1. Emergency Call Out Service- Contractor shall provide 24-hour emergency services as needed in all aspects of HVAC emergency repair for the County facilities included in this specification. Contractor shall be available for emergency services 7-days a week, inclusive of holidays. Contractor shall have working personnel on-site within 2 hours of the call-out, or respond by telephone to the County Representative within one half-hour if the problem is capable of being corrected through the use of a computer modem to alleviate the source of complaint. 2. HVAC Maintenance and Monitoring a. Contractor shall respond to indoor temperature complaints and provide expeditious correction and record complaints and corrections at all County facilities. b. Contractor shall inspect all HVAC systems at least twice each year, with seasonal startup and run inspections performed and documented. c. Contractor shall provide oversight and documentation of Seasonal Preventative Maintenance on all HVAC systems and provide that data to the County Representative at the first of every month. d. Contractor shall inspect all support structures and provide documentation of maintenance and repairs to the County Representative. e. Contractor shall inspect all moving parts or components; investigate noises; belts, bearings, drives, and fans; and lubricate and adjust as recommended per manufacturer’s specifications. f. Contractor shall perform air-handling unit maintenance which includes but is not limited to: all services recommended by manufacturer; replacing air filters at least quarterly at all County facilities not covered under resulting contract. g. Contractor shall inspect, provide oversight and documentation that all County owned facilities are receiving required work. h. Contractor shall perform monthly walkthroughs of HVAC systems for preventative maintenance work requests...