a. Reduction of the total time and consequent reduction in production losses.

b. Reduction nin the number or major repairs and consequently reduced maintenance expenses.

c. Reduction in the number or rejects and an improvement in product quality.

d. Reduction in the inventory of spare parts.

e. Reduction in the number of accident s in the plant.

f. Reduction in the unplanned or crisis management in maintenance .

Besides the benefits mentioned above, there are certain costs associated with the preventive maintenance programme. The costs are those of:

a. Scheduled down time of production.

b. Replacement parts and suppliers.

c. Instrument s e g in the case of condition monitoring.

d. Wages of preventive maintenance technicians and staff.