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, �.�_ '�'�,. y. �„� � ?�f0 ....�i��i .�. �Il'i�y" �:. I .,IT li.c -Giiil <br />_. �.d levels bE = first story of buiidings duct runs are considered �� envelope until they, <br />__ �e o� �-�ore �to�ie; In neight. 1. connect to the heating or cooling equipment, or <br />_. _. _.r.:!m Start Controls: Heating and cooling systems with design supply 2. are isolated from the exterior with an automa!ic shut-off damper complying <br />_ c=_uaci�ie; exceeding 10,000 cim shall have optimum start controls. Optimum with Section 14�2.4.1. <br />t�rt controls shall be designed to automalically adjust the start time of an HVAC Once outside air ducts meet the above listed requirements, any runs within <br />;ystem each day to bring the spac2 tc desirad occupied temperature levels conditioned ;pace shall comply with Tabie td-5 requirements. <br />nmediately before scheduled occupancy. Thz control algorithm shall, as a Other ducts and pienums shall be thermally insulatad per Table 14-5. <br />nimum, be a iunction of the differ2nce b2bNe2n space iemperatur2 and cccupied Exceptions: <br />�atpoint and the amount oi tima prior io scheduled occupancy. 1. Nlithin the HVAC equipment. <br />9412.5 Heat Pump Controls: Unitary air cooled heat pumps shall include <br />microprocessor controis that minimize supplemental he2t usage during start-up, set- Z Exhaust air ducis not subject to condensation. <br />up, and d2frost conditions. These controls shall anticipat2 need for heat and use 3. Exposed ductwork within a zone that serves that zon2. <br />compression heating as th2 Eirst stage of heat. Controis shall indicate when 1415 Piping Systems <br />supplemental heating is being used through visual means (e g., LED indicators). 1415.1 Insulation: Piping shail be thermally insulated in accordance with Table t4-5 <br />1412.6 Ccmbustion Heating Equipment Controls: Ccmbustion heating equipmenf Exception: Piping installed within unitary HVAC equipment. <br />with a capacity over 225,000 Btulh shall have modulating or staged combustion Wafer pipes outside the conditioned space shall be insulated in accordance with <br />conirol. 000 Washinqton Stat2 Plumbing Code (WAC 51-26) <br />EXCEPTIONS: 1. Boilers. 2 Radiant heafzrs 1416 Completion Requirements (P,eferto N,4EC Section 1416 and the Building <br />1412.7 Balancing: Each air supply outlet or air or water iermina� device shall have ('ommissioning Guidelines. published by tfie Building Commrssioning Association. <br />a means for balancing, including but not limited to, dampers, temperature and lor complete text and guidelines fo� 6uilding completion and commissioning <br />pr2ssure test r.onnec�ions and balar.cing valves requiremenfs ) <br />