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DocuSign Envelope ID:D561B1AE-DF34-4907-AD06-AOEB37BBE427 <br /> CHAPEL HILL ORANGE COUNTY VISITORS BUREAU August 12,2020 <br /> 308 WEST FRANKLIN,CHAPEL HILL,NC <br /> finishing work specified in Division 09 Sections. Do not install surface-mounted items until finishes <br /> have been completed on substrates involved. <br /> 1. Set units level, plumb, and true to line and location. Adjust and reinforce attachment substrates <br /> as necessary for proper installation and operation. <br /> 2. Drill and countersink units that are not factory prepared for anchorage fasteners. Space fasteners <br /> and anchors according to industry standards. <br /> C. Key Control System: Tag keys and place them on markers and hooks in key control system cabinet, as <br /> determined by final keying schedule. <br /> D. Boxed Power Supplies: Locate power supplies as indicated or, if not indicated, above accessible <br /> ceilings. Verify location with Architect. <br /> 1. Configuration: Provide one power supply for each door opening. <br /> 2. Configuration: Provide the least number of power supplies required to adequately serve doors <br /> with electrified door hardware. <br /> E. Thresholds: Set thresholds for exterior and acoustical doors in full bed of sealant complying with <br /> requirements specified in Division 07 Section"Joint Sealants." <br /> 3.4 FIELD QUALITY CONTROL <br /> A. Independent Architectural Hardware Consultant: Owner will engage a qualified independent <br /> Architectural Hardware Consultant to perform inspections and to prepare inspection reports. <br /> 1. Independent Architectural Hardware Consultant will inspect door hardware and state in each <br /> report whether installed work complies with or deviates from requirements, including whether <br /> door hardware is properly installed and adjusted. <br /> 3.5 ADJUSTING <br /> A. Initial Adjustment: Adjust and check each operating item of door hardware and each door to ensure <br /> proper operation or function of every unit. Replace units that cannot be adjusted to operate as intended. <br /> Adjust door control devices to compensate for final operation of heating and ventilating equipment and <br /> to comply with referenced accessibility requirements. <br /> 1. Spring Hinges: Adjust to achieve positive latching when door is allowed to close freely from an <br /> open position of 30 degrees. <br /> 2. Electric Strikes: Adjust horizontal and vertical alignment of keeper to properly engage lock bolt. <br /> 3. Door Closers: Unless otherwise required by authorities having jurisdiction, adjust sweep period <br /> so that, from an open position of 70 degrees, the door will take at least 3 seconds to move to a <br /> point 3 inches (75 mm) from the latch,measured to the leading edge of the door. <br /> B. Occupancy Adjustment: Approximately three months after date of Substantial Completion, Installer's <br /> Architectural Hardware Consultant shall examine and readjust, including adjusting operating forces, <br /> each item of door hardware as necessary to ensure function of doors, door hardware,and electrified door <br /> hardware. <br /> DOOR HARDWARE 087100 - 18 <br />