Troubleshooting

Troubleshooting

WARNING

Electric Shock Hazard

Installing and servicing this equipment requires access to parts which may cause an electric shock or other serious injury if

the work is not performed properly. Do not install or repair this equipment unless you are trained and qualified.

WARNING

Pressurized Equipment Hazard

To reduce the risk of an injury, follow the Pressure Relief Procedure on page 23 whenever you are instructed to relieve the pressure.

Check all possible remedies in the Troubleshooting Chart before disassembling the gun.

Spray Pattern Troubleshooting

Some spray pattern problems are caused by the improper balance between air and fluid.

Problem

Cause

Solution

 

 

 

Fluttering or spitting spray.

No fluid.

Refill supply.

 

 

 

 

Loose, dirty, damaged nozzle/seat.

Clean or replace nozzle, page 25.

 

Air in fluid supply.

Check fluid source. Refill.

Improper spray pattern.

Damaged nozzle or air cap.

Replace, page 25.

 

Fluid buildup on air cap or nozzle.

Clean. See Operation Manual.

 

Fan air pressure too high.

Decrease.

 

Fluid too thin.

Increase viscosity.

 

Fluid pressure too low.

Increase.

 

Fan air pressure too low.

Increase.

 

Fluid too thick.

Reduce viscosity.

 

Too much fluid.

Decrease flow.

 

 

 

Streaks.

Did not apply 50% overlap.

Overlap strokes 50%.

 

 

 

 

Dirty or damaged air cap.

Clean or replace, page 25.

20

309291P

Page 20
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Graco Inc 309291P, 244399 important safety instructions Spray Pattern Troubleshooting, Problem Cause Solution

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.