Visit factories to make sure that employees and work areas are safe.
Repairs rod-screen panels in vibrating screens that divert taconite ore into final crushing stage, using hammers, wrenches, and hydraulic jack: Examines rod-screen panels for worn or damaged rods and liners. Lifts hydraulic jack into place between mounting frame and screen panel. Moves levers on jack to free screen panel from rubber holding flange. Lifts out panel and inserts replacement in holding flange. Taps rod ends with hammer to loosen them from frame and pulls out worn rods. Places frame in alignment jig, inserts new rods in holes, and taps rods with hammer to set them in frame. Replaces worn screen liners, using handtools.