# ENE R GY S TA R Qu a l i fi ed H o mes, Vers i on 3 ( R e v. 0 3 )

HVAC S ystem Q u a l i ty I nst a ll a tion Contractor C h ecklis t 1

V e rsi o n 3 (R e v . 0 3 ) - Ef f ect i ve 4 / 1 /2 0 1 1 R e v ise d 3/25/201 1 6 Ho m e Ad d re s s : Ci ty : St a t e : S ys t e m D e sc rip t i on 2 Co o l in g s ys te m fo r t e m p o ra ry o c cup a n t l oad ? 3 Ye s  No  **1 .**  **W h**  **o l**  **e -**  **Bui l**  **d i**  **ng M**  **ec h**  **a n**  **i c** **a l**  **V e**  **nt i**  **l a**  **ti o**  **n D**  **es i**  **gn 4**  **C o**  **n t**  **. /** **T e**  **c h**  **. V** **e r**  **i f** **i e**  **d 5**  **Ra te**  **r**

**V e**  **r i**  **f i**  **e d**  **N/A** 1
. 1 V e n t il at ion s yst e m d e s ig n e d t o m eet AS HR A E 62 .2 - 201 0 requ ire m e n ts 6

. 1
. 2 V e n t il at ion s yst e m doe s not u t i li z e a n int a k e d u ct t o t h e ret ur n s i d e of t h e H V A C s yst e m un l es s t h e s ys t e m is des ig ne d t o opera t e i n t e rm i tte n t ly an d au to m at i ca l ly ba s e d o n a t i m e r an d t o res t r i ct ou t d oo r a ir i n ta k e whe n no t in u s e ( e . g. , m otor i ze d d a m per)
. 1
. 3 Do c u me n t at ion i s att a c he d wi t h ven t il a t ion s yst e m type , l o ca t io n , de s ign rate , an d frequen cy an d d ura t ion of ea c h ven t il at ion cyc l e . 1
. 4 I f pre s en t , c o n t in uou s l y- opera t i n g ven t . & exhau s t fan s de s ig ne d to opera t e dur ing a ll oc c up ia b le h o urs . 1
. 5 I f pre s en t , int e rm i tt en t l y- operat ing who l e - hou s e ven t il a t ion s ys t e m des ig ne d t o au to m at i ca lly operat e a t le a s t on c e pe r da y an d a t le as t 1 0 % of ever y 2 4 hours
.   -   -   -       **2 .**  **He a**  **ti n**  **g & Co**  **o l**  **i n**  **g S**  **y s**  **t e**  **m D**  **es i**  **g n**  **4 ,**  **7 -**  Par a m e te r s us e d in th e de si

gn c a lc ula t

ion s sha ll r

e fle ct h o m e to b e b uilt, spe cifica lly, o u tdo o r de si gn te mp e ra tur

e s, h o m e or

ien ta tio n , n u mb e r o f b e d r o o m s, c o n d

itio n e d f loo r a re a , w

indo w a r e a , p r e do mi n an t wi n do w p e r

f o r ma n ce a n d in s ula t

io n le v e ls, i n filt r a tio n r a te, me ch a n ical ve n tila t

io n ra te, pr

e s e n ce o f MER V6 o r b e tte r f ilter , a n d in doo r tempe r

a tur e s e t po in ts = 70 ° F f

o r h ea t ing; 75 °F f

o r c ooli n g 2
. 1 Hea t Los s / G a in M e t hod :  M anua l J v 8  AS H R A E 20 09  Ot her : 2
. 2 D u ct De s ign M e t ho d :  M anua l D  Ot her :

