Problem 1:

What are the important functions of maintenance department?

• Day to day activities
• Keeping the machinery, equipment, and services in proper working condition
• Ensuring operation of high cost and state-of-the-art machines at optimal levels (minimum downtime and maximum productivity) establishing a good relationship between the availability, reliability, and maintainability of a plant(preserve machines in near original condition)
• Conclusion

Problem 2:

Why detail analysis and use of different methods are needs for taking suitable decisions on the equipment replacements? Describe briefly these methodologies used.

• What would be the optimal level of preventive maintenance for equipment?
• Is there any optimal group replacement policy available for performing maintenance in an operations system?
• When should the equipment be replaced and through which means?
• Decision Tree analysis method.
• Barnes Formula method.
• Minimum Annual Cost method.
• MAPI Method