64 Shielded Metal Arc Welding Copyright Goodheart-Willcox Co., Inc. May not be reproduced or posted to a publicly accessible website. Name ______________________________________ Things to Do 1. Have your instructor or an experienced welder demonstrate the proper way to do the following: a. Check out the welding machine and related equipment. b. Inspect your welding shield and protective clothing. c. Adjust the machine(s) to get the correct setting and attach the ground cable. d. Select the proper electrode for the job. e. Install the electrode in the holder. f. Strike and maintain the arc. g. Break free an electrode that has become welded to the work. 2. Have your instructor or an experienced welder run several beads under various conditions, such as current too low, current too high, arc too short, arc too long, speed too low, speed too high, etc. 3. Practice checking over the welding machine. 4. Practice checking over your shield and protective clothing. 5. Practice inserting an electrode in the holder. 6. Practice (with the machine off) striking an arc.