DOT Code: 825.361-014

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Description
Tests electrical and mechanical vibrator feeders and conveyors for conformance to specifications: Clips cable of test board to electric vibrator equipment. Turns dials and observes meters to operate electric vibrator equipment at specified cycle, voltage, and amperage levels. Holds end of scale against vibrator equipment to pick up vibration. Reads scale mark that shows distinct double image and determines vibrating frequency on conversion chart. Starts motor of mechanical vibrator equipment and verifies vibrating frequency. Advises Assembler (machinery mfg.) to add or remove vibrator bars from electrical vibrator equipment or weights from drive shaft of mechanical vibrator equipment, to correct vibrating deficiencies. May inspect vibrator equipment for loose bearings and bolts, using stethoscope. Records test data.

Work Process Schedule

Task Hours
A.Fundamentals of Vibration2000
B.Basic Vibration Data Analysis2000
C.Vibration Analysis Testing Equipment2000
D.Basic Mechanical Knowledge2000
(Every 2,000 hours = one year) Total Hours: 8,000

Related Technical Instruction
The Commonwealth of Massachusetts requires 150 hours each year of related technical instruction which must be mastered by the apprentice in order to successfully complete the program. For further information, please call the Division of Apprentice Training at (617) 626-5409.