Piston Safety Lock

1. Follow Pressure Relief Procedure, page 15.

2. Disconnect air (D) and remove fluid manifold (M).

M

D

TI2554A

3. Unscrew cylinder cap (5). Hold piston stop (28)

with wrench and unscrew from safety lock (4). Inspect spring (30) and o-rings (14, 24).

Repair

Air Valve

1. Follow Pressure Relief Procedure, page 15.

2. Disconnect air (D) and remove fluid manifold (M).

M

D

TI2554A

3. Unscrew air valve plug (2) and remove spring (31).

Using a small diameter tool, push spool (32) out from front. Inspect o-rings (24).

24 30 4

28

14

5

TI2433A

4. Liberally lubricate o-rings and reassemble. Clean

threads with solvent or alcohol. Apply medium-strength Loctite® or equivalent to threads on stop (28) and reassemble.

5. Attach fluid manifold. Connect air. Return gun to

service.

31 2 32

24

TI2434A

4. Liberally lubricate o-rings and reassemble. Torque plug (2) to 125-135 in-lb (14-15 N•m).

5. Attach fluid manifold. Connect air. Return gun to service.

33

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Graco 309550ZAE important safety instructions Piston Safety Lock, Air Valve
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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.
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