8. 95 pct Mech Specifications.pdf

KERNVI LLE - ADMI NI STRATI ON/ WAREHOUSE BUI LDI NGS 2066

SECTI ON 23 00 00

AI R SUPPLY, DI STRI BUTI ON, VENTI LATI ON, AND EXHAUST SYSTEMS

08/10

PART 1 GENERAL

1. 1 REFERENCES

The publ i cat i ons l i s t ed bel ow f or m a par t of t hi s speci f i cat i on t o t he ext ent r ef er enced. The publ i cat i ons ar e r ef er r ed t o wi t hi n t he t ext by t he basi c desi gnat i on onl y.

AI R MOVEMENT AND CONTROL ASSOCI ATI ON I NTERNATI ONAL ( AMCA)

AMCA 500- D ( 2012) Labor at or y Met hods of Test i ng Damper s f or Rat i ng

AI R- CONDI TI ONI NG, HEATI NG AND REFRI GERATI ON I NSTI TUTE ( AHRI )

AHRI 350 ( 2008) Sound Rat i ng of Non- Duct ed I ndoor Ai r - Condi t i oni ng Equi pment

AHRI 440 ( 2008) Room Fan- Coi l s and Uni t Vent i l at or s

AMERI CAN SOCI ETY OF HEATI NG, REFRI GERATI NG AND AI R- CONDI TI ONI NG

ENGI NEERS ( ASHRAE)

ASHRAE 52. 2 ( 2012; Er r at a 2013; I NT 1 2014) Met hod of Test i ng Gener al Vent i l at i on Ai r - Cl eani ng Devi ces f or Removal Ef f i c i ency by Par t i c l e Size

ASHRAE 62. 1 ( 2010; Er r at a 2011; I NT 3 2012; I NT 4 2012; I NT 5 2013) Vent i l at i on f or Accept abl e I ndoor Ai r Qual i t y

ASHRAE 70 ( 2006; R 2011) Met hod of Test i ng f or Rat i ng t he Per f or mance of Ai r Out l et s and Inlets

ASHRAE 90. 1 - I P ( 2010; ERTA 2011- 2013) Ener gy St andar d f or Bui l di ngs Except Low- Ri se Resi dent i al Buildings

ASME I NTERNATI ONAL ( ASME)

ASME A13. 1 ( 2007; R 2013) Scheme f or t he I dent i f i cat i on of Pi pi ng Syst ems

ASTM I NTERNATI ONAL ( ASTM)

ASTM A123/ A123M ( 2013) St andar d Speci f i cat i on f or Zi nc ( Hot - Di p Gal vani zed) Coat i ngs on I r on and St eel Pr oduct s

ASTM A167 ( 2011) St andar d Speci f i cat i on f or

SECTI ON 23 00 00 Page 1 95% r evi ew Jan 26, 2016

St ai nl ess and Heat - Resi st i ng Chr omi um- Ni ckel St eel Pl at e, Sheet , and Strip

ASTM A53/ A53M ( 2012) St andar d Speci f i cat i on f or Pi pe, St eel , Bl ack and Hot - Di pped, Zi nc- Coat ed, Wel ded and Seaml ess

ASTM A924/ A924M ( 2014) St andar d Speci f i cat i on f or Gener al Requi r ement s f or St eel Sheet , Met al l i c- Coat ed by t he Hot - Di p Pr ocess

ASTM B117 ( 2011) St andar d Pr act i ce f or Oper at i ng Sal t Spr ay ( Fog) Appar at us

ASTM B152/ B152M ( 2013) St andar d Speci f i cat i on f or Copper Sheet , St r i p, Pl at e, and Rol l ed Bar

ASTM B209 ( 2014) St andar d Speci f i cat i on f or Al umi num and Al umi num- Al l oy Sheet and Pl at e

ASTM B766 ( 1986; R 2008) St andar d Speci f i cat i on f or El ect r odeposi t ed Coat i ngs of Cadmi um

ASTM C1071 ( 2012) St andar d Speci f i cat i on f or Fi br ous Gl ass Duct Li ni ng I nsul at i on ( Ther mal and Sound Absor bi ng Mat er i al )

ASTM C553 ( 2013) St andar d Speci f i cat i on f or Mi ner al Fi ber Bl anket Ther mal I nsul at i on f or Commer ci al and I ndust r i al Appl i cat i ons

ASTM C916 ( 2014) St andar d Speci f i cat i on f or Adhesi ves f or Duct Ther mal I nsul at i on

ASTM D1654 ( 2008) Eval uat i on of Pai nt ed or Coat ed Speci mens Subj ect ed t o Cor r osi ve Environments

ASTM D3359 ( 2009; E 2010; R 2010) Measur i ng Adhesi on by Tape Test

ASTM D520 ( 2000; R 2011) Zi nc Dust Pi gment

ASTM E2016 ( 2011) St andar d Speci f i cat i on f or I ndust r i al Woven Wi r e Cl ot h

ASTM E84 ( 2014) St andar d Test Met hod f or Sur f ace Bur ni ng Char act er i st i cs of Bui l di ng Materials

NATI ONAL ELECTRI CAL MANUFACTURERS ASSOCI ATI ON ( NEMA)

NEMA MG 1 ( 2011; Er r at a 2012) Mot or s and Gener at or s

NEMA MG 10 ( 2013) Ener gy Management Gui de f or Sel ect i on and Use of Fi xed Fr equency Medi um AC Squi r r el - Cage Pol yphase I nduct i on Mot or s

SECTI ON 23 00 00 Page 2 95% r evi ew Jan 26, 2016

NEMA MG 11 ( 1977; R 2012) Ener gy Management Gui de f or Sel ect i on and Use of Si ngl e Phase Mot or s

NATI ONAL FI RE PROTECTI ON ASSOCI ATI ON ( NFPA)

NFPA 701 ( 2010) St andar d Met hods of Fi r e Test s f or Fl ame Pr opagat i on of Text i l es and Fi l ms

NFPA 90A ( 2015) St andar d f or t he I nst al l at i on of Ai r Condi t i oni ng and Vent i l at i ng Syst ems

SHEET METAL AND AI R CONDI TI ONI NG CONTRACTORS' NATI ONAL ASSOCI ATI ON

(SMACNA)

SMACNA 1966 ( 2005) HVAC Duct Const r uct i on St andar ds Met al and Fl exi bl e, 3r d Edi t i on

SMACNA 1981 ( 2008) Sei smi c Rest r ai nt Manual Gui del i nes f or Mechani cal Syst ems, 3r d Edi t i on

U. S. DEPARTMENT OF DEFENSE ( DOD)

MIL-STD-101 ( 2014; Rev C) Col or Code f or Pi pel i nes and f or Compr essed Gas Cyl i nder s

U. S. DEPARTMENT OF ENERGY ( DOE)

PL-109-58 ( 1992; R 2005) Ener gy Ef f i c i ent Pr ocur ement Requi r ement s

U. S. NATI ONAL ARCHI VES AND RECORDS ADMI NI STRATI ON ( NARA)

40 CFR 82 Pr ot ect i on of St r at ospher i c Ozone

UNDERWRI TERS LABORATORI ES ( UL)

UL 181 ( 2013) Fact or y- Made Ai r Duct s and Ai r Connectors

UL 1995 ( 2011) Heat i ng and Cool i ng Equi pment

UL 6 ( 2007; Repr i nt Nov 2014) El ect r i cal Ri gi d Met al Condui t - St eel

UL 723 ( 2008; Repr i nt Aug 2013) Test f or Sur f ace Bur ni ng Char act er i st i cs of Bui l di ng Materials

UL 94 ( 2013; Repr i nt Sep 2014) St andar d f or Test s f or Fl ammabi l i t y of Pl ast i c Mat er i al s f or Par t s i n Devi ces and Appliances

UL Bl d Mat Di r ( 2012) Bui l di ng Mat er i al s Di r ect or y

UL El ect r i cal Const r uct n ( 2012) El ect r i cal Const r uct i on Equi pment Directory

SECTI ON 23 00 00 Page 3 95% r evi ew Jan 26, 2016

1. 2 SYSTEM DESCRI PTI ON

Fur ni sh duct wor k, pi pi ng of f set s, f i t t i ngs, and accessor i es as r equi r ed t o pr ovi de a compl et e i nst al l at i on. Coor di nat e t he wor k of t he di f f er ent t r ades t o avoi d i nt er f er ence bet ween pi pi ng, equi pment , st r uct ur al , and el ect r i cal wor k. Pr ovi de compl et e, i n pl ace, al l necessar y of f set s i n pi pi ng and duct wor k, and al l f i t t i ngs, and ot her component s, r equi r ed t o i nst al l t he wor k as i ndi cat ed and speci f i ed.

