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Examples of Maintenance Schedules (Approximate cost = $656,000) <br /> • HVAC <br /> o filters and replaced quarterly (minimum) <br /> o belts replaced annually, checked each quarter <br /> o pumps and motor bearings <br /> o coil cleaning <br /> o boilers have a yearly service contract <br /> o chillers are serviced and inspected annually <br /> o cooling towers receive chemical treatments <br /> o AHU are checked when filters are changed <br /> o Indoor Air Quality inspections semi-annually <br /> • Electrical <br /> o thermal imaging of panels (ongoing) <br /> o fire systems checked and serviced yearly, inspected and tested <br /> monthly <br /> o sprinkler systems serviced annually <br /> o emergency generators serviced yearly <br /> o fire hood systems inspected annually and cleaned semi-annually <br /> • Plumbing <br /> o backflows inspected and repaired annually <br /> o hot water boilers yearly service contract for inspections <br /> o grease traps as needed (monthly, quarterly or annual) <br /> o rainwater collections included in water treatment contracts <br /> o winterization on all irrigation and outside water stations before <br /> first freeze through spring <br /> • Grounds <br /> o bio-retention ponds annual inspection and service <br /> o playgrounds inspected annually by district grounds <br /> staff/monthly by school staff <br /> o athletic fields have regular ongoing maintenance <br /> 0 ongoing maintenance for cleaning drains, mowing, trimming as <br /> needed <br />