Repair

Repair

Repairing the Main Air Regulator

NOTE: Repair parts are available in Kit 17C131 (EQ600) or Kit 17C129 (EQ300).

1.Perform Pressure Relief Procedure, page 8 .

2.Make sure all of the air pressure is relieved in the unit. Remove the water separator filter for access to the piston cover and return spring.

3.Use a crescent wrench that can open to 2 in. (5 cm) to unscrew the piston cover.

NOTE: There is a spring inside this cover.

4.Unscrew the diaphragm cover for access to the diaphragm and to the end of the piston shaft.

5.Remove the diaphragm and inspect for any cracks or tears. Replace the diaphragm if necessary.

6.Carefully remove the spring and piston assembly, then clean out any debris in the body of the regulator.

7.Push the piston shaft and remove the piston from the opposite end of the regulator housing.

8.Inspect the piston for any foreign matter that may have been the cause for the piston to stay open.

9.Inspect for any damage to the piston shaft where it interacts with the diaphragm cup.

NOTE: Excessive wear here indicates the main check valve is not sealing. Contact your distributor if this happens.

28

334666B

Page 27 Page 29
Page 28
Image 28
Graco ti25442a manual Repairing the Main Air Regulator
Page 27 Page 29

ti25442a specifications

The Graco TI25442A is a state-of-the-art paint sprayer designed for both professionals and DIY enthusiasts looking to achieve a flawless finish on various projects. This versatile tool is specifically engineered for residential and commercial applications, providing an exceptional solution for painting walls, ceilings, furniture, and more.

One of the standout features of the Graco TI25442A is its powerful airless spraying technology. This ensures a high-pressure output, allowing for a smooth and even application of paint without the need for thinning. The sprayer is capable of handling a variety of coatings, including stains, primers, and latex paints, making it a multifaceted addition to any toolbox.

Another defining characteristic of the TI25442A is its adjustable pressure control. This feature allows users to easily modify the spray pressure to suit different project needs, providing better control and precision. Whether you’re tackling intricate details or larger surfaces, this sprayer is flexible enough to accommodate various painting techniques.

The Graco TI25442A also boasts a durability-focused design. It is built with high-quality materials that enhance its longevity, ensuring that it can withstand the rigors of frequent use. The sprayer is also equipped with a stainless-steel piston pump, which provides superior performance and reliability over time.

Ease of maintenance is another highlight of this model. The sprayer features a user-friendly design, making it simple to clean and maintain after each use. The built-in filter helps prevent clogs, allowing for a hassle-free spraying experience.

Additionally, the TI25442A comes with a robust hose that offers ample length for maneuverability during projects. This feature is particularly beneficial for larger areas, as it reduces the need for constant repositioning of the sprayer.

In conclusion, the Graco TI25442A is a powerful and versatile airless paint sprayer that combines advanced technology with user-friendly features. Its adjustable pressure control, durable construction, and ease of maintenance make it an excellent choice for anyone looking to achieve professional-quality results in their painting projects. This sprayer is a reliable tool that stands out in the competitive market of paint application equipment.
Top Page Image Contents