This document outlines the topics covered in 5 units on maintenance engineering. It includes definitions of key terms, explanations of maintenance strategies and systems, discussions of reliability and failure analysis techniques, and descriptions of condition monitoring tools and processes. The overall document focuses on planning and optimizing maintenance to improve equipment reliability, availability, and safety while reducing costs. It covers both traditional and computer-based approaches.

1. UNIT-1
PART-A
1.What is the difference between maintenance and maintainability?
2. What is meant by maintenance planning?
3. Define reliability.
4. What is MTBF, MTTR&MTTF?
5. What is maintenance? list the objectives of maintenance?
6. What are the benefits of a sound maintenance system?
7. What is maintenance economics?
PART-B
1. Briefly explain the following.
MTBF
MTTR
MTTF
2. What are the important factor to be considered in maintenance planning?
3. What are the objectives and principles of planned maintenance?
4. What is equipment availability and describe the three basic approaches in dedail?
5. Explain the maintenance organization structure in dedail.
6. Briefly explain the reliability centered maintenance.
7. Explain maintenance economics.
8. Explain the important and benefits of a sound maintenance system.
9. Explain briefly different types and classes of maintenance organization.
PART-C
1. Explain the various cost associated with maintenance. state the steps necessary to reduce the
maintenance cost in an industry.

2. Unit 2
Part-A
1.Define TPM. What are the benefits of TPM?
2.Define Repair Cycle.
3.How the maintenance is categorized?
4.What is meant by Reliability Centered Maintenance?
5.What are the advantages of Preventive Maintenance?
6.What is Lubrication? why it is needed?
7.What is the difference between predictive and corrective maintenance?
8.List the various pillars of TPM.
Part-B
1.Explain the various maintenance categories with their merits and demerits
2.What are the functions of Lubrication? Briefly explain the methods of Lubrication.
3.What is TPM? Briefly explain the procedure for TPM.
4.Explain the repair cycle.
5.Discuss the various stages involved in implementation of TPM.
6.With an example explain maintenance schedule.
Part-C
1.What are the steps involved in Preventive Maintenance? why preventive maintenance is better than
reactive maintenance?
2.What do you understand by maintenance categories? Explain common types and explain the basis of
their selection?

3. Unit 3
Part-A
1.What is condition Monitoring and list control Monitoring Techniques.
2.What are the advantages of condition Monitoring?
3.What are the instruments used in condition Monitoring?
4.What are the types of wear?
5.Explain the role of condition Monitoring?
6.What is pistol Thermometer?
7.Write a short note on Wear Debris Analysis?
8.What is meant by Thermography?
9.What are the types of Condition Monitoring Techniques?
Part-B
1.Explain various levels/methods of condition monitoring?
2.Explain on-line and off-line condition monitoring?
3.Explain the basic steps in condition monitoring?
4.Explain the various methods and instruments for CM?
5.Explain the pistol thermometer with neat sketch?
6.What are the benefits of CM?
7.What is Wear Debris Analysis? What are the three wear debris techniques commonly used and
compare their performance and uses?

4. UNIT-4
PART-A
1.What is failure analysis.
2.What is fault tree diagram? List down the benefits of FTA.
3.Differentiate between fault tree diagram and reliability block diagram.
4.Define Root cause analysis.
5.What are the repair methods for slide ways, bearings, lead screw and gears?
PART-B
1.With the neat sketch explain repair methods of Lathe bed and guide ways.
2.What are the methods followed to repair spindles, gears, lead screw and bearings?
3.Discuss the logical fault location and sequential fault locating methods.
4.Discuss the steps involved in performing FMEA.
5. Explain with neat sketch about Fault tree analysis.
PART-C
1.Explain the failure analysis of a machine element of your own interest.

5. UNIT-5
PART-A
1.Write the major stages in material handling system.
Inspection
Repair
Overall
2. What is CMMS? Function of CMMS. Benefits of Computer Maintenance.
3. What s Job card system? List down it.
4.What do you mean equipment record.
5.List any 4 material handling equipment.
6.Role of equipment record in Maintenance Engg.
PART-B
1.Explain the maintenance strategies for the following, (or)
Explain repair methods for following
i)Crane ,ii)Conveyor, iii)Elevator, iv)Hydraulic lift.
2.Explain Job order system with example.
3.Explain in details Computerized maintenance management system.
4.Need and important of equipment record with suitable example.
5.Explain the repair methods for Chain, Rope, Trolley (or) Crane.