Fuse metal together by directing huge amounts of energy into small areas.
Assists HEATER II in carbonizing coal: Turns handwheel to open and close decarbonizing caps which admit air to flues to burn carbon from gas and air nozzles. Observes pressure gauges, and notifies HEATER II if pressure varies from specified limits. Reads pyrometer to determine oven wall temperature. Cleans carbon from plugged nozzles, using poker, and replaces broken nozzles, using handtools. Turns handwheel in emergency to operate automatic reversing machinery. Cleans and lubricates equipment. Performs other duties as described under HELPER Master Title.