Theory of Operation

Gun Triggered (Fluid Spraying)

Mix chamber (19) moves back, shutting off purge air flow. Impingement ports (IP) align with fluid ports of side seals (18c), allowing fluid to flow through mix chamber nozzle (N).

See page 13 to adjust cleanoff air valve (K).

KEY

Purge Air

Fluid

Cleanoff Air

Grease

 

 

 

 

 

 

 

 

 

 

 

 

 

TI3547a

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Flow paths are not shown to scale, for clarity.

19

18c

IP

KN

TI3545a

Gun Detriggered (Air Purging)

Mix chamber (19) moves forward, shutting off fluid flow. Impingement ports (IP) open to air chamber (AC), allow- ing purge air to flow through mix chamber nozzle (N).

See page 14 for use of grease fitting (G).

Troubleshooting

KEY

Purge Air

Fluid

Cleanoff Air

Grease

 

 

 

 

 

 

 

 

 

 

 

 

 

TI3547a

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Flow paths are not shown to scale, for clarity.

G

19AC

IP

N TI3546a

25

Page 25
Image 25
Graco 309550ZAE Theory of Operation, Gun Triggered Fluid Spraying, Gun Detriggered Air Purging

309550ZAE specifications

The Graco 309550ZAE is a high-performance airless paint sprayer designed for professionals and DIY enthusiasts who demand precision and efficiency in their painting projects. This powerful tool stands out in the market for its robust construction and exceptional capabilities, making it ideal for a wide range of applications, including residential, commercial, and industrial painting tasks.

One of the main features of the Graco 309550ZAE is its powerful motor, which delivers consistent pressure for a smooth and even finish. The sprayer is equipped with a 0.5 horsepower motor that can easily tackle thick coatings, including latex paints and stains. This motor is designed for durability, ensuring that it can withstand the rigors of frequent use without compromising performance.

The Graco 309550ZAE also features a user-friendly control system that allows for easy adjustments and operation. Its adjustable pressure settings enable users to fine-tune the spray pattern according to the specific requirements of their project. This versatility lets painters choose from a variety of spray tips, ensuring optimal coverage whether they are working on walls, ceilings, or intricate moldings.

Another significant characteristic of this sprayer is its lightweight and portable design. Weighing in at just around 25 pounds, the Graco 309550ZAE is easy to transport to different job sites. Its durable wheels and ergonomic handle enhance mobility, making it suitable for both indoor and outdoor applications.

The sprayer's built-in filter system helps prevent clogs and ensures a continuous flow of paint, which is crucial for achieving a flawless finish. Additionally, it comes with a robust hose that can extend up to 50 feet, allowing painters to cover large areas without frequent repositioning.

Moreover, Graco has integrated advanced technologies into the 309550ZAE, such as the ProConnect system. This feature allows for easy pump replacement, ensuring minimal downtime and enabling users to get back to work quickly.

In terms of safety, the Graco 309550ZAE is equipped with an integrated airless spray gun that includes safety features to prevent accidental spraying. This enhances user protection, particularly for those who may be new to using airless sprayers.

Overall, the Graco 309550ZAE combines power, reliability, and ease of use, making it an excellent choice for anyone looking to achieve professional-grade results in their painting projects.