_ 2
. 3 E qu i p me n t S e l e ct ion M e t hod :  M anua l S  OEM Re c .  Ot her : 2
. 4 O u tdoo r D e s ign T e m pera t ures : 8 L o c a t io n : 1 %: °F 99% : °F 2
. 5 O r ie n t at ion of Ra te d H o m e (e.g
. , Nor t h , S ou t h) : 2
. 6 N u m be r of O cc upa n ts S erve d b y S yst e m : 9 2
. 7 Cond i t io ne d Flo o r A re a in Rate d H o m e : S q . F t
. 2
. 8 W in dow A re a in Rat e d H o m e : S q . F t
. 2
. 9 P red o m i nan t W in dow S H GC i n Ra t e d H o m e : 1 0 2
. 1 0 I n fil t rat ion Ra t e in Rate d H o me : 1 1 S u m m er : W int e r : 2
. 1 1 M e c han i ca l V e n t il at ion Ra t e i n Ra t e d H o m e : C F M 2
. 1 2 De s ign La t en t Hea t G a in: B T U h 2
. 1 3 De s ign S e n s ible He at G a i n : B T U h 2
. 1 4 De s ign Total Hea t G a in: B T Uh 2
. 1 5 De s ign Total Hea t Los s : B T U h 2
. 1 6 De s ign A i r

flow : 1 2 C F M 2
. 1 7 De s ign Duct St at ic P re ss ure : 1 3 I nche s W ate r Co l u m n ( I W C ) 2
. 1 8 Full Loa d Ca l c u latio n s Repor t Att a c he d   -      -   -   -   -   -   -   -   -   -   -   -   -   -   -      - **3 .**  **S e**  **l e**  **c t** **e d**  **Co o**  **l i**  **ng E**  **q u**  **i p**  **m e**  **nt, I**  **f Co o**  **l i**  **ng E**  **q u**  **i p**  **m e**  **nt to**  **be I**  **n s**  **t a**  **l le**  **d** 3
. 1 Conden s e r M anu fact ure r & M ode l: 3
. 2 Conden s e r S er ial # : 3
. 3 E vapora t o r / Fan Co il M anu fa ct ure r & M ode l: 3
. 4 E vapora t o r / Fan Co il S er ial # :

_ 3
. 5 A H R I Re feren c e # : 1 4 3
. 6 L i ste d E f

fi c ie n cy : E E R S EE R 3
. 7 M e t er ing Dev i c e Type :  TX V  Fi xe d or i fi c e  O t her : 3
. 8 Re fr ig eran t Type :  R-410 a  O t her : 3
. 9 Fan S pee d Type : 1 5  Fi xe d  Var ia b le ( E C M /I C M )  Ot he r : 3
. 1 0 L i s t e d S ys . La te n t Capac i ty at Des ign Cond
. 16 : B T Uh 3
. 1 1 L i s t e d S ys . S en s ible Capa c i ty a t Des ign Cond
. 16 : B T U h 3
. 1 2 L i s t e d S ys . T ota l Cap a c i ty at De s ign Cond
. 16 : B T U h 3
. 1 3 I f L i st e d S ys . La t en t Ca p a c i ty (V a lue 3
. 10 ) < D e s ign L at en t He at G a in (V a lue 2
. 12) , E N E R GY S TA R qua li fied deh u m i d i fier i n sta l led 3
. 1 4 L i s t e d Total Cap
. (Va lue 3
. 1 2 ) is 9 5 - 115 % of D es ign Tot a l Heat G a in (V a lue 2
. 14 ) o r nex t n o m . S i ze 17 , 1 8 3
. 1 5 A HR I Cer

t i fi c at e Att a ch e d 14                                              **4 .**  **S e**  **l e**  **c t** **e d**  **H e**  **a t P**  **um p**  **E q**  **u i**  **p me**  **nt, I**  **f H**  **ea tp**  **u m**  **p to**  **be I**  **n s**  **t a**  **l le**  **d** 4
. 1 A HR I L i s t e d E f

fi c ie n cy : H SP F 4
. 2 P er fo rm a n c e a t 17 ° F : Cap a c i ty B T U h E ffi c ie n cy : C OP 4
. 3 P er fo rm a n c e a t 47 ° F : Capac i ty B T U h E ffi c ie n cy : C OP         

OMB Control No. 2060 - 0586

EPA Form 5900 - 175 The government estimates the average time needed to fill out this form is 1.5 hours and welcomes suggestions for reducing this effort. Send comments (referencing OMB Control Number) to the Director, Collection Strategies Division, U.S. EPA (2822T), 1200 Pennsylvania Ave., NW, Washington, D.C. 20460
.

