Wind and splice wires at different lengths for different jobs.
Operates machines to grind cooked wood chips into pulp and blend pulp with other specified ingredients in manufacture of wallboard: Turns handwheel to adjust grinding-plate settings. Starts machines and adjusts panel controls to maintain level in pulp and water chests and regulate flow of chips through grinding machines. Observes charts, dials, and gauges; and adjusts levers, valves, and panel controls to regulate flow of specified amounts of pulp, alum, wax, asphalt, and starch into blending machine. May weigh samples of wet and dry pulp on scales and calculate moisture content. May test pulp for freeness, fineness, density, and breakage. May record production and test data.