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Orange County West Campus Office Building -HVAC <br />PDC Project 23020 Commissioning of HVAC 23 08 00 - 3 <br />C.Prepare a preliminary schedule for HVAC pipe and duct system testing,flushing and cleaning, <br />equipment start-up and testing,adjusting,and balancing start and completion for use by the <br />Commissioning Authority;update the schedule as appropriate. <br />D.Notify the Commissioning Authority when pipe and duct system testing,flushing,cleaning,startup <br />of each piece of equipment and testing,adjusting,and balancing will occur;when commissioning <br />activities not yet performed or not yet scheduled will delay construction notify ahead of time and be <br />proactive in seeing that the Commissioning Authority has the scheduling information needed to <br />efficiently execute the commissioning process. <br />E.Put all HVAC equipment and systems into operation and continue operation during each working <br />day of testing,adjusting,and balancing and commissioning,as required. <br />1.Include cost of sheaves and belts that may be required for testing,adjusting,and balancing. <br />F.Provide test holes in ducts and plenums where directed to allow air measurements and air <br />balancing;close with an approved plug. <br />G.Provide temperature and pressure taps in accordance with Contract Documents. <br />3.02 INSPECTING AND TESTING -GENERAL <br />A.Submit startup plans,startup reports,and Prefunctional Checklists for each item of equipment or <br />other assembly to be commissioned. <br />B.Perform the Functional Tests directed by the Commissioning Authority for each item of equipment <br />or other assembly to be commissioned. <br />C.Provide two-way radios for use during the testing. <br />D.Valve/Damper Stroke Setup and Check: <br />1.For all valve/damper actuator positions checked,verify the actual position against the control <br />system readout. <br />2.Set pump/fan to normal operating mode. <br />3.Command valve/damper closed;visually verify that valve/damper is closed and adjust output <br />zero signal as required. <br />4.Command valve/damper open;verify position is full open and adjust output signal as <br />required. <br />5.Command valve/damper to a few intermediate positions. <br />6.If actual valve/damper position does not reasonably correspond,replace actuator or add pilot <br />positioner (for pneumatics). <br />E.Isolation Valve or System Valve Leak Check: For valves not by coils. <br />1.With full pressure in the system,command valve closed. <br />2.Use an ultra-sonic flow meter to detect flow or leakage. <br />F.Deficiencies: Correct deficiencies and re-inspect or re-test,as applicable,at no extra cost to <br />Owner. <br />3.03 TAB COORDINATION <br />A.TAB: Testing,adjusting,and balancing of HVAC. <br />B.Coordinate commissioning schedule with TAB schedule. <br />C.Review the TAB plan to determine the capabilities of the control system toward completing TAB. <br />D.Provide all necessary unique instruments and instruct the TAB technicians in their use;such as <br />handheld control system interface for setting terminal unit boxes,etc. <br />E.Have all required Prefunctional Checklists,calibrations,startup and component Functional Tests of <br />the system completed and approved by the Commissioning Authority prior to starting TAB. <br />F.Provide a qualified control system technician to operate the controls to assist the TAB technicians <br />or provide sufficient training for the TAB technicians to operate the system without assistance. <br />3.04 CONTROL SYSTEM FUNCTIONAL TESTING <br />A.Prefunctional Checklists for control system components will require a signed and dated <br />certification that all system programming is complete as required to accomplish the requirements <br />Docusign Envelope ID: 8DED1454-68D2-4E36-9FC6-E56FF2124E5D