Specifications include, but are not limited to: The Golden Gate Division office currently has six (6) roof mounted, and eighteen (18) ground mounted HVAC units. On a quarterly basis the Contractor shall perform the maintenance identified herein. Equipment shall be services and maintained according to the manufacturer’s specifications. a. A logbook will be kept on-site for each piece of equipment to be maintained by the Contractor. The logbook shall contain the date of each quarterly maintenance performed. In addition, the logbook shall contain the records of any miscellaneous repairs. This will include date of entry, name of individual making entry, make, brand, model number, name plate data, manufacturer’s maintenance literature, parts breakdown, and superheat charging tables. b. Contractor must verify the Make, Model, Serial Number, and CHP identification number of equipment at on the Equipment List, Exhibit A, Attachment 1, and notify the CHP Facilities Coordinator if there is a discrepancy. c. The frequency of quarterly maintenance shall be no more than 90 days between services with the first service to be conducted within 30 days of contract execution