Displacement Pump Service

210±208 Displacement Pump

Disconnect the Displacement Pump

1.Flush the pump if possible. Stop the pump on the down stroke.

2.Follow the Pressure Relief Procedure Warning on page 10.

3.Reference Roof Rig Parts Drawings, page 22.

4.Remove the suction tube and fluid hose from the displacement pump.

5.Unscrew the three tie rod locknuts (48). See ap- propriate sprayer parts drawing.

6.Unscrew the shouldered nut (35). Pull the displacement pump (46) off the tie rods (47).

7.Screw the jam nut (90) up onto the connecting rod (91).

8.Remove the lower cotter pin (89) and unscrew the connecting rod (91) from the connecting rod cou- pling (36, page 22).

9.Refer to separate pump manual for displacement pump repair instructions.

Reconnecting the Displacement Pump

1.Screw the connecting rod (91) into the connecting rod coupling (36, page 22) and replace the lower cotter pin (89). Screw the jam nut (90) all the way down. See appropriate sprayer parts drawing.

2.Mount the displacement pump (46) onto the tie rods (47).

3.Screw the shouldered nut (35) onto the hydraulic motor (29). Screw the tie rod locknuts (48) onto the tie rods (47) and torque to 35±50 ft-lb (47±68 N.m).

4.Reattach the hoses to the displacement pump.

5.If the grounding wire was disconnected before service, be sure to reconnect it before operating the sprayer.

6.Start the pump and operate it slowly to check the tie rods for binding. Adjust the tie rod locknuts, if necessary to eliminate binding.

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Graco Inc 308972 manual Displacement Pump Service, 210±208 Displacement Pump Disconnect the Displacement Pump
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308972 specifications

Graco Inc 308972 is a highly regarded product in the realm of fluid management systems, specifically designed for professionals who require efficient and reliable performance in their applications. This model is particularly popular among those in industries such as painting, automotive, and manufacturing, where precision and durability are critical.

One of the standout features of the Graco Inc 308972 is its advanced pump technology. This model is equipped with a robust pneumatic pump system that ensures consistent fluid delivery, minimizing the risk of uneven application. The pump's design allows it to handle a wide range of fluids, from water-based materials to viscous coatings, making it versatile for various tasks.

Another key characteristic of the Graco Inc 308972 is its user-friendly interface. The equipment is designed with ease of operation in mind, featuring simple controls that allow users to adjust settings on-the-fly. This is particularly beneficial in fast-paced environments where quick adjustments may be necessary to maintain productivity.

In terms of build quality, Graco is known for using high-grade materials that enhance the longevity of their products. The 308972 model is constructed to withstand the rigors of daily use, featuring corrosion-resistant components that extend its lifespan even in challenging conditions. This durability reduces the need for frequent replacements and repairs, providing excellent value for users.

The Graco Inc 308972 also boasts impressive safety features. It includes built-in pressure relief mechanisms that prevent over-pressurization, reducing the risk of accidents during operation. The model prioritizes user safety, ensuring that operators can work with confidence.

Moreover, the model is designed for easy maintenance. Regular upkeep is simplified by easily accessible components, allowing users to perform routine checks without extensive disassembly. This design consideration enhances the overall efficiency of operations, as downtime for maintenance is minimized.

Overall, the Graco Inc 308972 is a reliable and versatile solution for fluid management. With its advanced technology, user-friendly design, durability, and safety features, it stands out as an essential tool for professionals across various industries seeking efficiency and precision in their work. Whether for large industrial applications or smaller, detailed jobs, this model delivers the performance needed to complete tasks effectively.
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