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^ . ' ` ^ FORMR4O5'2O14 MANDATORY' ��D��U�� /[�[�DUS�\ " ~^~~~~~~^~ ^^�—~--- ` — (Continued) O value and shall not be used for equipment sizing.Manufacture's expanded performance data shall be used to select cooling-only equipment.This selection shall be used to select coolino-only equipment..This sel-ection shall be based on the outdoor design dry bulb temperature for the load calculation(or entering water temperature for water-source equipment),the blower cfm provided by the expanded performance data, the design value for entering wet bulb temperature and the design'value for entering dry bulb temperature. Design values for entering wet bulb and dry bulb temperaiure shall be 44he indoor dry bulb and relative humidity used for the load calculation and shall be adjusted for return side gains if the return duct(s)is installed in an unconditioned space. Exceptions: 1 Attached single-and multi-family residential equipment sizing may be selected ao that its cooling capacity is less than the calculated total sensible load but not less than oopercent of that load. 2. When signed and sealed by a Florida-registered engineer,in attached single-and multi-family units,the capacity of equipment may bo sized in accordance with good design practice. u n40oa1.2 Heating equipment capacity . R4V3'n.1.2.1 Heat pumps. Heat pumps sizing shall be based on the cooling requirements as calculated according to Section R403a1.1 and the heat pump tota|noo|ingoopao�ynho||nmbomnra�han1.�shmoagm�ar�on the design cuoUng�sd. " Rono.o.1.2.2 Electric resistance furnaces. Electric resistance furnaces shall ue sized within fNNof the design requirements calculated according to the procedure selected in Section R403.6.1. ~ n403.6.1.2.3 Fossil fuel heating equipment. The capacity of fossil fuel heating equipment with natural draft atmospheric burners shall not bnless than the design load calculated in accordance with Section R4o3.V.1. O n4nu.6.1.3 Extra capacity required for special occasions. Residences requiring excess cooling n,heating equipment capacity onam intermittent basis,such as anticipated additional loads caused by major entertainment events,shall have equipment sized or controlled to prevent continuous space cooling or heating within that space by one ur more of the following options: 1. A separate cooling or heating system ia utilized m provide cooling or heating to the major entertainment areas. e. A variable capacity system sized for optimum performance during base load periods is utilized, 0 8400.7 Systems serving multiple dwelling units y0oodutqq0. Systems serving multiple dwelling units shall comply with Sections C403 and c404 of the Commercial Provisions in lieu of Section R403. O 8403.8 Snow malt system controls(Mandatory). Snow andice-melting systems,supplied through energy serviceto the building,shall include automatic controls capable m shutting off the t when the pavement temperature is above 551F,and no precipitation is failing and an automatic or manual control that will allow shutoff when the outdoor temperature is above 400F. [] R4o3.o Swimming pools,|ng,ound spas and portable spas yMundomor0. The energy requirements for residential pools and inomund spas shall boes specified in Sections R400y.1 through R4000.o and/o accordance with ANS|/aPSP'1s.The energy requirements for portable spas shall boin accordance with ANG|/APGP'14. O n403.9'1 Pool and spa heaters. All pool heaters shall be equipped with a readily accessible on-off switch that is mounted outside the heater to allow shutting off the heater without adjusting the thermostat setting. ~ R403y.1.1 Gas and oil-fired pool and spa heaters. All gas-and oil-fired pool and space heaters shall have aminimum ' thermal efficiency nfoc percent for heaters manufactured onn,after April 1o.2n1owhontamed(naccondancnwithAN0Za1.os. Pool heaters fired by natural gas or LP gas shall n ot have continuously burning pilot lights. ' ° R403�.1 ��uH� pool heaters. Heat pool heaters shall have a minimum COP oY 4.0 when tested in e with xHR| 11»n.Table u.Standard Rating Condihuna`Low Air Temperature.Ateutmmort from an independent laboratory is required to verify procedure compliance.Geothermal swimming pool heat pumps are not required to meet this`standaod. (] n000.9.c Time switches. Time switches or other control method that can automatically turn off and on heaters and pumps accordingtva preset schedule shall be installed on all heaters and pumps.Heaters,pumps and motors that have built in timers shall be deemed in compliance with this equipment. Exceptions: ~ 1. Where public no�ha�nuamomqu�,o*�ou pump operations. m 2. Whepum are required to operate solar-and pool heating systems. 3. Where pumps are powered exclusively from on-site renewable generation. O R403.9.3uovprs' Heated swimming-pools and inground permanently installed spas shall be equipped with a vapor-retardant cover on or su the water surface ora liquid cover n,othe r means proven m reduce heat loss. Excepbnn: 0mdou,pools de��ngove ro m�ofthunn�Dyfvrho�ing�nmoi�*movo�denmgy.uucmnsahm�pumpm ^ solar energy source computed over mo operating season. O Rn404.1 Lighting equipment(MandatpnM' A minimum of 75 percent of the lamps in permanently installed lighting fixtures shall be high-efficacy lamps ora minimum of7spercent of permanently installed lighting fixtures shall contain only high efficacy lamps. Exception: Low-voltage lighting shall not be required to utilize high-efficacy lamps. O R404.1.1 Lighting equipment(0bndmtor0. Fuel gas lighting systems shall not have continuously burning pilot lights O Ruu5.2 Performance ONLY. All ducts not entirely inside the building thermal envelope shall be insulated ma minimum nfR-o. L) R405.2.1 Performance ONLY. Ceilings shall have minimum insulation of R-1 9.Where single assemby of the exposed deck and beam.type or concrete deck roofs du not have omffivo"t space,R'1oioallowed. ` 11/11/20/71:00PM EnurgyGamue@ USA-F|oRoe2o14 'Section R4os.4.1onm Page 3ofu