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2. <br />3: <br />4. <br />5. <br />MULTI-PURPOSE SOUND SYSTEM <br />Section 16780 <br />15-1207 <br />Inspection: Verify that all conduit has been de -burred and properly joined, <br />coupled, and terminated prior to pulling of cables. Inspect all conduit bends to <br />ensure proper radius, in accordance with recommendations of the cable <br />manufacturer. Verify that all conduit is clear of foreign matter. <br />Pulling: Apply a chemically inert conduit lubricant to all wire and cable prior to <br />pulling. Do not subject wire and cable to tension greater than that recommended <br />by the manufacturer. <br />Loops: Provide a box loop for all wire and cable routed through junction boxes, <br />pull boxes or distributionpanels. Cable loops and bends shall not be less than <br />the radius recommended by the manufacturer. <br />Vertical Support: Secure all wire and cable run vertically in conduit for continuous <br />distances greater than thirty (30) feet at the vertical run terminations. Non <br />Coaxial cables shall be secured by screw flange nylon cable ties or similar <br />approved devices. Symmetrical conforming, nonmetallic bushings shall be <br />provided for all other cables. <br />'Wire and cables shall be labeled with proper identification for all devices. Inputs <br />and outputs shall be individually numbered for each component. Clear shrink <br />tubing placed over the label shall be required to complete the labeling process. <br />Labels shall be located within 4" of the device connector. Hand written cloth or <br />vinyl markers are not acceptable. <br />C. Box, Panel, and Enclosure Installation: <br />1. Alignment: Install boxes, panels, and enclosures square and plumb. Set flush <br />mounted units so that the face of the cover, bezel, or escutcheon, is in the same <br />plane as the surrounding finished surface. Boxes, panels, and trim shall be <br />mounted so that there are no gaps, cracks, or obvious lines between the trim and <br />the adjacent finished surface, and shall be ready to receive final paint. <br />2. Access: Verify proper access to boxes, panels and enclosures. <br />D. Equipment Rack Installation: <br />1. Provide a minimum 16RU space in rack, consisting of a sturdy steel backbox with <br />knockout panels that accommodate numerous size conduits. The mounting section shall <br />provide both left hand and right hand open -swing, and offer greater than 900 access for <br />servicing. The mounting section shall mount to the backbox from the inside using two <br />heavy duty spring-loaded L -pins that are self -seating and positive -locking upon closure, <br />providing fast, secure installation without visible hinging or hardware. Backing shall be <br />provided by the'G.C. however and additional hardware and bracing for seismic restraint <br />shall be the responsibility of the contractor providing the rack. Provide a fully -vented and <br />lockable front dobr for the rack. The Contractor shall provide a 1 (RU) service I.D. panel <br />that includes contact information in the event warranty service is required. Additional <br />blank panels shall be provided to fill all spaces on the front rack rails. Consistent texture <br />and color must be observed for all panels provided within the rack. <br />2. The Contractor shall provide a 1 (RU) service I.D. panel that includes the audiovisual <br />contractor's contact information, in the event warranty service is required. Additional <br />blank panels shall be provided to fill all spaces on the front rack rails. Consistent texture <br />and color must be observed for all panels provided within the rack. <br />19 <br />