A professional who tends intermediate carding machines that open, clean, mix, and straighten wool, asbestos, or synthetic fibers and deliver carded stock to finisher card. Responsibilities include:

• Patrols area between breaker and finisher cards and observes intermediate carding to detect clogged rollers and breaks in carded web (thin, web-like film of fibers).
• Stops machine, removes fiber from clogged rollers, and pieces up broken web by rolling and twisting fibers between fingers.
• Signals finisher-card tender to restart carding machines.
• Oils machine.
• Cleans machine, using airhose and rake.