A professional who repairs and maintains dairy machinery and equipment, such as churns, cream separators and milking machines, using handtools, machine tools, and measuring instruments. Respnsibilities include:

• Observes and listens to machine in operation to locate causes of trouble.
• Dismantles machine, using pliers, screwdriver, and wrenches.
• Replaces or repairs faulty part, using handtools or power tools.
• Assembles and starts machine to test its operation.
• Replaces defective wiring, burnt fuses, worn switches, and electric motor parts, and repairs electrical fixtures.
• Machines worn or new metal parts, using engine lathe, drill press, and other machine tools.
• Cuts and fuses metals to fabricate metal parts and pipes.
• Cuts pipe threads and installs and tests gas, steam, water, and air pipes.
• Fabricates, alters, and installs sheet metal chutes, covers, tubing, containers, and fittings.
• May affix special attachments, set dies, and repair belts.
• May operate electric motors, pumps, compressors, and water filters to cool refrigerating rooms.