Specifications include, but are not limited to: The Contractor must inspect the facility and verify the list of equipment to be serviced and maintained according to the specifications. All HVAC equipment, including: SOUTHBOUND EQUIPMENT TO BE SERVICED: UNIT MOUNT MANUFACTURER MODEL # SERIAL # 1 WALL CARRIER WAC25991W 2403091090374190150080 NORTHBOUND EQUIPMENT TO BE SERVICED: UNIT MOUNT MANUFACTURER MODEL # SERIAL # 1 WALL CARRIER 51GMA118301 02X079350 CHP reserves the right to add equipment similar to the list established at the commencement of this contract and delete equipment that has become obsolete. 6. Contractor is to review and list any discrepancies to the following make, model, and/or serial numbers of equipment found at the site(s). 7. The Contractor agrees to provide quarterly maintenance service for: all equipment, labor, materials, and supplies necessary for the performance of the work of this contract unless otherwise specified herein. .8. QUARTERLY MAINTENANCE A. A logbook will be kept on site for each piece of equipment to be maintained by the technician. The log shall contain the dates each quarterly maintenance was performed. B. The frequency of quarterly maintenance shall be no more than ninety (90) days between services.