Arc Machines 307 User Manual

Model 307 power supply, Operator training guidelines

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10500 Orbital Way

Pacoima, California 91331 U.S.A.

MODEL 307 POWER SUPPLY

OPERATOR TRAINING GUIDELINES

Document No. 740096

Doc. Rev. A

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Table of contents

Document Outline

Cover
Table of Contents
Chapter 1. Introduction to Orbital Welding with the Model 307 Power Supply
Chapter 2. Safe Operating Procedure - Safety Precautions for Model 307 Operation
- RF and EMI Emissions
- Model 307 Do’s and Don’ts
- WARNINGS!
  - Safety Precautions
Chapter 3. Model 307 Icons, Buttons, and Symbols
- Table I. Model 307 TOOLBAR ICONS
- Table 2. Buttons used on the Model 307 Power Supply
- Table 3. Computer Icons used on Model 307
- Table 4. Graphical Symbols used in this Manual
Chapter 4. Model 307 Power Supply Installation
- EQUIPMENT INSTALLATION
- POWER CONNECTION
- ADAPTER CABLE TO MODEL 307 INSTALLATION
- Weld Head Motor Control Cable
- Welding Gas Connections
- WELD HEAD INSTALLATION TO ADAPTER CABLE
- MODEL 307-CW INSTALLATION
- MANUAL TORCH INSTALLATION
  - M-307 TO MODEL 8, 9 or MODEL 4 WELD HEAD HOOK UP
Chapter 5. Model 307 Weld Parameters/ Sequence of Events
- Programmable Variables
  - PROGRAMMABLE VARIABLES: Single Entry
Chapter 6. Power Supply Functions and Operations
- Opening (Home) Screen: When the 307 Circuit Breaker is turned to the ON position, the Home Page (below) will appear.
- Open Last Schedule
- System Setup Functions
Chapter 7. Model 307 Library
- Opening an Existing Weld Schedule
- Once the Schedule name has been highlighted, the Folder functions change to Schedule buttons and the Open Schedule button appears. Touching the Open Schedule button displays the Weld Schedule Main Screen. See Chap ters 6 and 11 to follow guid...
- Library Folder Functions
- Copying a Folder from the Local Library to a Floppy Drive
- Library Weld Schedule Functions
Chapter 8. Autogeneration of New 307 Weld Schedules
- Autogeneration of a Continuous Weld Schedule
- Autogeneration of a Continuous Weld Program
- Weld Schedule- Weld Levels scrolled down to view Level Time
- Autogeneration of a STEP Program
- Creating an Orbital Tack Weld Program
Chapter 9. Manual Creation of 307 Weld Schedules
- Programming Single Entry Weld Parameters
- Programming Levels/Segments Parameters
- Determination of Welding Currents
- Creation of a Weld Program in Travel (Rotation) Step Mode
- Size Considerations
  - Example Weld Schedule for the AMI Manual Torch
Chapter 10. Associated Data -
- Associated Data - Tube 2
- Associated Data - Gas
- Associated Data - Electrode
- Weld Schedule Counter and Alert Reset
Chapter 11. Welding with the Model 307
- BEFORE YOU WELD: This is a check list for things that must be done correctly or set up properly in order to get consistently good welds. Anyone doing an orbital welding installation or other orbital welding project should estab lish their own...
  - Weld Defect Troubleshooting Chart
Chapter 12. Weld Procedure Optimization
- Making a Test Run
Chapter 13. Weld Head Calibration and Operation
- Weld Head Templates.
- Tungsten Electrode Installation in Weld Head
- Installation of Tube Clamp Inserts
- Tube Installation to the weld head
- Tungsten Extenders - E type heads and “mushroom” tungsten extenders
- Manual Calibration of Weld Heads
  - Table 1: RPM and Times for Manual Calibration of Weld Heads
Chapter 14. End-Preparation for Orbital Welding
- Cleaning/Surface Condition
- Prepping Equipment
- Tungsten Type - AWS color code
Chapter 15. Tungsten Electrode Specifications for Orbital Fusion Welding
- Tungsten Type
- Importance of Tungsten Geometry
- Arc Gap
- Tungsten Diameters
- Taper Angle and Tip Shape
- Tungsten Life
- Model 307 Electrode Calculator
- Electrode Diameter
  - Table 1: TUNGSTEN LENGTH AND GEOMETRY
    - Table 1. GAS FLOW RATES AND PREPURGE/POSTPURGE TIMES
Chapter 16. Purging Requirements for Orbital Welding
- Gas type
- Heat tint/discoloration
- Purity requirements
- Purging techniques
Chapter 17. Weld Criteria/QA-QC
- Types of Defects that are Disallowed
- Visual Weld Criteria
  - Concavity and convexity.
  - Misalignment
- Tack welds
- Discoloration
- Slag islands
- Company Weld Specifications
- Inspection Techniques and Requirements
- Use of Test Coupons
  - Test coupons should be made:
Chapter 18. Data Acquisition/Advanced Functions
- Project Data Acquisition consists of three elements. These are:
- Report Setup
- Streaming Data
  - Sampling of the Data
  - Weld Schedule -Linear graph
- Performance Monitoring
- Model 307 Advanced Functions
- Appendix 3. Welding Operator Qualification to ASME Section IX of the BPVC
Chapter 19. Appendices
Index

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