Maintenance Management requires acceptance of basic systems approach, i.e. implementation of company goals to management goals. Well know Maintenance management philosophies (TPM, RCM, RBI) applied in order to improve processes, often remain only on the basis of the implementation of services without the need for full integration into existing management systems. Misunderstanding the nature of maintenance management leads to inefficient step, resulting in a contradiction between the goals of management and their ability to support real goals through maintenance management. Process approach in the management of maintenance is the basis for improvement in maintenance and hence achieving the required performance. This article, based on practical experience, analyzes the root errors caused by maintenance management in order to apply the selected philosophy in the management of maintenance without the knowledge or lack of willingness to accept a systemic approach to maintenance management.