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2006 Washinpton State Nonresidential Energy Code Compliance Fortn <br />Mechanical - General Requirements <br />1�11.7 G¢nenh EQwpmmt s�all heve a minimum pertarmance et t�e cpecdieG <br />ratinB conmbonc not lens then tne velues ahown in iable t1�tA l�roug� tbtG il a <br />nafionally mcopn¢etl cerlA�ulion program existt lora praEu[I covere0ln Teble6 <br />14.tq ihmuph t4-iG. an0 it mcWEe6 D��i6ronc /or venfitetion anE c�allan0e ol <br />epwpment eHinency rat�nps, tnen ihe OroEuct s�all �e IisteC in ine cerldiceiAn <br />program <br />Gas-IireC anC od-LreC lorted au furnecee wd� input rat�npc > 725.000 Blu/h (65 <br />kw) ena bu umt ne9ters snell elso neve en iniermntent ipmuan or imermo+ea aence <br />�ti0). enE heve eAher mec�amcai dratt pnclutl�np power venhnp) or a fiue Cemper F <br />rent Cemper in en ecceptable allerna�rve to a Bue Oamper Por fumaces wherc <br />comEusuon art is Orewn Irom ��e tonCibonea space All furneces wit� �nput retinps> <br />2Y5,000 Btulh (65 kW), incluEing elecinc lumace6, t�et ere nol IocateE wit�in t�e <br />contlibone0 space shall heve �ecket losses nol eeceeEinp 0 75% of the input retinp <br />1�N.2 H�linB Condltions: Coobnp eqwpment shell Oe rateE e1 ARI teal conEitions <br />entl procetluret when avulable. W�erc na appbcabie proceEumc ex�sl.0ela s�all <br />be turms�eC Oy Ihe equiDment menulecture�. <br />7N1.0 C>mbin�tion Space and Service Water He�ling: For comGinatron space <br />anC cervire we1M �eeler6 wlt� e prmcipel iunctmn ol prov�Cing space heat, t�e <br />ComEineE Annual ElLciency (CAE) may Ee celculeteC Oy usinp ASHRAE SlenCerC <br />12�-199t. Storege wetar �e9lers useE m combineLon sDece heal antl weter �eSt <br />eppl¢a4ons snell have ednar en Energy FActor (EF) or a CAE ol nol less Ihan Ihe <br />lollowr.�p <br />Ef CAE <br /><5�palelorage O.SB 071 <br />50 to 70 Bal atoreBe U 57 0 77 <br />� 70 Bel storape 0 55 070 <br />7�11.1 P�ck�psO ElectNc Ns�tlnB +nE Coolinp Equlpmenl: PackeBetl elaclnc <br />eqwpment pronCinB Cm� heatinp en0 coolmg wit� e tolel caolinp upacity greater <br />Ihan 20. Btulh 6hell be a hent pump <br />ERceptron: UnstaHed equipment sAaellers or cabinels useE eolely tor <br />Olf60OBl WrtlIBSS 60N6t IBCiIiI�C4. <br />7Nt Controla <br />7NtA TampmWn Controlc Eac� syslem shall be pmdiEetl wilh at leesl one <br />temperelure controt device. Eech zone c�xil Ee conirolletl 6y �ne���a�ai mermonuuc <br />conlrols respontlinB lo IempereWre wdhin I�e zone. AI e mimmum, eech Iloor ol e <br />builtling s�etl be consiEereO as a ceperate zone. <br />7�77.2 Oe�dU�ntl Conlrols: When u6ed to tontrol bolh comlort Aealinp antl <br />coo6ng, zone ihermostal¢ conirol6 s�911 Oe capaCle of e Ce9EbenC of et Iean15 <br />Eepreee F w�l�in w�ic� I�e nupplY ol �eat�np and coolmp enerOY lo Ihe zone is e�ul <br />oH or reCucetl to e mmimum. <br />Eaceplione: <br />1 Special occupency, aDeciel usage. ar cotle reqmmmeMs where <br />EeadDanO controla am not epPmPn�te. <br />i BuilCmpe tamplyinp wtlh Sect�on 1141 1. il m Ihe propose0 hwldinp <br />aneryy anetys�s, Aeebng enC coolinp thermoclel setpomb ere fel to <br />l�e sema temporaWra between 70 tlegmes F anE l5 tlegrees F <br />inclunrve, an0 aaaumetl to Oe tonsLnnl l�muphoW lha yeer. <br />J. Thermastels t�et require menuel c�enBeover belween heatinp anC <br />coobng modes. <br />7172.7 Humidiry ConUob: II e ayatem is eqwpped with e means lor aGOinp <br />maisture, e �umitl�slat s�all be provided. <br />7N7.