Arlington Heights USARC Replace (2) 100 Ton Chillers, Arlington Heights, IL
Scope of Work: Complete cut/cap of existing piping and demolition of existing (2) 100 Ton Trane chillers and installation of new (2) 100 Ton Chillers. Associated new work included: piping, electrical connections, insulation, and controls. Work had to be phased while keeping one unit operational at all times.
Other work included replacement of leaking three‐way modulating valve in PenPac on the roof along with diagnostics and replacement of (2) non‐working frequency drives.
Definable features of work associated with scope of work:
- Mechanical Demo/Disconnects
- Mechanical / Plumbing—new work
- Start‐up / Commissioning
- New circuit setter and isolation valves
- Hot water pump replacement
- New dual duct VAV box
- New VAV controllers
- New ductwork to new VAVs
- New piping to new BB radiation zone