Orange County Corrections Phoenix Chiller Replacement

The work at Orange County Corrections Phoenix building consists of the following: 1. Replacement of existing 125-ton air-cooled chillers and 10 hp pumps with two (2) new 130-ton air-cooled chillers, two (2) 15 hp primary chilled water pumps, provide new chilled water piping connections to new equipment, new valves, new valve tees for temporary chiller connections and new unit controller. 2. Provide new breakers, electrical wiring, and disconnects per electrical drawings. 3. Replace crushed concrete fill in chiller yard with new membrane and new natural stone fill. 4. The contractor shall phase the work and/or use temporary chillers to maintain chilled water supply temperature at 45 degrees F. The chillers are 100% redundant and one chiller is required to operate throughout construction to maintain the cooling load in the building.

Division 23 -

Heating, Ventilating, and Air Conditioning (HVAC), Instrumentation and Control for HVAC, HVAC Air Distribution, Central HVAC Equipment.