1. 2. 1 Mechani cal Equi pment I dent i f i cat i on

The number of char t s and di agr ams shal l be equal t o or gr eat er t han t he number of mechani cal equi pment r ooms. Wher e mor e t han one char t or di agr am per space i s r equi r ed, mount t hese i n edge pi vot ed, swi ngi ng l eaf , ext r uded al umi num f r ame hol der s whi ch open t o 170 degr ees.

1. 2. 1. 1 Charts

Pr ovi de char t l i s t i ng of equi pment by desi gnat i on number s and capaci t i es such as f l ow r at es, pr essur e and t emper at ur e di f f er ences, heat i ng and cool i ng capaci t i es, hor sepower , pi pe s i zes, and vol t age and cur r ent characteristics.

1. 2. 1. 2 Diagrams

Submi t pr oposed di agr ams, at l east 2 weeks pr i or t o st ar t of r el at ed t est i ng. pr ovi de neat mechani cal dr awi ngs pr ovi ded wi t h ext r uded al umi num f r ame under 1/ 8- i nch gl ass or l ami nat ed pl ast i c, syst em di agr ams t hat show t he l ayout of equi pment , pi pi ng, and duct wor k, and t yped condensed oper at i on manual s expl ai ni ng pr event at i ve mai nt enance pr ocedur es, met hods of checki ng t he syst em f or nor mal , saf e oper at i on, and pr ocedur es f or saf el y st ar t i ng and st oppi ng t he syst em. Af t er appr oval , post t hese i t ems wher e di r ect ed.

1. 2. 2 Ser vi ce Label i ng

Label equi pment , i ncl udi ng f ans, ai r handl er s, t er mi nal uni t s, et c. wi t h l abel s made of sel f - st i ck i ng, pl ast i c f i l m desi gned f or per manent i nst al l at i on. Label s shal l be i n accor dance wi t h t he t ypi cal exampl es below:

SERVICE LABEL AND TAG DESI GNATI ON

Ai r handl i ng uni t Number AHU - [ _____]

Cont r ol and i nst r ument ai r CONTROL AND I NSTR.

Exhaust Fan Number EF - [___ 1__]

VAV Box Number VAV - [ _____]

Fan Coi l Uni t Number FC - [__ 1___]

Ter mi nal Box Number TB - [ _____]

SECTI ON 23 00 00 Page 4 95% r evi ew Jan 26, 2016

SERVICE LABEL AND TAG DESI GNATI ON

Uni t Vent i l at or Number UV - [ _____]

I dent i f y s i mi l ar ser vi ces wi t h di f f er ent t emper at ur es or pr essur es. Wher e pr essur es coul d exceed 125 pounds per squar e i nch, gage, i ncl ude t he maxi mum syst em pr essur e i n t he l abel . Label and ar r ow pi pi ng i n accor dance wi t h t he f ol l owi ng:

a. Each poi nt of ent r y and exi t of pi pe passi ng t hr ough wal l s.

b. Each change i n di r ect i on, i . e. , el bows, t ees.

c. I n congest ed or hi dden ar eas and at al l access panel s at each poi nt r equi r ed t o c l ar i f y ser vi ce or i ndi cat ed hazar d.

d. I n l ong st r ai ght r uns, l ocat e l abel s at di st ances wi t hi n eyesi ght of each ot her not t o exceed 75 f eet . Al l l abel s shal l be v i s i bl e and l egi bl e f r om t he pr i mar y ser vi ce and oper at i ng ar ea.

For Bar e or I nsul at ed Pi pes f or Out si de Di amet er s of Lettering

1/ 2 t hr u 1- 3/ 8 i nch 1/ 2 i nch

1- 1/ 2 t hr u 2- 3/ 8 i nch 3/ 4 i nch

2- 1/ 2 i nch and l ar ger 1- 1/ 4 i nch

1. 2. 3 Col or Codi ng

Col or codi ng of al l pi pi ng syst ems shal l be i n accor dance wi t h ASME A13. 1

MIL-STD-101 .

1. 3 SUBMITTALS

Gover nment appr oval i s r equi r ed f or submi t t al s wi t h a " G" desi gnat i on;

submi t t al s not havi ng a " G" desi gnat i on ar e f or Cont r act or Qual i t y Cont r ol appr oval . Submi t t he f ol l owi ng i n accor dance wi t h Sect i on 01 33 00

SUBMI TTAL PROCEDURES:

SD- 02 Shop Dr awi ngs

Det ai l Dr awi ngs; G

SD- 03 Pr oduct Dat a

Met al l i c Fl exi bl e Duct I nsul at ed Nonmet al l i c Fl exi bl e Duct Runout s Duct Connect or s Duct Access Door s; G Manual Bal anci ng Damper s; G Sound At t enuat i on Equi pment

SECTI ON 23 00 00 Page 5 95% r evi ew Jan 26, 2016

Acoust i cal Duct Li ner Diffusers Regi st er s and Gr i l l es Louvers Ai r Vent s and Pent houses I n- Li ne Cent r i f ugal Fans Cei l i ng Exhaust Fans Fan- Coi l Uni t s; G Test Pr ocedur es Diagrams ; G

SD- 08 Manuf act ur er ' s I nst r uct i ons

Manuf act ur er ' s I nst al l at i on I nst r uct i ons Oper at i on and Mai nt enance Tr ai ni ng

SD- 10 Oper at i on and Mai nt enance Dat a

Oper at i on and Mai nt enance Manual s; G

Manual Bal anci ng Damper s; G I n- Li ne Cent r i f ugal Fans; G Cei l i ng Exhaust Fans; G Fan- Coi l Uni t s; G

1. 4 QUALI TY ASSURANCE

Except as ot her wi se speci f i ed, appr oval of mat er i al s and equi pment i s based on manuf act ur er ' s publ i shed dat a.

a. Wher e mat er i al s and equi pment ar e speci f i ed t o conf or m t o t he st andar ds of t he Under wr i t er s Labor at or i es, t he l abel of or l i s t i ng wi t h r eexami nat i on i n UL Bl d Mat Di r , and UL 6 i s accept abl e as suf f i c i ent evi dence t hat t he i t ems conf or m t o Under wr i t er s Labor at or i es r equi r ement s. I n l i eu of such l abel or l i s t i ng, submi t a wr i t t en cer t i f i cat e f r om any nat i onal l y r ecogni zed t est i ng agency, adequat el y equi pped and compet ent t o per f or m such ser vi ces, s t at i ng t hat t he i t ems have been t est ed and t hat t he uni t s conf or m t o t he speci f i ed r equi r ement s. Out l i ne met hods of t est i ng used by t he speci f i ed agencies.

b. Wher e mat er i al s or equi pment ar e speci f i ed t o be const r uct ed or t est ed, or bot h, i n accor dance wi t h t he st andar ds of t he ASTM I nt er nat i onal ( ASTM) , t he ASME I nt er nat i onal ( ASME) , or ot her st andar ds, a manuf act ur er ' s cer t i f i cat e of compl i ance of each i t em i s accept abl e as pr oof of compl i ance.

c. Conf or mance t o such agency r equi r ement s does not r el i eve t he i t em f r om compl i ance wi t h ot her r equi r ement s of t hese speci f i cat i ons.

d. Wher e pr oduct s ar e speci f i ed t o meet or exceed t he speci f i ed ener gy ef f i c i ency r equi r ement of FEMP- desi gnat ed or ENERGY STAR coveed pr oduct cat egor i es, equi pment sel ect ed shal l have as a mi ni mum t he ef f i c i ency r at i ng i dent i f i ed under " Ener gy- Ef f i c i ent Pr oduct s" at http://www1.eere.energy.gov/femp/procurement .

