Diaphragm Repair

Tools Required

DTorque wrench

D10 mm socket wrench

D19 mm open–end wrench

DAdjustable wrench

DO-ring pick

DLithium-base grease

Service

Disassembly

NOTE: A Fluid Section Repair Kit is available. Refer to page 25 to order the correct kit for your pump. Parts included in the kit are marked with an asterisk, for example (401*). Use all the parts in the kit for the best results.

WARNING

To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 11.

1.Relieve the pressure.

2.Remove the manifolds and disassemble the ball check valves as explained on page 18.

3.Using a 10 mm socket wrench, remove the screws (106 and 112) holding the fluid covers (101) to the air covers (23). Pull the fluid covers (101) off the pump. See Fig. 12.

1You must torque the eight long screws (106) first, then the short screws (112). Torque to 130 to 150 in-lb (14 to 17 NSm). See

Torque Sequence, page 30.

2Arrow (A) must point toward air valve (B).

101

A 2

		113
1	112	106	1

Fig. 12

04162B

308443 19

D75, D81, D85, DS5, DS2 specifications

Graco is a well-known name in the world of spray equipment and fluid management systems, and its range of airless sprayers like the D82, DR2, DR5, D72, and DS2 exemplifies innovation and quality. These models are engineered to meet the diverse needs of professional painters, contractors, and DIY enthusiasts alike.

The Graco D82 is designed for high-performance applications, delivering consistent spray patterns and superior coverage. One of its standout features is the ProConnect system, which allows users to quickly change pumps on the job site, minimizing downtime. Its SmartControl technology ensures a consistent spray pattern at any pressure, allowing for versatility across a range of coatings. Its lightweight, portable design also makes it an ideal choice for jobs of all sizes.

Moving on to the DR2, this model boasts two-piston technology which provides a reliable and powerful performance. It is specifically engineered for working with thicker materials, making it perfect for heavy coatings like elastomerics or textured paints. The DR2's integrated filtration system protects the pump from debris, prolonging its life and ensuring cleaner finishes.

The Graco DR5 takes it a step further by offering a robust solution for contractors working on large-scale projects. This model includes Graco's Endurance pump which is known for its durability and performance longevity. The DR5 features an ergonomic design that enhances user comfort during extended use, while its heavy-duty build can withstand the rigors of demanding job sites.

Next in line is the D72, which offers an efficient spraying solution for both interior and exterior applications. It comes equipped with Graco’s easy-to-use controls and an extended reach design that makes it suitable for large projects. The D72 also integrates advanced technology for automatic pressure adjustment, ensuring optimal spray results regardless of the conditions.

Lastly, the DS2 is a compact yet powerful sprayer suited for smaller projects or tight spaces. This model delivers professional-grade results without the bulk. It features a user-friendly interface that makes it accessible for beginners while still providing the performance features necessary for seasoned professionals.

In summary, the Graco D82, DR2, DR5, D72, and DS2 each bring their own unique advantages to the table. From advanced technologies like ProConnect, SmartControl, and Endurance pumps to user-friendly designs, these models represent Graco's commitment to providing high-quality spray solutions that cater to the diverse needs of their users. Whether for heavy-duty applications or smaller projects, Graco's lineup offers a comprehensive range of options for effective and efficient painting.

Graco D82, DS5, D72, D85, DR2, DR5, DS2, D81, D75 important safety instructions Diaphragm Repair

Models: D75 D81 D85 DS5 DS2 D72 DR5 DR2 D82