Air Motor and Throat Service

Air Motor and Throat Service

Before You Start

D Be sure you have all necessary parts on hand.

Air Motor Repair Kit 207385 includes repair parts

for the motor. Use all the parts in the kit for the

best results. Parts included in the kit are marked

with one asterisk, for example (19*), in the text and

drawings. See the Parts List on page15.

D Two accessory tools should be used: Padded

Pliers, 207579, are used to grip the trip rod without

damaging its surface, and a 0.125-in. (3.18 mm)

Gauge, 171818, is used to assure the proper

clearance between the poppets and seat of the

piston.

8.Remove the six screws (3) holding the cylinder (30) to the base (28). Carefully pull the cylinder straight up off of the piston (53).

Before You Start CAUTION

To avoid damaging the cylinder wall, lift the cylinder straight up off of the piston. Never tilt the cylinder as it is being removed.

9.Remove the piston/base from the vise, and set it upright on the workbench.

Disassembly

1.Flush the pump. Follow the Pressure Relief Procedure on page 8 before proceeding.

2.Disconnect the hoses, remove the pump from its mounting, and clamp the air motor base (28) in a vise horizontally by closing the vice jaws on the flange.

3.Use a strap wrench on the displacement pump cylinder (110) to screw it out of the air motor base

(28).See Fig. 3.

4.Remove the air motor base from the vice, and place the piston rod (29) flats in the vice with the air motor up.

5.Loosen the lift ring (24). Pull the lift ring up, grip the trip rod (31) with the padded pliers, and screw the lift ring off of the rod.

6.Remove the piston/valve seat (109) from the rod

(29)with wrenches or with the vice and a wrench.

7.Remove the piston ball (103), u-cup packing (107{), and piston washer (113).

Air Motor Repair Kit 207385 includes repair parts CAUTION

24

31

19*

53 Disassembly

20* Manual background

3

28

103 Manual background

113

107{

109

110

30

29

10{

flange

TI1067

Do not damage the plated surface of the trip rod (31). Damaging the surface of the trip rod can result in erratic air motor operation. Use the special padded pliers, 207579, to grasp the rod.

Fig. 3

{Included in Repair Kit 237602.

10 308485

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Graco Series B, 237526 dimensions Air Motor and Throat Service, Before You Start, Disassembly
Page 9 Page 11

Series B specifications

Graco Series B, 288046 is a top-tier product designed to meet the rigorous demands of various applications in industries such as manufacturing, automotive, and construction. Renowned for its reliability and efficiency, this product stands out due to its innovative features and robust technology.

One of the standout features of the Graco Series B, 288046 is its advanced air-powered design. This design allows for smooth and consistent fluid transfer, minimizing downtime and enhancing productivity. The air-driven operation not only offers greater control over the flow rates but also ensures that the system can operate in situations where electric power may be unavailable or impractical. This versatility makes it ideal for various work environments.

The Series B is equipped with a high-performance motor that delivers exceptional power output while maintaining energy efficiency. This feature is particularly advantageous for businesses looking to reduce operational costs without compromising on performance. The motor is engineered to handle different fluid viscosities, making the Series B versatile for use with a wide range of materials, including paints, adhesives, and sealants.

Durability and ease of maintenance are key characteristics of the Graco Series B, 288046. Constructed from high-quality materials, the product is built to withstand harsh conditions, ensuring a long-lasting lifespan. Additionally, its modular design simplifies maintenance and repairs, allowing for quick replacements of components and minimal disruption to operations.

Safety is another paramount consideration incorporated into the Series B design. It features comprehensive safety mechanisms that protect users and equipment alike, reducing the risk of accidents during operation. This is especially crucial in environments where workers are regularly handling hazardous materials.

Graco also emphasizes user-friendly functionality. The Series B showcases intuitive controls, enabling operators to quickly familiarize themselves with the system and operate it efficiently. The product also includes adjustable pressure settings, allowing for precise application suited to specific tasks.

In conclusion, the Graco Series B, 288046 is an exemplary solution for companies seeking a reliable, efficient, and safe fluid handling system. With its advanced technologies, user-friendly features, and robust construction, it offers unmatched performance across various industries, ensuring optimal productivity and safety.
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