Repair

Repair Air Valve

Replace Complete Air Valve

1.

Stop the pump. Follow Pressure Relief Procedure,

 

page 10.

2.

Disconnect the air line to the motor.

3.

See FIG. 14 on page 23. Remove four screws (211).

 

Remove the air valve (214) and gasket (209*).

312

305

309†

311

ti16284a

4.

To repair the air valve, go to Disassemble the Air

 

Valve, page 18. To install a replacement air valve,

 

continue with step 5.

5.

Align the new air valve gasket (209*) on the mani-

 

fold, then attach the air valve (214). Torque screws

 

(211) to 95-105 in-lb (11-12 N•m).

6.

Reconnect the air line to the motor.

Replace Seals or Rebuild Air Valve

NOTE: Air Valve Seal Kits are available. See page 35. Parts are marked with an †.

Air Valve Repair Kits are available. See page 35. Parts are marked with an .

Air Valve End Cap Kits are available. See page 35. Parts are marked with an .

Disassemble the Air Valve

1.Perform steps 1-3under Replace Complete Air Valve, page 18.

2.See FIG. 8. Use a 2 mm or 5/64 hex key to remove two screws (309†). Remove the valve plate (305), cup (312), and spring (311).

FIG. 8. Air Plate Removal

3.See FIG. 9. Remove the snap ring (310) from each end. Use the piston to push the end caps (307) out of the ends. Remove end cap o-rings (306†✠◆).

4.Remove the piston (302). Remove the u-cup seals (308†) from each end and the detent assembly (303) and detent cam (304) from the center.

18

3A0732J

Page 18
Image 18
Graco 3A0732J important safety instructions Repair Air Valve, Disassemble the Air Valve

3A0732J specifications

The Graco 3A0732J is a versatile and efficient airless paint sprayer that is designed to meet the needs of both professionals and DIY enthusiasts. Known for its high performance and reliability, this model stands out in the market for its ease of use and advanced features.

One of the key features of the Graco 3A0732J is its powerful motor, which allows for the sprayer to deliver a consistent and high-output performance. With a maximum tip size of up to .017 inches, it is well-suited for a variety of applications, including interior walls, ceilings, and even exterior surfaces. This capability makes it an ideal choice for both small and large projects, providing the flexibility to handle different painting jobs with ease.

The sprayer is equipped with Graco’s exclusive ProXChange pump technology, which enables users to easily swap out the pump without any tools required. This feature not only reduces downtime but also enhances the efficiency of the painting process. Additionally, the Graco 3A0732J utilizes a reliable and durable design, ensuring that it withstands the rigors of heavy use while maintaining a high level of performance.

Another notable characteristic of this sprayer is its adjustable pressure control. Users can easily modify the pressure settings to suit the specific requirements of different projects, which helps to achieve a smooth and even finish. This adaptability makes the Graco 3A0732J suitable for various coatings, from paints and stains to sealers.

Moreover, the built-in suction hose allows for easy material pickup from any container, offering users the freedom to use their preferred paint or coating without limitation. This feature is particularly appealing for those who wish to utilize bulk materials or different paint types.

The Graco 3A0732J also emphasizes portability and convenience. It features a lightweight design and an integrated handle, making it easy to transport from one job site to another. Additionally, the sprayer's compact size ensures efficient storage when not in use.

In summary, the Graco 3A0732J is a highly functional airless paint sprayer that combines power, flexibility, and user-friendly features. Its advanced technologies, such as ProXChange pump exchange and adjustable pressure control, make it a reliable choice for anyone looking to achieve professional-grade results in their painting projects. Whether for home improvement tasks or larger commercial jobs, this sprayer stands out for its performance and durability.