These speci f i cat i ons conf or m t o t he ef f i c i ency r equi r ement s as def i ned i n Publ i c Law PL-109-58 , " Ener gy Pol i cy Act of 2005" f or f eder al pr ocur ement of ener gy- ef f i c i ent pr oduct s. Equi pment havi ng a l ower

SECTI ON 23 00 00 Page 6 95% r evi ew Jan 26, 2016 ef f i c i ency t han ENERGY STAR or FEMP r equi r ement s may be speci f i ed i f t he desi gner det er mi nes t he equi pment t o be mor e l i f e- cycl e cost ef f ect i ve usi ng t he l i f e- cycl e cost anal ysi s met hodol ogy and pr ocedur e i n 10 CFR 436.

1. 4. 1 Pr event i on of Cor r osi on

Pr ot ect met al l i c mat er i al s agai nst cor r osi on. Manuf act ur er shal l pr ovi de r ust - i nhi bi t i ng t r eat ment and st andar d f i ni sh f or t he equi pment encl osur es. Do not use al umi num i n cont act wi t h ear t h, and wher e connect ed t o di ssi mi l ar met al . Pr ot ect al umi num by appr oved f i t t i ngs, bar r i er mat er i al , or t r eat ment . Fer r ous par t s such as anchor s, bol t s, br aces, boxes, bodi es, c l amps, f i t t i ngs, guar ds, nut s, pi ns, r ods, shi ms, t hi mbl es, washer s, and mi scel l aneous par t s not of cor r osi on- r esi st ant st eel or nonf er r ous mat er i al s shal l be hot - di p gal vani zed i n accor dance wi t h ASTM A123/ A123M f or ext er i or l ocat i ons and cadmi um- pl at ed i n conf or mance with ASTM B766 f or i nt er i or l ocat i ons.

1. 4. 2 Asbest os Pr ohi bi t i on

Do not use asbest os and asbest os- cont ai ni ng pr oduct s.

1. 4. 3 Ozone Depl et i ng Subst ances Used as Ref r i ger ant s

Mi ni mi ze r el eases of Ozone Depl et i ng Subst ances ( ODS) dur i ng r epai r , mai nt enance, ser vi c i ng or di sposal of appl i ances cont ai ni ng ODS' s by compl yi ng wi t h al l appl i cabl e sect i ons of 40 CFR 82 Par t 82 Subpar t F. Any per son conduct i ng r epai r , mai nt enance, ser vi c i ng or di sposal of appl i ances owned by NASA shal l compl y wi t h t he f ol l owi ng:

a. Do not knowi ngl y vent or ot her wi se r el ease i nt o t he envi r onment , Cl ass I or Cl ass I I subst ances used as a r ef r i ger ant .

b. Do not open appl i ances wi t hout meet i ng t he r equi r ement s of 40 CFR 82 Par t 82. 156 Subpar t F, r egar di ng r equi r ed pr act i ces f or evacuat i on and col l ect i on of r ef r i ger ant , and 40 CFR 82 Par t 82. 158 Subpar t F, r egar di ng st andar ds of r ecycl i ng and r ecover y equi pment .

c. Onl y per sons who compl y wi t h 40 CFR 82 Par t 82. 161 Subpar t F, r egar di ng t echni c i an cer t i f i cat i on, can conduct wor k on appl i ances cont ai ni ng refrigerant.

I n addi t i on, pr ovi de copi es of al l appl i cabl e cer t i f i cat i ons t o t he Cont r act i ng Of f i cer at l east 14 cal endar days pr i or t o i ni t i at i ng mai nt enance, r epai r , ser vi c i ng, di smant l i ng or di sposal of appl i ances, including:

a. Pr oof of Techni c i an Cer t i f i cat i on

b. Pr oof of Equi pment Cer t i f i cat i on f or r ecover y or r ecycl i ng equi pment .

c. Pr oof of avai l abi l i t y of cer t i f i ed r ecover y or r ecycl i ng equi pment .

1. 4. 4 Use of Ozone Depl et i ng Subst ances, Ot her t han Ref r i ger ant s

The use of Cl ass I or Cl ass I I ODS' s l i s t ed as nonessent i al i n 40 CFR 82 Par t 82. 66 Subpar t C i s pr ohi bi t ed. These pr ohi bi t ed mat er i al s and uses include:

SECTI ON 23 00 00 Page 7 95% r evi ew Jan 26, 2016

a. Any pl ast i c par t y spr ay st r eamer or noi se hor n whi ch i s pr opel l ed by a chlorofluorocarbon

b. Any c l eani ng f l ui d f or el ect r oni c and phot ogr aphi c equi pment whi ch cont ai ns a chl or of l uor ocar bon; i ncl udi ng l i qui d packagi ng, sol vent wi pes, sol vent spr ays, and gas spr ays.

c. Any pl ast i c f l exi bl e or packagi ng f oam pr oduct whi ch i s manuf act ur ed wi t h or cont ai ns a chl or of l uor ocar bon, i ncl udi ng, open cel l f oam, open cel l r i gi d pol yur et hane pour ed f oam, c l osed cel l ext r uded pol yst yr ene sheet f oam, c l osed cel l pol yet hyl ene f oam and cl osed cel l pol ypr opyl ene f oam except f or f l exi bl e or packagi ng f oam used i n coaxi al cabl i ng.

d. Any aer osol pr oduct or ot her pr essur i zed di spenser whi ch cont ai ns a chl or of l uor ocar bon, except f or t hose l i s t ed i n 40 CFR 82 Par t 82. 66 Subpar t C.

Request a wai ver i f a f aci l i t y r equi r ement di ct at es t hat a pr ohi bi t ed mat er i al i s necessar y t o achi eve pr oj ect goal s. Submi t t he wai ver r equest i n wr i t i ng t o t he Cont r act i ng Of f i cer . The wai ver wi l l be eval uat ed and dispositioned.

1. 4. 5 Det ai l Dr awi ngs

Submi t det ai l dr awi ngs showi ng equi pment l ayout , i ncl udi ng assembl y and i nst al l at i on det ai l s and el ect r i cal connect i on di agr ams; duct wor k l ayout showi ng t he l ocat i on of al l suppor t s and hanger s, t ypi cal hanger det ai l s , gauge r ei nf or cement , r ei nf or cement spaci ng r i gi di t y c l assi f i cat i on, and st at i c pr essur e and seal c l assi f i cat i ons. I ncl ude any i nf or mat i on r equi r ed t o demonst r at e t hat t he syst em has been coor di nat ed and f unct i ons pr oper l y as a uni t on t he dr awi ngs and show equi pment r el at i onshi p t o ot her par t s of t he wor k, i ncl udi ng c l ear ances r equi r ed f or oper at i on and mai nt enance.

Submi t dr awi ngs showi ng bol t - set t i ng i nf or mat i on, and f oundat i on bol t s pr i or t o concr et e f oundat i on const r uct i on f or al l equi pment i ndi cat ed or r equi r ed t o have concr et e f oundat i ons. Submi t f unct i on desi gnat i on of t he equi pment and any ot her r equi r ement s speci f i ed t hr oughout t hi s Sect i on wi t h t he shop dr awi ngs.

1. 4. 6 Test Pr ocedur es

Submi t pr oposed t est pr ocedur es and t est schedul es f or t he per f or mance t est s of syst ems, at l east 2 weeks pr i or t o t he st ar t of r el at ed t est i ng.

