Specifications include, but are not limited to: The purpose of these specifications is to describe requirements for preventative maintenance and servicing of HVAC equipment at various wastewater treatment facilities. The successful bidder will be responsible for providing preventive maintenance as well as repairs; 4.2 Regularly inspect equipment and perform preventive maintenance six (6) times a year per checklist and chemically clean condenser and evaporator coils bi annually (Section 4.6). 4.3 Furnish a completed copy of service technician’s report indicating what repairs, if any, are necessary from each inspection. 4.4 Due to the type of equipment housed in these facilities the successful bidder shall provide preferential service and emergency response in less than 1 and ½ hours. Failure to respond to an emergency call/condition will be basis for termination of agreement. 4.5 No improvement or repairs beyond routine PM/inspection will be made without proper authorization from maintenance superintendent or his designee. 4.6 Service Inspection Checklist: The following items at a minimum shall be performed at each inspection: 4.6.1 Clean supply and return registers 4.6.2 Furnish and replace filters (write the date on the filter when replaced) 4.6.3 Check for refrigerant leaks 4.6.4 Check operating pressures 4.6.5 Check and clear condensate drain pan and lines 4.6.6 Check oil blower motor 4.6.7 Check compressors 4.6.8 Check fan limits and controls 4.6.9 Check thermostats, calibrate as necessary 4.6.10 Chemically clean condenser and evaporator coils bi annually 4.6.11 Check motor voltage and amperage, check contactors 4.6.12 Check for proper heating on applicable systems and defrost cycle on heat pumps 4.6.13 Check belts and tension adjust and/or replace if needed.