Weldclass Weldforce 155M, Руководство по эксплуатации

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4 © Weldclass 2020 | E.&O.E.
7.3 Lift TIG Operation (Weldforce 175MST only) ................................................................................ 23
8 ACCESSORIES, SPARE PARTS & CIRCUIT DIAGRAMS .............................................................................. 24
8.1 MIG Torch and Spares for Weldforce 155M: ................................................................................ 24
8.2 MIG Torch and Spares for Weldforce 175M: ................................................................................ 25
8.3 TIG Torch and Spares (Optional Extra for Weldforce 175MST only) : ............................................ 26
8.4 Optional Accessories .................................................................................................................... 27
8.5 Drive Rollers ................................................................................................................................. 27
8.6 Machine Spare Parts: ................................................................................................................... 28
8.7 Primary Schematic Circuit Diagram .............................................................................................. 31
9 CARE & MAINTENANCE ......................................................................................................................... 32
9.1 Keep your Welding Machine in Top Condition ............................................................................. 32
9.2 Storing the Welder ....................................................................................................................... 32
10 GENERAL GUIDE TO WELDING ......................................................................................................... 33
10.1 Duty Cycle Rating ......................................................................................................................... 33
10.2 Choosing a Welding Process – MIG, Stick or TIG? ........................................................................ 33
10.2.1 The Stick (MMA) Process ..................................................................................................... 33
10.2.2 The TIG Process .................................................................................................................... 34
10.2.3 The MIG Process .................................................................................................................. 34
10.3 Joint Preparations ........................................................................................................................ 35
11 MIG BASIC WELDING GUIDE ............................................................................................................. 37
11.1 MIG Basic Welding Techniques .................................................................................................... 37
11.2 Gas Metal Arc Welding (GMAW) .................................................................................................. 37
11.3 Flux Cored Arc Welding (FCAW) ................................................................................................... 37
11.4 Position of MIG Torch ................................................................................................................... 38
11.5 Distance from the MIG Torch Nozzle to the Work Piece .............................................................. 38
11.6 Travel Speed ................................................................................................................................. 38
11.7 MIG Welding (GMAW) Variables .................................................................................................. 39
11.7.1 Preselected Variables ........................................................................................................... 39
11.7.2 Primary Adjustable Variables ............................................................................................... 39
11.7.3 Secondary Adjustable Variables ........................................................................................... 39
11.8 Establishing the Arc and Making Weld Beads .............................................................................. 41
11.9 MIG Output Settings .................................................................................................................... 41
11.9.1 Changing to a different welding wire ................................................................................... 41
11.10 Welding wire Size Selection ..................................................................................................... 41
11.11 MIG Welding Troubleshooting ................................................................................................. 42
11.11.1 Porosity Problems ................................................................................................................ 42
11.11.2 Wire Feed Problems ............................................................................................................. 43
11.11.3 Weld Quality Problems ........................................................................................................ 44
12 STICK (MMA) BASIC WELDING GUIDE .............................................................................................. 46