After completing this course, the licensee should be able to:
• Name the parts that make up the power end of a reciprocating pump and describe their operation.
• Define the terms single-acting pump and double‐acting pump when given the piston ratio and motor air supply.
• Explain how the pumped fluid lubricates a reciprocating pump.
• Calculate the discharge pressure of an air-driven pump
• Compare simplex and duplex pumps
• Tell what pumps are used for metering applications.
• Describe metering pump lubrication techniques.
• Name the parts of a diaphragm metering pump and state the function of each.
• Explain the operation of a diaphragm metering pump.
• Describe the operation of a flexible-tube pump.
• Give an application for a progressing-cavity pump.
• Name one disadvantage of a sealless magnetic- drive pump.
• Explain how to prepare a new centrifugal pump for operation.
• Tell which parts of a reciprocating slurry pump require the most maintenance.
• Tell why slight leakage through shaft seals is necessary.
• Name the type of stuffing box required for pumps operating under suction lift conditions.
• Give a typical application each for cotton, Teflon® and aluminum packing.
• Describe the procedure for replacing pump packing.
• Describe a packingless seal.
• Name three types of antifriction bearings.
• Name three factors to consider when preparing pump lubrication schedules.
• Describe a typical application for both felt and synthetic bearing seals.
• Tell the two major maintenance problems encountered in rotary pumps.
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- Approved By: Vermont Department of Environmental Conservation
Jerry previously served the state of North Carolina as a Level III electrical inspector and provided state-approved electrical training for electrical inspectors at both Alamance County and Guilford County (NC) Community Colleges. Jerry taught the Kentucky state-approved four-year electrical apprenticeship programs offered by the Independent Electrical Contractors (IEC) Trade School and Associated Builders and Contractors (ABC) Trade School, and served the state of Kentucky as a Master Electrician and Louisville Metro Code Enforcement Officer. Jerry is a Certified Distance Education Instructor (CDEI) and NCCER Core and Electrical Curriculum certified instructor. Jerry currently holds North Carolina and ICC electrical inspector accreditations and is recognized by the state of Washington as an approved electrical administrator.