This unit highlights the typical procedures of maintenance tasks common to most elevator installations. It details the tasks required for proper maintenance of machine spaces including equipment found in machine rooms and machine room-less (MRL) installations, hoistway maintenance including all equipment in the car, the doors, the pit, the overhead, and the corridor. It also covers repair of various freight door systems including landing doors and car gates, both power and manual. It also describes safe procedures for accessing equipment during maintenance including entering and exiting the pit and accessing the car top. This unit will cover the various types of equipment you may encounter during maintenance, including older installations. Maintenance tasks will vary greatly depending on the type of equipment and when it was installed. This unit is not intended to replace company procedures or policies where they exist.