Summary
The ahu replacement work shall consist of the following: removal, disposal, and replacement of 3 existing york roof mounted units with units of equal capacity that are compatible with the respective existing chiller and heating water systems. Capture refrigerant during demolition. Replace curb adapters. Replace thermostats. Install new trane performance climate changer (or approved equal) ahu to include all necessary plumbing, pipe insulation, and electrical work after installation of new ahus, charge systems with refrigerant to manufacturer recommended pressure. Leak check circuit and charge to the name plate. Provide all necessary materials handling systems and personnel to remove and replace units on roof provide 1 year parts and labor warranty. See attached file.