1. 5 DELI VERY, STORAGE, AND HANDLI NG

Pr ot ect st or ed equi pment at t he j obsi t e f r om t he weat her , humi di t y and t emper at ur e var i at i ons, di r t and dust , or ot her cont ami nant s.

Addi t i onal l y, cap or pl ug al l pi pes unt i l i nst al l ed.

PART 2 PRODUCTS

2. 1 STANDARD PRODUCTS

Pr ovi de component s and equi pment t hat ar e " st andar d pr oduct s" of a manuf act ur er r egul ar l y engaged i n t he manuf act ur i ng of pr oduct s t hat ar e of a s i mi l ar mat er i al , desi gn and wor kmanshi p. " St andar d pr oduct s" i s def i ned as bei ng i n sat i sf act or y commer ci al or i ndust r i al use f or 2 year s bef or e bi d openi ng, i nc l udi ng appl i cat i ons of component s and equi pment under s i mi l ar c i r cumst ances and of s i mi l ar s i ze, sat i sf act or i l y compl et ed by a

SECTI ON 23 00 00 Page 8 95% r evi ew Jan 26, 2016 pr oduct t hat i s sol d on t he commer ci al mar ket t hr ough adver t i sement s, manuf act ur er s ' cat al ogs, or br ochur es. Pr oduct s havi ng l ess t han a 2- year f i el d ser vi ce r ecor d ar e accept abl e i f a cer t i f i ed r ecor d of sat i sf act or y f i el d oper at i on, f or not l ess t han 6000 hour s excl usi ve of t he manuf act ur er ' s f act or y t est s, can be shown. Pr ovi de equi pment i t ems t hat ar e suppor t ed by a ser vi ce or gani zat i on. I n pr oduct cat egor i es cover ed by ENERGY STAR or t he Feder al Ener gy Management Pr ogr am, pr ovi de equi pment t hat i s l i s t ed on t he ENERGY STAR Qual i f i ed Pr oduct s Li st or t hat meet s or exceeds t he FEMP- desi gnat ed Ef f i c i ency Requi r ement s.

2. 2 I DENTI FI CATI ON PLATES

I n addi t i on t o st andar d manuf act ur er ' s i dent i f i cat i on pl at es, pr ovi de engr aved l ami nat ed phenol i c i dent i f i cat i on pl at es f or each pi ece of mechani cal equi pment . I dent i f i cat i on pl at es ar e t o desi gnat e t he f unct i on of t he equi pment . Submi t desi gnat i on wi t h t he shop dr awi ngs.

I dent i f i cat i on pl at es shal l be t hr ee l ayer s, bl ack- whi t e- bl ack, engr aved t o show whi t e l et t er s on bl ack backgr ound. Let t er s shal l be upper case.

I dent i f i cat i on pl at es 1- 1/ 2- i nches hi gh and smal l er shal l be 1/ 16- i nch t hi ck, wi t h engr aved l et t er i ng 1/ 8- i nch hi gh; i dent i f i cat i on pl at es l ar ger than 1- 1/ 2- i nches hi gh shal l be 1/ 8- i nch t hi ck, wi t h engr aved l et t er i ng of sui t abl e hei ght . I dent i f i cat i on pl at es 1- 1/ 2- i nches hi gh and l ar ger shal l have bevel ed edges. I nst al l i dent i f i cat i on pl at es usi ng a compat i bl e adhesive.

2. 3 EQUI PMENT GUARDS AND ACCESS

Ful l y encl ose or guar d bel t s, pul l eys, chai ns, gear s, coupl i ngs, pr oj ect i ng set scr ews, keys, and ot her r ot at i ng par t s exposed t o per sonnel cont act accor di ng t o OSHA r equi r ement s. Pr oper l y guar d or cover wi t h i nsul at i on of a t ype speci f i ed, hi gh t emper at ur e equi pment and pi pi ng exposed t o cont act by per sonnel or wher e i t cr eat es a pot ent i al f i r e hazar d.

2. 4 ELECTRI CAL WORK

a. Pr ovi de mot or s, cont r ol l er s, i nt egr al di sconnect s, cont act or s, and cont r ol s wi t h t hei r r espect i ve pi eces of equi pment , except cont r ol l er s i ndi cat ed as par t of mot or cont r ol cent er s. Pr ovi de el ect r i cal equi pment , i ncl udi ng mot or s and wi r i ng, as speci f i ed i n Sect i on 26 20 00 I NTERI OR DI STRI BUTI ON SYSTEM. Pr ovi de manual or aut omat i c cont r ol and pr ot ect i ve or s i gnal devi ces r equi r ed f or t he oper at i on speci f i ed and cont r ol wi r i ng r equi r ed f or cont r ol s and devi ces speci f i ed, but not shown. For packaged equi pment , i ncl ude manuf act ur er pr ovi ded cont r ol l er s wi t h t he r equi r ed moni t or s and t i med r est ar t .

b. For s i ngl e- phase mot or s, pr ovi de hi gh- ef f i c i ency t ype, f r act i onal - hor sepower al t er nat i ng- cur r ent mot or s, i ncl udi ng mot or s t hat ar e par t of a syst em, i n accor dance wi t h NEMA MG 11. I nt egr al s i ze mot or s shal l be t he pr emi um ef f i c i ency t ype i n accor dance wi t h NEMA MG 1.

c. For pol yphase mot or s, pr ovi de squi r r el - cage medi um i nduct i on mot or s, i ncl udi ng mot or s t hat ar e par t of a syst em , and t hat meet t he ef f i c i ency r at i ngs f or pr emi um ef f i c i ency mot or s i n accor dance wi t h NEMA MG 1. Sel ect pr emi um ef f i c i ency pol yphase mot or s i n accor dance with NEMA MG 10.

d. Pr ovi de mot or s i n accor dance wi t h NEMA MG 1 and of suf f i c i ent s i ze t o dr i ve t he l oad at t he speci f i ed capaci t y wi t hout exceedi ng t he namepl at e r at i ng of t he mot or . Pr ovi de mot or s r at ed f or cont i nuous

SECTI ON 23 00 00 Page 9 95% r evi ew Jan 26, 2016 dut y wi t h t he encl osur e speci f i ed. Pr ovi de mot or dut y t hat al l ows f or maxi mum f r equency st ar t - st op oper at i on and mi ni mum encount er ed i nt er val bet ween st ar t and st op. Pr ovi de mot or t or que capabl e of accel er at i ng t he connect ed l oad wi t hi n 20 seconds wi t h 80 per cent of t he r at ed vol t age mai nt ai ned at mot or t er mi nal s dur i ng one st ar t i ng per i od.

Pr ovi de mot or st ar t er s compl et e wi t h t her mal over l oad pr ot ect i on and ot her necessar y appur t enances. Fi t mot or bear i ngs wi t h gr ease suppl y f i t t i ngs and gr ease r el i ef t o out s i de of t he encl osur e.

2. 5 ANCHOR BOLTS

Pr ovi de anchor bol t s f or equi pment pl aced on concr et e equi pment pads or on concr et e s l abs. Bol t s t o be of t he s i ze and number r ecommended by t he equi pment manuf act ur er and l ocat ed by means of sui t abl e t empl at es.

I nst al l at i on of anchor bol t s shal l not degr ade t he sur r oundi ng concr et e.

2. 6 SEI SMI C ANCHORAGE

Anchor equi pment i n accor dance wi t h appl i cabl e sei smi c cr i t er i a f or t he ar ea and as def i ned i n SMACNA 1981

2. 7 PAINTING

Pai nt equi pment uni t s i n accor dance wi t h appr oved equi pment manuf act ur er ' s st andar ds unl ess speci f i ed ot her wi se. Fi el d r et ouch onl y i f appr oved.

Ot her wi se, r et ur n equi pment t o t he f act or y f or r ef i ni shi ng.

