Maintenance Policies

Which of the following is NOT typically found in a maintenance policy manual?

• Objectives for all levels of supervision

• Reporting requirements

• Individual employee performance reviews

• Useful methods and techniques.

Approximately what percentage range of total direct maintenance costs is typically attributed to material costs?

• 10-20%

• 20-30%

• 30-40%

• 40-50%

What is the primary purpose of performing preventive maintenance (PM)?

• To repair equipment after it has broken down.

• To increase the total maintenance cost of an organization.

• To keep facility/equipment in satisfactory condition by addressing early-stage deficiencies.

• To solely focus on meeting standards compliance.

Which of the following is a broad indicator used to measure the effectiveness of the maintenance function?

• Total time spent in performing preventive maintenance / Total time spent for the entire maintenance function

• Total actual maintenance cost / Total budgeted maintenance cost

• Total maintenance cost / Total number of man-hours worked

• Total maintenance cost / Total sales

What does a reliability of 0.99 indicate for a product?

• It is absolutely certain not to work as intended.

• It is 50 percent likely to work as intended.

• It is 99 percent likely to work as intended.

• It is certain to work as intended.

A maintenance department had a total maintenance cost (TMC) of PHP 1,500,000 and the total sales (TS) for the same period were PHP 30,000,000. Calculate Index I (I1)

In a manufacturing plant, the total output (TO) in gallons was 500,000, and the total maintenance cost (TMC) was PHP 2,500,000. Calculate Index II (I2).

A maintenance team spent a total of 120 hours on preventive maintenance (TTPM) and the total time spent for the entire maintenance function (TTEP) was 400 hours. Calculate Index IV (I4).

A piece of equipment has a Mean Time Between Failures (MTBF) of 500 hours and a Mean Time To Repair (MTTR) of 20 hours. Calculate the availability of the equipment.

A certain machine had 5 instances of failure over a period. The total time spent on repairing these failures was 25 hours. Calculate the Mean Time To Repair (MTTR)