Repair

Preventive Maintenance Schedule

The operating conditions of your particular system determine how often maintenance is required. Establish a preventive maintenance schedule by recording when and what kind of maintenance is needed, and then determine a regular schedule for checking your system.

Disconnect the Lower from the Driver

This equipment stays pressurized until pressure is manually relieved. To help prevent serious injury from pressurized fluid such as skin injection, splashing fluid, and moving parts, follow the Pressure Relief Procedure in your system manual when you stop spraying and before cleaning, checking, or servicing the equipment.

1.Follow the Pressure Relief Procedure in your proportioner manual. Stop the pump at the bottom of its stroke.

2.Remove the pump from the proportioner, as explained in your proportioner manual.

3.Remove the TSL inlet fitting (17) and set aside.

4.Unscrew the connecting nut (207).

5.Move the o-ring (106) down onto the pump piston rod (2) to allow access to the pin (103). Remove the pin.

NOTE: If you are only repairing the piston rod (2) and its packings, it is not necessary to completely remove the lower from the driver. After removing the pin (103), go to Disassemble the Lower, page 12 and push the rod down out of the cylinder. Disassemble the piston rod as explained there.

Repair

6.Disconnect all air and fluid lines from the dosing valves and manifolds. Be sure to label the lines to ensure they are re-connected correctly.

7.Pull the lower away from the driver.

a.To service the driver, see Driver Repair, page 10.

b.To service the lower, see Lower Repair, page 12.

Figure 10 Disconnect the Lower from the Driver

332339B

9

Page 8 Page 10
Page 9
Image 9
Graco 332339B important safety instructions Repair, Preventive Maintenance Schedule
Page 8 Page 10

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.
Top Page Image Contents