Repair

Lower Repair

Disassemble the Lower

1.Remove the lower from the driver; see Disconnect the Lower from the Driver, page 9 .

2.Remove the top and bottom throat cartridges (4) to expose the piston rod (2a/2b).

3.Push the piston rod assembly down out the bottom of the cylinder (1).

4.Disassemble the piston rod (2a, 2b), using the flats on both ends. Remove the piston parts (12–16, 42) from the lower rod (2b).

5.Unscrew the upper packing nut (5) from the upper throat cartridge (4). Remove the o-rings (7), packings (10), and bearing (11).

6.Remove the rod guard (8). Unscrew the lower packing nut (6) from the lower throat cartridge

(4). Remove the o-rings (7), packings (10), and bearing (11).

NOTE: The 70 cc lower 24T793 includes two u-cups (10) in the lower throat cartridge; the 35

cc lower 24T792 includes one.

7.Unscrew the dosing valves (25) from the manifolds (19 and 20). Remove the seats (23) and o-rings (22, 24).

8.Disconnect the inlet (29) and outlet (28) tubes at the cylinder (1). Remove the adapters (27) and o-rings (33).

9.Remove the screws (26) holding the manifolds (19, 20) to the cylinder (1). Remove the o-rings (21).

10.Clean and inspect all parts.

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332339B

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Graco 332339B important safety instructions Lower Repair, Disassemble the Lower
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332339B specifications

The Graco 332339B is a versatile and user-friendly paint sprayer designed to meet the needs of both DIY enthusiasts and professional contractors. Its robust construction and advanced features make it a popular choice for a wide range of painting tasks, from small touch-ups to large-area applications.

One of the standout features of the Graco 332339B is its adjustable pressure control, which allows users to customize the flow of paint according to the specific requirements of their project. This flexibility enables operators to achieve a fine finish on intricate details while also handling broader surfaces efficiently. The unit is capable of spraying a wide variety of materials, including stains, latex paints, and even heavier coatings, making it suitable for a multitude of applications.

The sprayer is equipped with a high-efficiency airless pump that provides consistent pressure and reduces the risk of clogging, ensuring a smoother operation. This pump technology not only enhances performance but also contributes to a more efficient use of paint, resulting in less waste and cost savings over time.

Another notable characteristic of the Graco 332339B is its lightweight and portable design. The unit is easy to transport, making it convenient for both in-home use and outdoor projects. Additionally, the built-in handle and compact size facilitate maneuverability and storage, further enhancing its practicality.

Safety features have also been integrated into the design of the sprayer. The Graco 332339B includes a pressure relief valve that helps prevent paint from being forced out when the nozzle is not engaged, reducing the risk of injuries or messes. Moreover, its easy-clean system ensures that maintenance is manageable, allowing users to quickly switch between different colors or types of paints.

In summary, the Graco 332339B is a powerful and efficient paint sprayer designed for versatility and ease of use. With its adjustable pressure control, high-efficiency airless pump, portable design, and safety features, it proves to be an excellent investment for anyone looking to achieve professional-quality results in their painting projects. Whether for renovation work, crafting, or regular maintenance, this sprayer stands out as a reliable tool that elevates the painting experience.
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