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6 © Weldclass 2019 | E.&O.E. | Edition 2.2
12.6 Suggested Settings for Typical Stick (MMA) Applications ............................................................57
12.7 MMA Welding Techniques ...........................................................................................................58
12.7.1 A Word for Beginners ...........................................................................................................58
12.7.2 The Welder ...........................................................................................................................58
12.7.3 Striking the Arc .....................................................................................................................58
12.7.4 Arc Length ............................................................................................................................59
12.7.5 Rate of Travel .......................................................................................................................59
12.8 Making Welded Joints ..................................................................................................................60
12.8.1 Butt Welds............................................................................................................................60
12.8.2 Fillet Welds ...........................................................................................................................61
12.8.3 Vertical Welds ......................................................................................................................62
12.8.4 Overhead Welds ...................................................................................................................63
12.9 MMA (Stick) Troubleshooting.......................................................................................................64
13 TIG BASIC WELDING GUIDE ..............................................................................................................66
13.1 TIG Electrode Selection and Preparation .....................................................................................66
13.1.1 Electrode Polarity .................................................................................................................66
13.1.2 Preparing Tungsten for DC Electrode Negative (DCEN) Welding .........................................67
13.1.3 Shielding Gas for TIG Welding ..............................................................................................68
13.1.4 Typical TIG Welding Settings ................................................................................................68
13.2 TIG Welding Troubleshooting .......................................................................................................69
14 KNOWLEDGE & RESOURCES .............................................................................................................70
15 SAFETY ..............................................................................................................................................70
15.1 Store and Retain this Manual .......................................................................................................70
15.2 Important Safety Information ......................................................................................................70
15.3 Welding Operation .......................................................................................................................70
15.4 Welding Safety Instructions & Warnings ......................................................................................72
15.4.1 Personal Safety .....................................................................................................................73
15.4.2 Arc Rays can Burn Eyes and Skin ..........................................................................................73
15.4.3 Noise Can Damage Hearing .................................................................................................73
15.4.4 Work Environment Safety ....................................................................................................74
15.4.5 Electricity Can Kill .................................................................................................................74
15.4.6 Fumes And Gases .................................................................................................................75
15.4.7 Fire & Explosive Risks ...........................................................................................................76
15.4.8 Sparks & Hot Metal ..............................................................................................................76
15.4.9 Gas Cylinders ........................................................................................................................77
16 WARRANTY .......................................................................................................................................78
16.1 Warranty period ...........................................................................................................................78
16.2 Warranty Includes and Covers......................................................................................................78
16.3 Warranty Excludes / Does Not Cover ...........................................................................................78
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