EBOM 2009 EAc2.3: Existing Building Commissioning—Ongoing Commissioning

  • EBOM EAc2.3 Type3 Commissioning Diagram

  • Repeated cycle of retrocommissioning

    Ongoing commissioning involves performing critical elements of the retrocommissioning process, repeatedly over a series of two-year cycles. The idea is to optimize system performance and continue to fine-tune it, actively preventing problems for the lifetime of the building. 

    Third of three commissioning credits

    The tasks of ongoing commissioning are similar to those performed during retrocommissioning, as completed for EAc2.1, Option 1 and EAc2.2. This credit simply repeats those activities over continuous and ongoing two-year cycles. You would not attempt EAc2.3 unless you have committed to EAc2.1 Option 1, and EAc2.2. (The activities associated with EAc2.1 Option 2, the ASHRAE Level II Audit, will not satisfy the...

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