CONTENT
1 SAFETY ----------------------------------------------------------------------------------------------------------- 3
1.1 SIGNAL EXPLANATION --------------------------------------------------------------------------------------- 3
1.2 HAZARDS RELATING TO ARC WELDING -------------------------------------------------------------------- 3
1.3 THE KNOWLEDGE OF ELECTRIC AND MAGNETIC FIELDS ------------------------------------------------- 6
2 SUMMARY ------------------------------------------------------------------------------------------------------- 7
2.1 BRIEF INTRODUCTION --------------------------------------------------------------------------------------- 7
2.2 WORKING PRINCIPLE ----------------------------------------------------------------------------------------- 9
2.3 VOLT-AMPERE CHARACTERISTIC ------------------------------------------------------------------------- 10
3 INSTALLATION AND ADJUSTMENT ------------------------------------------------------------------- 11
3.1 PARAMETERS -------------------------------------------------------------------------------------------------11
3.2 DUTY CYCLE AND OVER HEAT ------------------------------------------------------------------------------11
3.3 MOVEMENT AND PLACEMENT ----------------------------------------------------------------------------- 12
3.4 INPUT POWER SUPPLY CONNECTION ---------------------------------------------------------------------- 12
3.5 POLARITY CONNECTION（MMA） ---------------------------------------------------------------------- 12
4 OPERATION --------------------------------------------------------------------------------------------------- 14
4.1 LAYOUT FOR THE PANEL ----------------------------------------------------------------------------------- 14
4.2 CONTROL PANEL -------------------------------------------------------------------------------------------- 15
4.3 REMOTE CONTROL – PEDAL SWITCH CONTROL ---------------------------------------------------------- 19
FOOT PEDAL
（
REMOTE CURRENT CONTROL
）
------------------------------------------------- 19
4.4 ARGON ARC WELDING OPERATION ----------------------------------------------------------------------- 20
4.4.1 TIG welding (4T operation
）
----------------------------------------------------------------------- 20
4.4.2 TIG welding (2T operation) ------------------------------------------------------------------------- 21
4.5 WELDING PARAMETERS ------------------------------------------------------------------------------------ 23
4.5.1 Joint forms in TIG/MMA ----------------------------------------------------------------------------- 23
4.5.2 The explanation of welding quality ----------------------------------------------------------------- 23
4.5.3 TIG Parameters Matching --------------------------------------------------------------------------- 23
4.6 OPERATIONAL ENVIRONMENT ----------------------------------------------------------------------------- 26
4.7 OPERATION NOTICES --------------------------------------------------------------------------------------- 26
5 MAINTENANCE & TROUBLESHOOTING ----------------------------------------------------------- 27
5.1 MAINTENANCE ---------------------------------------------------------------------------------------------- 27
5.2 TROUBLESHOOTING ---------------------------------------------------------------------------------------- 28
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