2. 8 I NDOOR AI R QUALI TY

Pr ovi de equi pment and component s t hat compl y wi t h t he r equi r ement s of ASHRAE 62. 1 unl ess mor e st r i ngent r equi r ement s ar e speci f i ed her ei n.

2. 9 DUCT SYSTEMS

2. 9. 1 Met al Duct wor k

Pr ovi de met al duct wor k const r uct i on, i ncl udi ng al l f i t t i ngs and component s, t hat compl i es wi t h SMACNA 1966, as suppl ement ed and modi f i ed by t hi s speci f i cat i on .

a. Pr ovi de r adi us t ype el bows wi t h a cent er l i ne r adi us of 1. 5 t i mes t he wi dt h or di amet er of t he duct wher e space per mi t s. Ot her wi se, el bows havi ng a mi ni mum r adi us equal t o t he wi dt h or di amet er of t he duct or squar e el bows wi t h f act or y f abr i cat ed t ur ni ng vanes ar e al l owed.

b. Pr ovi de duct wor k t hat meet s t he r equi r ement s of Seal Cl ass A.

c. Pr ovi de seal ant s t hat conf or m t o f i r e hazar d c l assi f i cat i on speci f i ed i n Sect i on 23 07 00 THERMAL I NSULATI ON FOR MECHANI CAL SYSTEMS and ar e sui t abl e f or t he r ange of ai r di s t r i but i on and ambi ent t emper at ur es t o whi ch i t i s exposed. Do not use pr essur e sensi t i ve t ape as a seal ant .

d. Make spi r al l ock seam duct , and f l at oval wi t h duct seal ant and l ock wi t h not l ess t han 3 equal l y spaced dr i ve scr ews or ot her appr oved met hods i ndi cat ed i n SMACNA 1966. Appl y t he seal ant t o t he exposed

SECTI ON 23 00 00 Page 10 95% r evi ew Jan 26, 2016 mal e par t of t he f i t t i ng col l ar so t hat t he seal er i s on t he i nsi de of t he j oi nt and f ul l y pr ot ect ed by t he met al of t he duct f i t t i ng. Appl y one br ush coat of t he seal ant over t he out s i de of t he j oi nt t o at l east 2 i nch band wi dt h cover i ng al l scr ew heads and j oi nt gap. Dent s i n t he mal e por t i on of t he s l i p f i t t i ng col l ar ar e not accept abl e. Fabr i cat e out door ai r i nt ake duct s and pl enums wi t h wat er t i ght sol der ed or br azed j oi nt s and seams.

2. 9. 1. 1 Met al l i c Fl exi bl e Duct

a. Pr ovi de duct t hat conf or ms t o UL 181 and NFPA 90A wi t h f act or y- appl i ed i nsul at i on, vapor bar r i er , and end connect i ons. Pr ovi de duct assembl y t hat does not exceed 25 f or f l ame spr ead and 50 f or smoke devel oped.

Pr ovi de duct s desi gned f or wor ki ng pr essur es of 2 i nches wat er gauge positive and 1. 5 i nches wat er gauge negat i ve. Pr ovi de f l exi bl e r ound duct l engt h t hat does not exceed 5 f eet . Secur e connect i ons by appl y i ng adhesi ve f or 2 i nches over r i gi d duct , appl y f l exi bl e duct 2 inches over r i gi d duct , appl y met al c l amp, and pr ovi de mi ni mum of t hr ee No. 8 sheet met al scr ews t hr ough cl amp and r i gi d duct .

b. I nner duct cor e: Pr ovi de i nt er l ocki ng spi r al or hel i cal l y cor r ugat ed f l exi bl e cor e const r uct ed of z i nc- coat ed st eel , al umi num, or st ai nl ess st eel ; or const r uct ed of i nner l i ner of cont i nuous gal vani zed spr i ng st eel wi r e hel i x f used t o cont i nuous, f i r e- r et ar dant , f l exi bl e vapor bar r i er f i l m, i nner duct cor e.

c. I nsul at i on: Pr ovi de i nner duct cor e t hat i s i nsul at ed wi t h mi ner al f i ber bl anket t ype f l exi bl e i nsul at i on, mi ni mum of 1 i nch t hi ck.

Pr ovi de i nsul at i on cover ed on ext er i or wi t h manuf act ur er ' s st andar d f i r e r et ar dant vapor bar r i er j acket f or f l exi bl e r ound duct .

2. 9. 1. 2 I nsul at ed Nonmet al l i c Fl exi bl e Duct Runout s

Use f l exi bl e duct r unout s onl y wher e i ndi cat ed. Runout l engt h i s i ndi cat ed on t he dr awi ngs, and i s not t o exceed 5 f eet . Pr ovi de r unout s t hat ar e pr ei nsul at ed, f act or y f abr i cat ed, and t hat compl y wi t h NFPA 90A and UL 181.

Pr ovi de ei t her f i el d or f act or y appl i ed vapor bar r i er . Pr ovi de not l ess than 20 ounce gl ass f abr i c duct connect or s coat ed on bot h s i des wi t h neopr ene. Wher e coi l i nduct i on or hi gh vel oci t y uni t s ar e suppl i ed wi t h ver t i cal ai r i nl et s, use a st r eaml i ned, vaned and mi t er ed el bow t r ansi t i on pi ece f or connect i on t o t he f l exi bl e duct or hose. Pr ovi de a di e- st amped el bow and not a f l exi bl e connect or as t he l ast el bow t o t hese uni t s ot her t han t he ver t i cal ai r i nl et t ype. I nsul at ed f l exi bl e connect or s ar e al l owed as r unout s. Pr ovi de i nsul at ed mat er i al and vapor bar r i er t hat conf or m t o t he r equi r ement s of Sect i on 23 07 00 THERMAL I NSULATI ON FOR MECHANI CAL SYSTEMS. Do not expose t he i nsul at i on mat er i al sur f ace t o t he ai r st r eam.

2. 9. 1. 3 Gener al Ser vi ce Duct Connect or s

Pr ovi de a f l exi bl e duct connect or appr oxi mat el y 6 i nches i n wi dt h wher e sheet met al connect i ons ar e made t o f ans or wher e duct s of di ssi mi l ar met al s ar e connect ed. For r ound/ oval duct s, secur e t he f l exi bl e mat er i al by st ai nl ess st eel or z i nc- coat ed, i r on c l i nch- t ype dr aw bands. For r ect angul ar duct s, i nst al l t he f l exi bl e mat er i al l ocked t o met al col l ar s usi ng nor mal duct const r uct i on met hods. Pr ovi de a composi t e connect or syst em t hat compl i es wi t h NFPA 701 and i s c l assi f i ed as " f l ame- r et ar dent f abr i cs" i n UL Bl d Mat Di r .

SECTI ON 23 00 00 Page 11 95% r evi ew Jan 26, 2016

2. 9. 1. 4 Hi gh Temper at ur e Ser vi ce Duct Connect i ons

Pr ovi de mat er i al t hat i s appr oxi mat el y 3/ 32 i nch t hi ck, 35 t o 40- ounce per squar e yar d wei ght , pl ai n weave f i br ous gl ass c l ot h wi t h, ni ckel / chr ome wi r e r ei nf or cement f or ser vi ce i n excess of 1200 degr ees F.

2. 9. 1. 5 Al umi num Duct s

ASTM B209, al l oy 3003- H14 f or al umi num sheet and al l oy 6061- T6 or equi val ent st r engt h f or al umi num connect or s and bar st ock.

2. 9. 1. 6 Copper Sheet s

ASTM B152/ B152M, l i ght col d r ol l ed t emper .

