Amada HF-2500A, Operation Manual, Page: 7 / 164

HF-2500A HIGH FREQUENCY WELD CONTROL
990-371 vii
CONTENTS (Continued)
Page
4. Weld To A Limit ................................................................................................................. 4-7
5. Weld Stop ............................................................................................................................ 4-8
Chapter 5. Operating Instructions
Section I: Introduction ........................................................................................................................... 5-1
Before You Start .............................................................................................................................. 5-1
Pre-Operational Checks ................................................................................................................... 5-1
Connections .............................................................................................................................. 5-1
Power ..................................................................................................................................... 5-1
Compressed Air ........................................................................................................................ 5-1
Initial Setup ..................................................................................................................................... 5-2
Section II. Operation .............................................................................................................................. 5-3
Single-Pulse Weld Schedule ............................................................................................................ 5-3
Upslope/Downslope Weld Schedule ............................................................................................... 5-5
Dual-Pulse Weld Schedule .............................................................................................................. 5-7
Section III. Using the Weld Monitor ..................................................................................................... 5-9
Section IV. Active Part Conditioning .................................................................................................. 5-13
Section V. Resistance Set .................................................................................................................... 5-15
Section VI. Pre-Weld Check ................................................................................................................ 5-17
Section VII. Weld To A Limit ............................................................................................................. 5-19
Section VIII. Weld Stop ....................................................................................................................... 5-21
Section IX. Programming Relays ......................................................................................................... 5-23
Chapter 6. Maintenance
Section I. Introduction ........................................................................................................................... 6-1
General Kinds of Problems .............................................................................................................. 6-1
Alarm Messages ............................................................................................................................... 6-1
Section II. Troubleshooting ................................................................................................................... 6-2
Troubleshooting ............................................................................................................................... 6-2
Alarm Messages ............................................................................................................................... 6-3
Section III. Maintenance ........................................................................................................................ 6-8
Electrode Maintenance .................................................................................................................... 6-8
Parts Replacement ........................................................................................................................... 6-8
Section IV. Repair Service ..................................................................................................................... 6-8