Table of Contents

Table of Contents

Table of Contents

2

Model Information

2

Warnings

3

Introduction

5

How the Electrostatic Spray Gun Works

5

Gun Overview

5

Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Install the System . . . . . . . . . . . . . . . . . . . . . . . . 6

Warning Sign . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Ventilate the Spray Booth . . . . . . . . . . . . . . . . . . 6

Connect the Air Line . . . . . . . . . . . . . . . . . . . . . . 8

Connect the Exhaust Tube . . . . . . . . . . . . . . . . . 8

Select a Fluid Nozzle and Air Cap . . . . . . . . . . . 9

Connect the Fluid Line . . . . . . . . . . . . . . . . . . . 10

Filter the Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Check Electrical Grounding . . . . . . . . . . . . . . . . 12

Check Fluid Resistivity . . . . . . . . . . . . . . . . . . . 13

Check Fluid Viscosity . . . . . . . . . . . . . . . . . . . . 13

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Flush the Spray Gun . . . . . . . . . . . . . . . . . . . . . 15

Electrical Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Test Gun Resistance . . . . . . . . . . . . . . . . . . . . . 17

Test Power Supply Resistance . . . . . . . . . . . . . 18

Test Electrode Resistance . . . . . . . . . . . . . . . . . 19

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Spray Pattern Troubleshooting . . . . . . . . . . . . . 20

Gun Operation Troubleshooting . . . . . . . . . . . . 21

Electrical Troubleshooting . . . . . . . . . . . . . . . . . 22

Model Information

Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Pressure Relief Procedure . . . . . . . . . . . . . . . . 23 Prepare the Gun for Service . . . . . . . . . . . . . . . 24 Air Cap/Nozzle Replacement . . . . . . . . . . . . . . 25 Electrode Replacement . . . . . . . . . . . . . . . . . . . 26 Fluid Packing Removal . . . . . . . . . . . . . . . . . . . 27 Packing Rod Repair . . . . . . . . . . . . . . . . . . . . . . 28 Barrel Removal . . . . . . . . . . . . . . . . . . . . . . . . . 29 Barrel Installation . . . . . . . . . . . . . . . . . . . . . . . . 29 Power Supply Removal and Replacement . . . . 30 Turbine Alternator Removal and Replacement . 31 Fan Air Adjustment Valve Repair . . . . . . . . . . . . 32 Fluid Adjustment Valve Repair . . . . . . . . . . . . . 33 Air Valve Repair . . . . . . . . . . . . . . . . . . . . . . . . . 33 Atomizing Air Restrictor Valve Removal and

Replacement . . . . . . . . . . . . . . . . . . . . . . . . 34 ES ON/OFF Valve Repair . . . . . . . . . . . . . . . . . 35

Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Air Line Accessories . . . . . . . . . . . . . . . . . . . . . 39

Fluid Line Accessories . . . . . . . . . . . . . . . . . . . 39

Gun Accessories . . . . . . . . . . . . . . . . . . . . . . . . 39

Miscellaneous Accessories . . . . . . . . . . . . . . . . 40

Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Graco Standard Warranty . . . . . . . . . . . . . . . . . . . 42

Graco Information . . . . . . . . . . . . . . . . . . . . . . . . . 42

 

 

Type of Coatings

 

Part No.

Model

 

 

Operation Manual

Standard

High Conductivity

 

 

 

 

 

 

 

 

244399

PRO Xs2

X

X

309294/3W9294/3Z9294

 

 

 

 

 

2

309291P

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Graco Inc 309291P, 244399 important safety instructions Table of Contents, Model Information

309291P, 244399 specifications

Graco Inc, a leading manufacturer in fluid handling systems and products, is known for its innovative solutions in various industries including automotive, construction, and industrial manufacturing. Among its compelling offerings are the models 244399 and 309291P, which represent the pinnacle of Graco's engineering prowess and customer-focused design.

The Graco 244399 is a robust fluid-handling pump designed specifically for transferring and dispensing a variety of fluids. Crafted with durability in mind, it features an air-operated diaphragm pump mechanism that ensures consistent performance in demanding environments. Its design incorporates a lightweight composite structure, making it easy to transport and install. The pump is capable of handling a wide range of fluids, including paints, coatings, and chemicals, making it versatile for different applications.

One of the standout features of the 244399 is its adjustable flow rate, allowing operators to customize the output based on specific project requirements. The self-priming capability enhances its usability, ensuring that it can effectively siphon fluids from containers without the need for additional equipment. The rugged construction provides resistance against wear and tear, further extending the lifespan of the pump.

On the other hand, the Graco 309291P is recognized for its advanced technology in spray gun performance. This model boasts a lightweight design and is engineered to reduce operator fatigue during prolonged use. The 309291P includes a patented tip technology that optimizes spray patterns and improves transfer efficiency, allowing users to achieve a smoother, more consistent finish. It is compatible with a variety of materials, from stains to thicker coatings, demonstrating its flexibility to meet varying user needs.

Both models incorporate Graco’s commitment to safety, featuring integrated pressure relief mechanisms that enhance operator protection. Furthermore, they are designed for easy maintenance, with user-friendly access points for routine inspections and part replacements.

In conclusion, Graco Inc’s 244399 and 309291P highlight the company’s dedication to providing high-quality, innovative solutions for fluid handling and application. With their superior features, advanced technologies, and user-centric designs, these models continue to set standards in performance and reliability across various industries.