2. 9. 1. 7 Cor r osi on Resi st i ng ( St ai nl ess) St eel Sheet s

ASTM A167

2. 9. 2 Duct Access Door s

Pr ovi de hi nged access door s conf or mi ng t o SMACNA 1966 i n duct wor k and pl enums wher e i ndi cat ed and at al l ai r f l ow measur i ng pr i mar i es, aut omat i c damper s, f i r e damper s, coi l s , t her most at s, and ot her appar at us r equi r i ng ser vi ce and i nspect i on i n t he duct syst em. Pr ovi de access door s upst r eam and downst r eam of ai r f l ow measur i ng pr i mar i es and heat i ng and cool i ng coi l s. Pr ovi de door s t hat ar e a mi ni mum 15 by 18 i nches, unl ess ot her wi se shown. Wher e duct s i ze does not accommodat e t hi s s i ze door , make t he door s as l ar ge as pr act i cabl e. Equi p door s 24 by 24 i nches or l ar ger wi t h f ast ener s oper abl e f r om i nsi de and out s i de t he duct . Use i nsul at ed t ype door s i n i nsul at ed duct s.

2. 9. 3 Manual Bal anci ng Damper s

Fur ni sh manual bal anci ng damper s wi t h accessi bl e oper at i ng mechani sms. Use chr omi um pl at ed oper at or s ( wi t h al l exposed edges r ounded) i n f i ni shed por t i ons of t he bui l di ng. Pr ovi de manual vol ume cont r ol damper s t hat ar e oper at ed by l ocki ng- t ype quadr ant oper at or s. I nst al l damper s t hat ar e 2 gauges heavi er t han t he duct i n whi ch i nst al l ed. Unl ess ot her wi se i ndi cat ed, pr ovi de opposed bl ade t ype mul t i l eaf damper s wi t h maxi mum bl ade wi dt h of 12 i nches. Pr ovi de access door s or panel s f or al l conceal ed damper oper at or s and l ocki ng set scr ews. Pr ovi de st and- of f mount i ng br acket s, bases, or adapt er s not l ess t han t he t hi ckness of t he i nsul at i on when t he l ocki ng- t ype quadr ant oper at or s f or damper s ar e i nst al l ed on duct s t o be t her mal l y i nsul at ed, t o pr ovi de c l ear ance bet ween t he duct sur f ace and t he oper at or . St and- of f mount i ng i t ems shal l be i nt egr al wi t h t he oper at or or st andar d accessor y of t he damper manuf act ur er .

2. 9. 4 Ai r Suppl y And Exhaust Ai r Damper s

Wher e out door ai r suppl y and exhaust ai r damper s ar e r equi r ed t hey shal l have a maxi mum l eakage r at e when t est ed i n accor dance wi t h AMCA 500- D as r equi r ed by ASHRAE 90. 1 - I P, i ncl udi ng maxi mum Damper Leakage f or :

a. Cl i mat e Zones 1, 2, 6, 7, 8 t he maxi mum damper l eakage at 1. 0 i nch w. g. f or mot or i zed damper s i s 4 cf m per squar e f oot of damper ar ea and non- mot or i zed damper s ar e not al l owed.

b. Al l ot her Cl i mat e Zones t he maxi mum damper l eakage at 1. 0 i nch w. g. i s

SECTI ON 23 00 00 Page 12 95% r evi ew Jan 26, 2016

10 cf m per squar e f oot and f or non- mot or i zed damper s i s 20 cf m per squar e f oot of damper ar ea.

Damper s smal l er t han 24 i nches i n ei t her di r ect i on may have l eakage of 40 cf m per squar e f oot .

2. 9. 5 Ai r Def l ect or s and Br anch Connect i ons

Pr ovi de ai r def l ect or s at al l duct mount ed suppl y out l et s, at t akeof f or ext ensi on col l ar s t o suppl y out l et s, at duct br anch t akeof f connect i ons, and at 90 degr ee el bows, as wel l as at l ocat i ons as i ndi cat ed on t he dr awi ngs or ot her wi se speci f i ed. Coni cal br anch connect i ons or 45 degr ee ent r y connect i ons ar e al l owed i n l i eu of def l ect or s f or br anch connect i ons. Fur ni sh al l ai r def l ect or s, except t hose i nst al l ed i n 90 degr ee el bows, wi t h an appr oved means of adj ust ment . Pr ovi de easi l y accessi bl e means f or adj ust ment i nsi de t he duct or f r om an adj ust ment wi t h st ur dy l ock on t he f ace of t he duct . When i nst al l ed on duct s t o be t her mal l y i nsul at ed, pr ovi de ext er nal adj ust ment s wi t h st and- of f mount i ng br acket s, i nt egr al wi t h t he adj ust ment devi ce, t o pr ovi de c l ear ance bet ween t he duct sur f ace and t he adj ust ment devi ce not l ess t han t he t hi ckness of t he t her mal i nsul at i on. Pr ovi de f act or y- f abr i cat ed ai r def l ect or s consi st i ng of cur ved t ur ni ng vanes or l ouver bl ades desi gned t o pr ovi de uni f or m ai r di st r i but i on and change of di r ect i on wi t h mi ni mum t ur bul ence or pr essur e l oss. Pr ovi de f act or y or f i el d assembl ed ai r def l ect or s. Make adj ust ment f r om t he f ace of t he di f f user or by posi t i on adj ust ment and l ock ext er nal t o t he duct . Pr ovi de st and- of f br acket s on i nsul at ed duct s as descr i bed her ei n. Pr ovi de f i xed ai r def l ect or s, al so cal l ed t ur ni ng vanes, i n 90 degr ee el bows.

2. 9. 6 Pl enums and Casi ngs f or Fi el d- Fabr i cat ed Uni t s

2. 9. 6. 1 Pl enum and Casi ngs

Fabr i cat e and er ect pl enums and casi ngs as shown i n SMACNA 1966, as appl i cabl e. Const r uct syst em casi ng of not l ess t han 16 gauge gal vani zed sheet st eel . Fur ni sh cool i ng coi l dr ai n pans wi t h 1 i nch t hr eaded out l et t o col l ect condensat i on f r om t he cool i ng coi l s. Fabr i cat e dr ai n pans f r om not l i ght er t han 16 gauge st eel , gal vani zed af t er f abr i cat i on or of 18 gauge cor r osi on- r esi st i ng sheet st eel conf or mi ng t o ASTM A167, Type 304, wel ded and st i f f ened. Ther mal l y i nsul at e dr ai n pans exposed t o t he at mospher e t o pr event condensat i on. Coat i nsul at i on wi t h a f l ame r esi st ant wat er pr oof i ng mat er i al . Pr ovi de separ at e dr ai n pans f or each ver t i cal coi l sect i on, and a separ at e dr ai n l i ne f or each pan. Si ze pans t o ensur e capt ur e of ent r ai ned moi st ur e on t he downst r eam- ai r s i de of t he coi l . Seal openi ngs i n t he casi ng, such as f or pi pi ng connect i ons, t o pr event ai r l eakage.

Si ze t he wat er seal f or t he dr ai n t o mai nt ai n a pr essur e of at l east 2 i nch wat er gauge gr eat er t han t he maxi mum negat i ve pr essur e i n t he coi l space.

2. 9. 6. 2 Casing

Ter mi nat e casi ngs at t he cur b l i ne and bol t each t o t he cur b usi ng gal vani zed angl e, as i ndi cat ed i n SMACNA 1966.

2. 9. 6. 3 Access Door s

Pr ovi de access door s i n each sect i on of t he casi ng. Wel d door f r ames i n pl ace, gasket each door wi t h neopr ene, hi nge wi t h mi ni mum of t wo br ass hi nges, and f ast en wi t h a mi ni mum of t wo br ass t ensi on f ast ener s oper abl e f r om i nsi de and out s i de of t he casi ng. Wher e possi bl e, make door s 36 by 18

SECTI ON 23 00 00 Page 13 95% r evi ew Jan 26, 2016 inches and l ocat e t hem 18 i nches above t he f l oor . Wher e t he space avai l abl e does not accommodat e door s of t hi s s i ze, use door s as l ar ge as t he space accommodat es. Swi ng door s so t hat f an suct i on or pr essur e hol ds door s i n c l osed posi t i on, ai r t i ght . Pr ovi de a push- but t on st at i on, l ocat ed i nsi de t he casi ng, t o st op t he suppl y.

