A professional who installs, calibrates, and repairs weighing scales, using handtools, power tools, and standard test weights. Responsibilities include:

• Moves scale into position, using hoists and rollers.
• Inserts shims between scale base and foundation to level scale.
• Secures scale to foundation, using handtools.
• Tests scale, using certified weights, and adjusts pivots, dial settings, and pendulums to ensure that weight indication meets legal specifications.
• Turns setscrews to adjust spring scales.
• Disassembles scales and repairs or replaces worn or damaged parts, such as pivots and bearings, using bench grinder, handtools, and power tools.
• Straightens, cleans, and repaints structural parts of scale.
• May install, adjust, and repair electronically controlled scales.