A professional who repairs rod-screen panels in vibrating screens that divert taconite ore into final crushing stage, using hammers, wrenches, and hydraulic jack. Responsibilities include:

• 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.