� Satb�ck and Shut-OII: HVAC systems ahall ee eqmpPed with eutomebc <br />contmis tapable of eccompbshinp e retluclion ot enerpy u6e t�rough coMrol selEack <br />or eqmpmen� nhutAown Ounng penoCe ol non�uce or ellernete uea ol the specee <br />serveE Cy tha syatem. TAe eutome4c controls s�ell �eve e minimum seven-dey <br />Uock entl Ee capeEle o� bem0 se( for seven tldlerenl Oey types per week. II must <br />reiein pmgramminp entl tima �or e pawer losa ol 10 �oure en0 mclude en accessible <br />menual overritle ol up to 2 �ouro. <br />Excepllon�: <br />1. Syslems scrving ercen which mquim conlinuous oporation el l�a <br />same temperature selpoint. <br />2. EQWpment with tull laad demenEs of 2 kW (6,826 Btum) or lew may <br />be controlletl Uy reatlily accee�i0le menuel ol/-�our ronirols. <br />3. Systeme controlleC by en ac[u0ent een�or t�et h capaDle ol shuttinp <br />the systom ott when no occupont le seneeC �or e penoE of up l0 30 <br />mmutee. <br />I. Syclame conlrolletl nolely Dy a menually oporatetl t�mer capeble ol <br />op!leiinq lh! 6ytiem lof no more l�Bn iwo �DUD. <br />1NS.1.1 Oampan: Outcide air intaken, ezneuat outlets enE relief outleta servmp <br />contlibone0 cpaces s�ell be eQuippetl with aempern wNc� Uose eutomet¢ally w�en <br />Ine system ic oN or upan power failure. Slair ehaft anC elevelor 6�alt amoka roliel <br />openmgs shall be equippe� with nortnelly oD�� (�eils lo open upon loc� ot power) <br />tlampers. These dempara shell mmein clocetl until activaleC by t�e hro elartn <br />s�sicm or other eppmveE smoke tleleclion 6yelem. <br />Eaceptlons: <br />7. $y6�BR168lrvi00BR88WMthRqllilpC00Ii0U0Y60pBfili011. <br />2. Combushoneirmlekes. <br />J. � Gravity (nonmotonzeE) tlempen erc arcepteole in euilaings Iess <br />then 7 atorias in heipN. <br />a. Grevity (nonmotonzeA) Eempers ara ecceptable m exhsust ana rcbN <br />oultets m tha finl atory enC levels beNw t�e Lral slory of GuilEmpn <br />three or more atoriea in heighl <br />7112.�.2 Optimum St�h Conlrole: Heeling enC coolinp eyelema wit� Cecipn 6upply <br />ventilebon (DCV) i6 repurteE lar spece6 Ihet �rc larper ihen 500 It2, �ave a eesign <br />occvpency lar venbiebon ol prtater In�n �0 people for 1000 �t4 af floor erea, enC ere <br />serveE Cy syslems wit� one or mom ol l�e followinp <br />a. An airsiae economizer, <br />E AutomahcmoEUlsbnOtonVololt�eoulEoorairEamper.or <br />c. A Oesipn outEoar ertllow prealer than ODDU clm. <br />Exceptions <br />t Systeme wilh enerpY recovery wmpiyinp w�t� Sect�on 1�J6 <br />Y. Muttiple-zone cyctems wRhoul Uimc4eipitel tAMrol ol inEWWUYI zones <br />commun�ulinp with e untnl conlml Denel. <br />0 Syrtems wit� e Eevpn ouldoor eirfiow le�s Ihan 7200 clm <br />4. SDecec w�ere tne nuDDly aiRtow rete minus eny mekeup or autpomp <br />tonsfer ur reqwrement in lesa l�an 1200 tfm <br />1�11 Alr Economi:en <br />7�73A Op�rNbn: Art econom¢ere Dhall be of automal�cally moCulat�nB out6iEe anE <br />retum eir tlemper6 �o provitle 10U pnrcenl ol t�e Ceupn supDly air u oulaiEe eu to <br />reauce or eliminate me neea br mrichenical coolmp Waler economizers s�all be <br />cepa�le ol OroviCmp t�e lotel concurrent coolinp IonO serveE Ey t�e connetetl <br />termmal eQwpment �atkinp eirsiEe economizer, et outs�Ce an temperalures ol �5°F <br />Ery�bulb/�0°F wel-bulb an0 Celow. For I�n celculatwn, all lactors mcluEinp soler enE <br />inlernal IoeC a�911 De Ihe name ec I�ose une0lor peek loatl telculations. ezcept lor <br />tne oulslee temperaturec. <br />ERc�Otlon Water economizerb usinB art-cooletl heel rejection equi0ment <br />mey use e J5°F Ery-bulb cutsi0e ev temperawre lor Ihin celcuialion i��s <br />e[cepbon ic bmiteC to a mekimum ot IO tons pet builEing <br />U77.2 DoCumandtion: Wa�er ecanomizer