2. 9. 6. 4 Fact or y- Fabr i cat ed I nsul at ed Sheet Met al Panel s

Fact or y- f abr i cat ed component s ar e al l owed f or f i el d- assembl ed uni t s , pr ovi ded al l r equi r ement s speci f i ed f or f i el d- f abr i cat ed pl enums and casi ngs ar e met . Pr ovi de panel s of modul ar desi gn, pr et est ed f or st r uct ur al st r engt h, t her mal cont r ol , condensat i on cont r ol , and acoust i cal cont r ol . Seal and i nsul at e panel j oi nt s. Pr ovi de and gasket access door s t o pr event ai r l eakage. Pr ovi de panel const r uct i on t hat i s not l ess t han 20 gauge gal vani zed sheet st eel , assembl ed wi t h f ast ener s t r eat ed agai nst cor r osi on. Pr ovi de st andar d l engt h panel s t hat def l ect not mor e t han 1/ 2 inch under oper at i on. Const r uct det ai l s , i ncl udi ng j oi nt seal i ng, not speci f i cal l y cover ed, as i ndi cat ed i n SMACNA 1966. Const r uct t he pl enums and casi ngs t o wi t hst and t he speci f i ed i nt er nal pr essur e of t he ai r syst ems.

2. 9. 7 Sound At t enuat i on Equi pment

2. 9. 7. 1 Acoust i cal Duct Li ner

Pr ovi de duct l i ner wher e i ndi cat ed on dr awi ngs. Use f i br ous gl ass desi gned or f l exi bl e el ast omer i c duct l i ner f or l i ni ng duct wor k and conf or mi ng t o t he r equi r ement s of ASTM C1071, Type I and I I . Pr ovi de uni f or m densi t y, gr aduat ed densi t y, or dual densi t y l i ner composi t i on, as st andar d wi t h t he manuf act ur er . Pr ovi de not l ess t han 1 i nch t hi ck coat ed l i ni ng. Wher e acoust i cal duct l i ner i s used, pr ovi de t he t her mal equi val ent of t he i nsul at i on speci f i ed i n Sect i on 23 07 00 THERMAL I NSULATI ON FOR MECHANI CAL SYSTEMS f or l i ner or combi nat i on of l i ner and i nsul at i on appl i ed t o t he ext er i or of t he duct wor k. I ncr ease duct s i zes shown t o compensat e f or t he t hi ckness of t he l i ni ng used.

2. 9. 8 Di f f user s, Regi st er s, and Gr i l l es

Pr ovi de f act or y- f abr i cat ed uni t s of st eel t hat di st r i but e t he speci f i ed quant i t y of ai r evenl y over space i nt ended wi t hout causi ng not i ceabl e dr af t s, ai r movement f ast er t han 50 f pm i n occupi ed zone, or dead spot s anywher e i n t he condi t i oned ar ea. Pr ovi de out l et s f or di f f usi on, spr ead, t hr ow, and noi se l evel as r equi r ed f or speci f i ed per f or mance. Cer t i f y per f or mance accor di ng t o ASHRAE 70. Pr ovi de sound r at ed and cer t i f i ed i nl et s and out l et s accor di ng t o ASHRAE 70. Pr ovi de sound power l evel as i ndi cat ed. Pr ovi de di f f user s and r egi st er s wi t h vol ume damper wi t h accessi bl e oper at or , unl ess ot her wi se i ndi cat ed; or i f s t andar d wi t h t he manuf act ur er , an aut omat i cal l y cont r ol l ed devi ce i s accept abl e. Pr ovi de opposed bl ade t ype vol ume damper s f or al l di f f user s and r egi st er s, except l i near s l ot di f f user s. Pr ovi de l i near s l ot di f f user s wi t h r ound or el l i pt i cal bal anci ng damper s. Wher e t he i nl et and out l et openi ngs ar e l ocat ed l ess t han 7 f eet above t he f l oor , pr ot ect t hem by a gr i l l e or scr een accor di ng t o NFPA 90A.

2. 9. 8. 1 Diffusers

Pr ovi de di f f user t ypes i ndi cat ed. Fur ni sh cei l i ng mount ed uni t s wi t h ant i - smudge devi ces, unl ess t he di f f user uni t mi ni mi zes cei l i ng smudgi ng t hr ough desi gn f eat ur es. Pr ovi de di f f user s wi t h ai r def l ect or s of t he t ype i ndi cat ed. Pr ovi de ai r handl i ng t r of f er s or combi nat i on l i ght and cei l i ng

SECTI ON 23 00 00 Page 14 95% r evi ew Jan 26, 2016 di f f user s conf or mi ng t o t he r equi r ement s of UL El ect r i cal Const r uct n f or t he i nt er changeabl e use as cool ed or heat ed ai r suppl y di f f user s or r et ur n ai r uni t s. I nst al l cei l i ng mount ed uni t s wi t h r i ms t i ght agai nst cei l i ng.

Pr ovi de sponge r ubber gasket s bet ween cei l i ng and sur f ace mount ed di f f user s f or ai r l eakage cont r ol . Pr ovi de sui t abl e t r i m f or f l ush mount ed di f f user s. For connect i ng t he duct t o di f f user , pr ovi de duct col l ar t hat i s ai r t i ght and does not i nt er f er e wi t h vol ume cont r ol l er . Pr ovi de r et ur n or exhaust uni t s t hat ar e s i mi l ar t o suppl y di f f user s.

2. 9. 8. 2 Regi st er s and Gr i l l es

Pr ovi de uni t s t hat ar e f our - way di r ect i onal - cont r ol t ype, except pr ovi de r et ur n and exhaust r egi st er s t hat ar e f i xed hor i zont al or ver t i cal l ouver t ype s i mi l ar i n appear ance t o t he suppl y r egi st er f ace. Fur ni sh r egi st er s wi t h sponge- r ubber gasket bet ween f l anges and wal l or cei l i ng. I nst al l wal l suppl y r egi st er s at l east 6 i nches bel ow t he cei l i ng unl ess ot her wi se i ndi cat ed. Locat e r et ur n and exhaust r egi st er s 6 i nches above t he f l oor unl ess ot her wi se i ndi cat ed. Achi eve f our - way di r ect i onal cont r ol by a gr i l l e f ace whi ch can be r ot at ed i n 4 posi t i ons or by adj ust ment of hor i zont al and ver t i cal vanes. Pr ovi de gr i l l es as speci f i ed f or r egi st er s, wi t hout vol ume cont r ol damper .

2. 9. 9 Louvers

Pr ovi de l ouver s f or i nst al l at i on i n ext er i or wal l s t hat ar e associ at ed wi t h t he ai r suppl y and di st r i but i on syst em as speci f i ed i n Sect i on 07 60 00

FLASHI NG AND SHEET METAL.

2. 9. 10 Ai r Vent s and Pent houses

Fabr i cat e ai r vent s and pent houses f r om gal vani zed st eel or al umi num sheet s wi t h gal vani zed or al umi num st r uct ur al shapes. Pr ovi de sheet met al t hi ckness, r ei nf or cement , and f abr i cat i on t hat conf or m t o SMACNA 1966.

Accur at el y f i t and secur e l ouver bl ades t o f r ames. Fol d or bead edges of l ouver bl ades f or r i gi di t y and baf f l e t hese edges t o excl ude dr i v i ng r ai n.

Pr ovi de ai r vent s, pent houses, and goosenecks wi t h bi r d scr een.

2. 9. 11 Bi r d Scr eens and Fr ames

Pr ovi de bi r d scr eens t hat conf or m t o ASTM E2016, No. 2 mesh, al umi num or st ai nl ess st eel . Pr ovi de " medi um- l i ght " r at ed al umi num scr eens. Pr ovi de " l i ght " r at ed st ai nl ess st eel scr eens. Pr ovi de r emovabl e t ype f r ames f abr i cat ed f r om ei t her st ai nl ess st eel or ext r uded al umi num.

