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Praxair 3710 - User Manual

Praxair 3710
96 pages
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Question and Answer IconNeed help?

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Summary

EC Declaration of Conformity

Disclaimers and Confidentiality

Safety First: Read Before Use

Operator Qualifications

Defines authorized operators for the equipment.

Pre-Operation Understanding

Emphasizes reading and understanding the manual before operation.

About This Manual and Sources

Sources of Information

Lists documentation and publications for safe operation.

About This Manual

Describes the manual's content on setup, operation, and troubleshooting.

Manual Conventions and Symbols

Symbol Meanings

Explains symbols and meanings for important information and safety.

Hazard Identification and Warnings

Key Hazard Types

Covers hazards like personal injury, explosion, electric shock, fire, and temperature.

Additional Hazards and Related Publications

Light Emission and Pacemaker Warnings

Details light emission hazards and precautions for individuals with pacemakers.

Related Publications

Lists relevant external standards and publications for safety.

Industry Safety Standards and Publications

Codes and Gas Handling Standards

Lists codes and standards for electrical safety and gas handling.

Section 1: Safety Guidelines

1.1 Safety First Principles

Emphasizes critical safety principles and operator qualifications.

1.2 General Safety Guidelines

Outlines general practices and regulations for safe thermal spraying.

1.3 Fire Protection and Hazards

Covers fire prevention strategies and high-temperature warnings.

1.4 Safe Operating Conditions and Gas Handling

Details safe conditions, compressed gas cylinder, and flow meter usage.

1.5 Protecting Workers: PPE and Hazards

Covers eye protection, respiratory protection, noise, and clothing.

1.6 Toxic Material Hazards

Discusses hazards from toxic materials like beryllium, cadmium, and solvents.

1.7 Safety Standards Reference

Refers to industry publications containing safety standards.

Section 2: Equipment Description

2.1 Specifications

Lists physical, electrical, and gas input specifications for the Model 3710.

Arc Gas Recommendations

Recommends Argon as the primary arc gas and explains its properties.

Recommended Gas Purity

States the importance of arc gas purity for system operation.

Gas Pressure Regulator Requirements

Details requirements for dual-stage regulators and fitting compatibility.

2.2 Console Description

Provides an overview of the Model 3710 control console's features and design.

Console Operating Features

Lists key operating features of the control console.

Console Safety Features

Details safety features like alarms, purge circuits, and interlocks.

Power Control System

Explains the console's interaction with power supplies and control modules.

2.3 Options: Voltage Control

Describes the Model 3621 Voltage Control option for monitoring gun voltage.

Section 3: Installation

3.1 Unpacking and Mounting

Provides instructions for unpacking and preparing the console for installation.

Console Wall-Mounting Procedures

Details steps for securely mounting the console to a wall.

3.2 System Component Location

Guides on positioning components for proper cable and hose routing.

3.3 Console Installation and Wiring

Covers general installation practices and cable connections.

E-stop Box Installation and Connections

Explains how to install and connect the emergency stop box.

Compressed Air Connections

Details how to connect the compressed air supply to the console.

Supply Gas Connections

Describes connecting primary, secondary, and carrier gas supplies.

Gun Connections for Arc Gas

Instructs on connecting the arc gas line to the plasma spray gun.

Powder Feeder Connections

Details connecting gas and control cables to powder feeders.

Heat Exchanger;Pump Connections

Explains how to connect the heat exchanger and pump.

Power Source and High Frequency Unit Connections

Covers connecting the console to the power supply and HF unit.

Console Power Connections

Details connecting the console to the 115 VAC power source.

Auxiliary;Optional Equipment Connections

Describes connecting auxiliary devices and user-defined interlocks.

Section 4: Operation

Electrical and Environmental Hazards

Warns about electric shock, EM fields, high temperatures, and light emission.

Hearing Protection During Operation

Advises on wearing hearing protection due to high noise levels.

4.1 Console Safety Features: Purging System

Details the console's NFPA Type "Z" purging system and its safety functions.

4.2 PC-100 Controls Overview

Introduces the PC-100 control module and its functions.

4.3 Console Controls: Power and Gas

Explains Main Power, Auxiliary Power, Water Blowout, Cooling Water, and Primary Gas controls.

4.3 Console Controls: Secondary Gas and Feeders

Describes Secondary Gas, Carrier Gas, and Powder Feed ON/OFF controls.

4.3 Console Controls: Gas Selection and Regulation

Details Secondary Gas Selector, Regulators, and Primary Gas Regulator.

4.4 System Safety Operation: E-Stop Testing

Outlines procedures for testing the system's E-Stop circuit functionality.

Restarting After Emergency Shutdown

Provides steps for safely restarting the system after an emergency shutdown.

4.5 Plasma Spray System Checkout Procedure

Lists steps for checking the system before operation.

4.6 Sequence of Operation: Startup

Details the step-by-step process for starting up the plasma spray system.

4.6 Sequence of Operation: System Energization

Continues the startup sequence, including gas and power energization.

4.6 Sequence of Operation: Controls Adjustment

Covers adjusting controls for amperage, limits, and auxiliary gas.

4.7 Spray Procedure: Initial Test Spray

Provides guidance for the initial spray test and pattern adjustment.

4.8 System Shutdown Procedure

Details the correct steps for shutting down the plasma spray system.

4.9 Gas Purge System Operation

Explains the console's gas purge system and its operation.

Purging System Operational Steps

Describes the sequence of operations for the purging system, including timer and pressure switch verification.

Purging System Power and Control

Explains the independent power for the purging system and its de-energization.

Section 5: Maintenance and Troubleshooting

5.1 Maintenance Schedule

Provides a suggested schedule for regular maintenance tasks.

Leak Test Procedures: Safety System Checks

Details tests for timers and purge pressure switches.

Leak Test Procedures: System Shutdown Verification

Covers testing purging circuit function and door interlock.

A-2 Leak Testing: Gas System Inspection

Outlines how to inspect the gas system for leaks using inert gases.

Gas System Setup and Arc Gas Testing

Details setup and testing procedures for primary/secondary arc gas.

Pressurized Gas Leak Test: Carrier Gas

Describes the procedure for leak testing the carrier gas system.

Corrective Action: Locating and Fixing Leaks

Provides steps for correcting leaks found during testing.

Corrective Action: Purge Switch Override and Leak Detection

Details disabling purge switch, detecting leaks, and performing corrective actions.

5.2 Troubleshooting Chart

Helps diagnose and remedy common console problems.

5.3 Gas Schematic Diagram

5.4 Electrical Schematic and Notes

5.5 E-Stop Electrical Schematic

Section 6: Parts List

3710 Console Configuration Parts

Lists parts for the main console configuration.

E-Stop Box Components

Lists parts specifically for the master E-stop box.

High Frequency and Power Supply Parts

Details parts for HF configuration and PS-1000/HPS-100 supplies.

Hydrogen Line and Other Component Parts

Lists parts related to hydrogen lines and other specific components.

Fittings and Tube Components

Lists various fittings and tube components used in the system.

Miscellaneous Labels and Hardware

Lists labels, nuts, and screws.

Hoses and Cables: Console Configuration

Lists hoses and cables for the main console configuration.

E-Stop Box Parts List

Provides a detailed list of parts for the E-stop box.

E-Stop Box Connectors and Terminals

Lists connectors and terminals for the E-stop box.

Praxair 3710 Specifications

General IconGeneral
BrandPraxair
Model3710
CategoryController
LanguageEnglish