IND 144 - Pump Overhaul and Repair

1. Review the purpose for and history of pumps
   1. Describe the two basic types of pumps
   2. Discuss how pumps were developed
2. Explain the principles of operation of positive displacement pumps
   1. Classify positive displacement pumps
   2. Discuss the differences between the ideal and the real positive displacement pump curves
3. Disassemble, inspect, and reassemble a gear type positive displacement pump
   1. List the types of gear pumps
   2. Identify the parts of a gear pump
   3. Explain the operation of a gear pump
   4. State the factors that effect the efficiency of a gear pump
4. Disassemble, inspect, and reassemble a vane type positive displacement pump
   1. List the types of vane pumps
   2. Identify the parts of a vane pump
   3. Explain the operation of a gear pump
   4. State the factors that effect the efficiency of a gear pump
5. Disassemble, inspect, and reassemble a rotary piston pump
   1. List the types of piston pumps
   2. Identify the parts of a piston pump
   3. Explain the operation of a gear pump
   4. State the factors that effect the efficiency of a gear pump
6. Disassemble, inspect and reassemble a reciprocating pump
   1. List the types of reciprocating pumps
   2. Identify the parts of a reciprocating pump
   3. Explain the operation of a reciprocating pump
   4. State the factors that effect the efficiency of a gear pump
7. Discuss the various types and applications of special service pumps
8. Disassemble, inspect and reassemble a diaphragm, submersible, and jet pump
   1. Identify the parts of a diaphragm, submersible, and jet pump
   2. Point out the different types of suction and discharge valves for a diaphragm pump
   3. Explain the operation of a diaphragm, submersible, and jet pump
   4. State the factors that effect the efficiency of a diaphragm, submersible and jet pump
9. Explain the principles of operation of a centrifugal pump
   1. Classify centrifugal pumps
   2. Discuss the pump laws for a centrifugal pump
   3. Describe the effect of the introduction of the system curve on the pump curves
10. Packing and Mechanical seal systems
    1. Summarize the differences between packing and mechanical seal systems
    2. List the advantages of mechanical seals and packing
    3. List the disadvantages of mechanical seals and packing
    4. Discuss the principles of operation of mechanical seals
    5. Identify the precautions to be taken when replacing mechanical seals
11. Calculate the amount of shims required to align a prime mover to a mechanical device
    1. Define the following terms: “Soft-foot”, Angular misalignment, and Parallel
    2. Outline the four step alignment process
12. Disassemble, inspect, reassemble, and align a centrifugal pump
    1. Identify the parts of a centrifugal pump
    2. Explain the operation of a centrifugal pump
    3. State the factors that effect the efficiency of a centrifugal pump