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Round 1 Bowling and Amusement 12/09/2024 Paradigm Design <br />Main Place Mall Expansion Grand Rapids, MI <br />Santa Ana, California <br />Project #2309147GR <br />H.Examine test reports specified in individual system and equipment Sections. <br />I.Examine HVAC equipment and filters and verify that bearings are greased, belts are aligned <br />and tight, and equipment with functioning controls is ready for operation. <br />J.Examine terminal units, such as variable-air-volume boxes, and verify that they are accessible <br />and their controls are connected and functioning. <br />K.Examine strainers. Verify that startup screens are replaced by permanent screens with indicated <br />perforations. <br />L.Examine three-way valves for proper installation for their intended function of diverting or <br />mixing fluid flows. <br />M.Examine heat-transfer coils for correct piping connections and for clean and straight fins. <br />N.Examine system pumps to ensure absence of entrained air in the suction piping. <br />O.Examine operating safety interlocks and controls on HVAC equipment. <br />P.Report deficiencies discovered before and during performance of TAB procedures. Observe <br />and record system reactions to changes in conditions. Record default set points if different from <br />indicated values. <br />3.2 PREPARATION <br />A.Prepare a TAB plan that includes strategies and step-by-step procedures. <br />B.Complete system-readiness checks and prepare reports. Verify the following: <br />1.Permanent electrical-power wiring is complete. <br />2.Hydronic systems are filled, clean, and free of air. <br />3.Automatic temperature-control systems are operational. <br />4.Equipment and duct access doors are securely closed. <br />5.Balance, smoke, and fire dampers are open. <br />6.Isolating and balancing valves are open and control valves are operational. <br />7.Ceilings are installed in critical areas where air-pattern adjustments are required and <br />access to balancing devices is provided. <br />8.Windows and doors can be closed so indicated conditions for system operations can be <br />met. <br />3.3 GENERAL PROCEDURES FOR TESTING AND BALANCING <br />A.Perform testing and balancing procedures on each system according to the procedures contained <br />in AABC's "National Standards for Total System Balance", ASHRAE 111, NEBB's "Procedural <br />Standards for Testing, Adjusting, and Balancing of Environmental Systems", SMACNA's <br />"HVAC Systems - Testing, Adjusting, and Balancing" and in this Section. <br />1.Comply with requirements in ASHRAE 62.1-2004, Section 7.2.2, "Air Balancing."