliability across various industries.
Top Page Image Contents