II
CONTENT
§1 SAFETY ................................................................................................................................ 1
§1.1 SIGNAL EXPLANATION ........................................................................................................ 1
§1.2 ARC WELDING DAMAGE ..................................................................................................... 1
§1.3 THE KNOWLEDGE OF ELECTRIC AND MAGNETIC FIELDS ....................................................... 5
§2 OVERIVEW ........................................................................................................................... 7
§ 2.1 BRIEF INTRODUCTION ....................................................................................................... 7
§2.2 WORKING PRINCIPLE ......................................................................................................... 8
§2.3VOLT-AMPERE CHARACTERISTIC ........................................................................................ 8
§3 INSTALLATION AND ADJUSTMENT ................................................................................ 10
§3.1 PARAMETERS .................................................................................................................. 10
§3.2 DUTY CYCLE & OVER HEAT .............................................................................................. 10
§3.3 EQUIPMENT CONNECTION................................................................................................ 11
§4 OPERATION ....................................................................................................................... 12
§4.1 LAYOUT FOR THE FRONT AND REAR PANEL ........................................................................ 12
§4.2 WELDING OPERATION ...................................................................................................... 13
§4.2.1 VOLTAGE SETTING .................................................................................................... 13
§4.2.2 WIRE SPEED SETTING ............................................................................................... 13
§4..3 WELDING PARAMETERS .................................................................................................. 13
§4.4 OPERATION ENVIRONMENT .............................................................................................. 13
§4.5 OPERATION NOTICES ...................................................................................................... 14
§5 MAINTENANCE & TROUBLESHOOTING ........................................................................ 15
§5.1 MAINTENANCE ................................................................................................................ 15
§5.2 TROUBLESHOOTING ........................................................................................................ 15
§5.3 MACHINE SPARE PARTS DRAWING ..................................................................................... 15
§5.4 MIG TORCH CONSUMABLE PARTS……………………………………………………………………………………………16
§5.5 MACHINE WIRING SCHEMATIC………………………………………………………………………………………………..17