A. Preventive Maintenance Labor 1. The Professional shall provide scheduled systematic examinations, adjustments, cleaning and lubrication of all machinery, machinery spaces, trusses for escalators, hoist ways and pits. The Professional shall include the following minimums on site that are to be dedicated to routine preventive maintenance. These are minimum requirements and in all cases the Professional is responsible to provide the amount of time per device necessary to complete all tasks: i. One hour per month per Hydraulic Elevator ii. Two hours per month per Traction Elevator iii. One hour per three-month period per ADA, Wheelchair Lift, and Dumbwaiter iv. Six hours per three-month period per Escalator v. Three hours per three-month period per Vertical Conveyor 2. The Professional shall formulate its proposed schedule for the forthcoming month and/or quarter incorporating the "minimum" preventive maintenance requirements specified herein for all units. The schedule shall consist of the anticipated "out of service" times for each unit and the procedure to be performed. Deviations from this master schedule as desired by Professional or mandated by other building and equipment conditions shall be reported to CUCF for approval. 3. When conditions warrant or CUCF requests a revised schedule be submitted for the balance of the year, the Professional shall prepare same incorporating the record history of preventive maintenance procedures accomplished prior to the revision. 4. Prior to commencement of each site visit, the Professional shall obtain a list of complaints or other recorded vertical transportation problems from the management representative for building services. Corrective actions shall be implemented based on the severity of the complaint, required extra work repairs and scheduled maintenance procedures as approved by CUCF or designee. Prior to leaving each site visit, the Professional shall review with CUCF or Designee the corrective action taken on each noted item. The Professional shall provide a written report when requested.