plans suEmrticO tor epprovel ahell <br />mcluEe �ne followinp inlormelion� <br />7. Ma:imum outni0e eir conCNonn lor wNc� ewnomizer rs nizeC to proviae <br />/ull coolinp. <br />Y. Decipn coohnB loetl la De pmnOed Gy econamizer at l�is oulaiCe eu <br />conaAion <br />3 Meat rryec6on enC terminal equipment pe�ottnence tlate mcluCinp moEel <br />numDer, flow rate, caDacily, entennp and IeavmB lemperaNre in lull <br />ecanomimr coolinp moda. <br />1�1J.7 Inlegnlad Opanl7on: Air economizern c�all be capable ol prov�Elnp OarLei <br />tooling even w�an aEEilional mec�anical coobng is rcquireC to meellAe remamtler <br />ol the coolinp loae. <br />Eaceptlons: <br />1. IIIErv�CYBI, CRlC1 ¢Mp8f16i00 U0��5 U8( 118VE B f81¢C CBDBCIIj' Il651�Bf1 <br />65,000 Btu/n en0 use nomnlegraleE econom2er conimis lhet <br />precNEe 6�multaneous opention ol lne economizer anC mec�enical <br />wolinp <br />2. We�enrooleE water chillers with weteraitle economizer. <br />1N7.1 HumltllBUNon: II an ert econamaer in roqutreE on e cooling �y�tem for <br />wMch humiEdicetion equipment is to Ce provitleE to meintein minimum mtloor <br />IlnmiEdy levele. then I�e humiEAmr shall be ol the ad�aDetm type (Circcl eveDorabve <br />n�,eEie or lop etomizetion type). <br />Excepllona: <br />t. Mealih cam lacilities w�ero WAC 218��20�575 allows only steam <br />in�ec0on humlCihe6ln EuctWOM tlownstream ol linal lilters. t41i 6 <br />Combusbon HealinB Eqwpment Conirola� Combuat�on heatinp <br />eqmDment wit� e capetily over 225,000 Blu/� E�all heve moCulatinp <br />or slegetl comCuslmn cantrol. <br />2. Syatems witn weter economizer <br />9. 100% outnlEe eir ryt�eme with no proWcions tor air rea¢uleLon lo t�e <br />central supDW �en. <br />1. NonBdiebBl¢ �umiOAlert CumulBtively 6ervinB n0 more t�an 10% ol B <br />builtling's eir economizer caDecity ec meesuroC in cim Tnia refere to <br />the syctem dm servinp roomc wit� dand elone or Cuct mounte0 <br />�umiCihera. <br />Ut� Oucling Syelem� <br />1N1.1 Sading: Duct work wMc� ia Eeeipnetl to operele el pmaaurca above 1/2 mc� <br />wetercolumn steuc presaum enen Ca aealea in eccorEence wilh SlanEertl R5�1B <br />EMtent af aeel�ng requiree is as followr. <br />t. Stebc presnuro. 1/2 inc� to 2 mcnec, eeel tranaverae joinis. <br />2. Slabc pmcsurr. 2lnche6lo J IncAec; ceel all transverse �ointt an0 <br />IOngilUEinel 6lBm5. <br />]. Slaec prcseuro- above J incnec; seal ell trensverae join6, lonpitueinal <br />aeams anE tlucl wall penelrations. <br />Ducf tape end olher D�eaeure sensiLve tapa s�all no1 ba ueeC ec t�e primery <br />•eelent whem ducts ero tlesiB�eE to operale at alabc presaurec of 1 incn WL or <br />preeter <br />1N�.21rmulalion: Ouctn and plenumt thet ere wnniructetl en7luncbon ne partol <br />t�e butlCinp envelope, by seperalmp mtenor spece trom exlenor spece, snelt meel el� <br />aOP��ceole requirements o( CneO�er t7 Thene reQuirementn incWde meuletion <br />instelletion, moisWre coniwl, ert IcakaBe, anC Euiltlinp envelope m6uletion Ieveie <br />Unne9tea epwpment roomn wdh camhustion Brt louvers musl �e �soleteC tmm Ine <br />conCilioneE apece Ey insulating inlenor suAacea to e minimum ol R�11 enC eny <br />exlerwr envelope suAeros per C�apter 1J. OutsiOe eir tlucls semng InOnitluel <br />aupply ert unils wiU lean t�en 2,800 dm al totel supply atr upeuty ahell Ca maulete0 <br />to e mmimum ot R4 enE arc not consiEereE 6uilOing envelope Ot�er oWsiee av <br />Eucl runs ere consiCercO builEing envelope until t�ey, <br />1 connecl lo t�e �eaLnp or coolmp equipment or <br />2 ara 4olatatl IrOm i�e eqnriorwdh en aulomehc n�ut-oH Eamper complymp <br />/�/ <br />