Repair

General Information

•Reference numbers and letters in parentheses in the text refer to the callouts in the figures and the parts drawing.

•Always use Genuine Graco Parts and Accessories, available from your Graco distributor. If you supply your own accessories, be sure they are adequately sized and pressure rated for your system.

To Remove Intake Valve Only

The intake ball and seat may be cleaned or serviced without disconnecting the displacement pump.

1.Stop the pump.

2.Flush the pump, if possible (see page 13). Follow Pressure Relief Procedure, page 10.

3.Disconnect the suction hose.

4.Remove the intake housing (110). See FIG. 7.

5.Clean or replace the ball guide (109), ball (116), seat (117), and o-ring (111).

6.Install the o-ring (111‡), seat (117), intake ball (116‡), and ball guide (109) in the intake housing (110).

7.Screw the intake housing (110) onto the cylinder (105). Torque to 70-80 ft-lb (95-108 N•m).

Repair

Disconnect the Displacement Pump

1.Stop the pump.

2.Flush the pump, if possible (see page 13). Follow Pressure Relief Procedure, page 10.

3.Disconnect the air hose, fluid hose, and suction hose.

4.See FIG. 6. Push the safety spring (9) down and hold to access the coupling pin (18). Push the retaining spring (19) up and push out the pin, using a screwdriver or punch.

5.Loosen the jam nut (13).

6.Unscrew the displacement pump by hand and place on work bench.

19

18

10

9

 

TI16261A

13

FIG. 6. Safety Spring and Connecting Pin

3A0732J

15

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Graco 3A0732J Repair, General Information, To Remove Intake Valve Only, Disconnect the Displacement Pump
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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.
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