2. 10 AI R SYSTEMS EQUI PMENT

2. 10. 1 Fans

2. 10. 1. 1 I n- Li ne Cent r i f ugal Fans

Pr ovi de i n- l i ne f ans i ndi cat ed on equi pemnt schedul e.

2. 10. 1. 2 Cei l i ng Exhaust Fans

Pr ovi de cent r i f ugal t ype, di r ect dr i ven suspended cabi net - t ype cei l i ng exhaust f ans. Pr ovi de f ans wi t h acoust i cal l y i nsul at ed housi ng. Pr ovi de chat t er - pr oof backdr af t damper . Pr ovi de egg- cr at e desi gn or l ouver desi gn i nt egr al f ace gr i l l e. Mount f an mot or s on v i br at i on i sol at or s. Fur ni sh uni t wi t h mount i ng f l ange f or hangi ng uni t f r om above. Pr ovi de U. L. l i s t ed

SECTI ON 23 00 00 Page 15 95% r evi ew Jan 26, 2016 fans.

2. 11 TERMI NAL UNI TS

2. 11. 1 Fan- Coi l Uni t s

Pr ovi de base uni t s t hat i ncl ude gal vani zed coi l casi ng, coi l assembl y dr ai n pan val ve and pi pi ng package, ai r f i l t er , f ans, mot or , f an dr i ve, mot or swi t ch, an encl osur e f or cabi net model s and casi ng f or conceal ed model s, l evel i ng devi ces i nt egr al wi t h t he uni t f or ver t i cal t ype uni t s, and sound power l evel s as i ndi cat ed. Obt ai n sound power l evel dat a or val ues f or t hese uni t s accor di ng t o t est pr ocedur es based on AHRI 350. Sound power val ues appl y t o uni t s pr ovi ded wi t h f act or y f abr i cat ed cabi net encl osur es and st andar d gr i l l es. Val ues obt ai ned f or t he st andar d cabi net model s ar e accept abl e f or conceal ed model s wi t hout separ at e t est pr ovi ded t her e i s no var i at i on bet ween model s as t o t he coi l conf i gur at i on, bl ower s, mot or speeds, or r el at i ve ar r angement of par t s. Pr ovi de aut omat i c val ves and cont r ol s as speci f i ed i n par agr aph SUPPLEMENTAL COMPONENTS/ SERVI CES, subpar agr aph CONTROLS. Fast en each uni t secur el y t o t he bui l di ng st r uct ur e. Pr ovi de uni t s wi t h capaci t y i ndi cat ed. Pr ovi de r oom f an- coi l uni t s t hat ar e cer t i f i ed as compl yi ng wi t h AHRI 440, and meet t he r equi r ement s of UL 1995.

2. 11. 1. 1 Enclosures

Fabr i cat e encl osur es f r om not l i ght er t han 18 gauge st eel , r ei nf or ced and br aced. Pr ovi de encl osur es wi t h f r ont panel s t hat ar e r emovabl e and have 1/ 4 i nch c l osed cel l i nsul at i on or 1/ 2 i nch t hi ck dual densi t y f oi l f aced f i br ous gl ass i nsul at i on. Make t he exposed si de of a hi gh densi t y, er osi on- pr oof mat er i al sui t abl e f or use i n ai r st r eams wi t h vel oci t i es up t o 4, 500 f pm. Pr ovi de duct ed or non- duct ed as shown. On non- duct ed di schar ge gr i l l e t hat i s adj ust abl e and t hat i s of such desi gn as t o pr oper l y di st r i but e ai r t hr oughout t he condi t i oned space. For non- duct ed f an coi l s p l ast i c di schar ge and r et ur n gr i l l es ar e accept abl e pr ovi ded t he pl ast i c mat er i al i s cer t i f i ed by t he manuf act ur er t o be c l assi f i ed as f l ame r esi st ant accor di ng t o UL 94 and t he mat er i al compl i es wi t h t he heat def l ect i on cr i t er i a speci f i ed i n UL 1995. Pr ovi de gal vani zed or f act or y f i ni shed f er r ous met al sur f aces wi t h cor r osi on r esi st ant enamel , and access door s or r emovabl e panel s f or pi pi ng and cont r ol compar t ment s, pl us easy access f or f i l t er r epl acement . Pr ovi de duct di schar ge col l ar f or conceal ed models.

2. 11. 1. 2 Fans

Pr ovi de st eel or al umi num, mul t i bl ade, cent r i f ugal t ype f ans. I n l i eu of met al , f ans and scr ol l s coul d be of non- met al l i c mat er i al s of sui t abl y r ei nf or ced compounds wi t h smoot h sur f aces. Dynami cal l y and st at i cal l y bal ance t he f ans. Pr ovi de accessi bl e assembl i es f or mai nt enance.

Di sassembl e and r e- assembl e by means of mechani cal f ast eni ng devi ces and not by epoxi es or cement s.

2. 11. 1. 3 Coils

Fabr i cat e coi l s f r om not l ess t han 3/ 8 i nch out s i de di amet er seaml ess copper t ubi ng, wi t h copper or al umi num f i ns mechani cal l y bonded or sol der ed t o t he t ubes. Pr ovi de coi l s wi t h not l ess t han 1/ 2 i nch out s i de di amet er f l ar e or sweat connect or s, accessor y pi pi ng package wi t h t her mal connect i ons sui t abl e f or connect i on t o t he t ype of cont r ol val ve suppl i ed, and manual ai r vent . Test coi l s hydr ost at i cal l y at 300 psi or under wat er

SECTI ON 23 00 00 Page 16 95% r evi ew Jan 26, 2016 at 250 psi ai r pr essur e. Pr ovi de coi l s sui t abl e f or 200 psi wor ki ng pr essur e. Make pr ovi s i ons f or coi l r emoval .

2. 11. 1. 4 Dr ai n Pans

Si ze and l ocat e dr ai n and dr i p pans t o col l ect al l wat er condensed on and dr i ppi ng f r om any i t em wi t hi n t he uni t encl osur e or casi ng. Pr ovi de condensat e dr ai n pans desi gned f or sel f - dr ai nage t o pr ecl ude t he bui l dup of mi cr obi al s l i me and t her mal l y i nsul at ed t o pr event condensat i on and const r uct ed of not l i ght er t han 21 gauge t ype 304 st ai nl ess st eel or noncor r osi ve ABS pl ast i c. Pr ovi de i nsul at i on wi t h a f l ame spr ead r at i ng not over 25 wi t hout evi dence of cont i nued pr ogr essi ve combust i on, a smoke devel oped r at i ng no hi gher t han 50, and of a wat er pr oof t ype or coat ed wi t h a wat er pr oof i ng mat er i al . Desi gn dr ai n pans so as t o al l ow no st andi ng wat er and pi t ch t o dr ai n. Pr ovi de mi ni mum 3/ 4 i nch NPT or 5/ 8 i nch OD dr ai n connect i on i n dr ai n pan. Pr ovi de pl ast i c or met al auxi l i ar y dr ai n pans t o cat ch dr i ps f r om cont r ol and pi pi ng packages, el i mi nat i ng i nsul at i on of t he packages; i f met al , pr ovi de auxi l i ar y pans t hat compl y wi t h t he r equi r ement s speci f i ed above. Ext end i nsul at i on at cont r ol and pi pi ng connect i ons 1 i nch mi ni mum over t he auxi l i ar y dr ai n pan.

2. 11. 1. 5 Manual l y Oper at ed Out si de Ai r Damper s

Pr ovi de manual l y oper at ed out s i de ai r damper s accor di ng t o t he ar r angement i ndi cat ed, and par al l el ai r f oi l t ype damper s of gal vani zed const r uct i on.

Pr ovi de bl ades t hat r ot at e on st ai nl ess st eel or nyl on s l eeve bear i ngs.

2. 11. 1. 6 Filters

Pr ovi de di sposabl e t ype f i l t er t hat compl i es wi t h ASHRAE 52. 2.