# ENE R GY S TA R Qu a l i fi ed H o mes, Vers i on 3 ( R e v. 0 3 )

HVAC S ystem Q u a l i ty I nst a ll a tion Contractor C h ecklis t 1

V e rsi o n 3 (R e v . 0 3 ) - Ef f ect i ve 4 / 1 /2 0 1 1 R e v ise d 3/25/201 1 7 **5 .**  **S e**  **l e**  **c t** **e d**  **F urn**  **ac e**  **, If**  **F u**  **r na**  **c e**  **to b**  **e I**  **n s**  **t a**  **l le**  **d C**  **o n**  **t .**  **/ T**  **e c**  **h .**  **V e**  **r i**  **f i**  **e d**  **5 Ra**  **te r** 

**V e**  **r i**  **f i**  **e d**  **N/A** 5
. 1 Fu rna c e M anu fa ct ure r & M od e l: 5
. 2 Fu rna c e S er ial # : 5
. 3 L i ste d E f

fi c ie n cy : A F U E 5
. 4 L i ste d O u t pu t Hea t ing Cap a c i ty : B T U h 5
. 5 L i ste d O u t pu t Hea t
. Cap
. (Va l u e 5
. 4 ) i s 10 0 - 140 % of De s ign Tot a l Hea t L o s s (Va lue 2
. 1 5 ) o r nex t n o m. S i z e 18 , 1 9   

            **6 .**  **Refri ge**  **ra n**  **t Tes**  **t s**  **-** Run sy s te m f o r 1 5 min u tes b e f

or e tes t ing No te : I f c o ld we a t h e r m a k e s it i m po ss i b le to v e r i fy pro p e r re fr i g e ra n t c ha r g e , s yste m m u st i n cl u d e a T X V 20 6
. 1 O u tdoo r a mbie n t t e m p erat ure a t c onden s e r : °F D B 6
. 2 Re t ur n - s ide a ir te m p era t ure i n s ide d u ct nea r evapora t or , during c oo li n g mo de : °F W B 6
. 3 L iq u id li n e pres s ure : p s ig 6
. 4 L iq u id li n e t e mp era t ure : °F D B 6
. 5 S u ct ion li n e pres s ure : p s ig 6
. 6 S u ct ion li n e t e m pera t ure : °F D B                   **7 .**  **Refri ge**  **ra n**  **t C**  **a l**  **c u**  **l a**  **ti o**  **n s**  For S ys t e m wi t h Th e rm a l E xpan s ion V a l ve ( TX V ) : 7
. 1 Conden s e r s a t ura t ion te m p erat ure: °F D B ( U s ing Va lue 6
. 3 ) 7
. 2 S u b c oo li n g va lu e : °F D B (V a l u e 7
. 1 - V a lue 6
. 4 ) 7
. 3 OEM s u b c oo li n g goa l : °F D B 7
. 4 S u b c oo li n g dev iat io n : °F D B (V a l u e 7. 2 – V a lue 7
. 3 )             For S ys t e m wi t h Fi xe d O r i fi ce : 7
. 5 E vapora t o r s a t urat ion t e m p erat ure: °F D B ( U s ing Va lue 6
. 5 ) 7
. 6 S uperheat va lu e : °F D B (V a l u e 6
. 6 – V a lue 7
. 5 ) 7
. 7 OEM s uperhea t goa l : °F D B ( U s ing superhea t t ab les an d V a lu e s 6
. 1 & 6
. 2 ) 7
. 8 S uperheat dev i at io n : °F D B (V a lue 7
. 6 – V a lue 7
. 7 )             7
. 9 V a lue 7
. 4 is ± 3 °F o r V a lue 7
. 8 is ± 5 °F    7
. 1 0 A n OEM tes t pr

o c edure ha s bee n u s e d in p la c e of s u b - c oo li n g o r s upe r- hea t pro c e s s an d d o c u me n t a t ion h a s bee n a tt a c he d t h at defin e s t h i s pr oc edure    **8 .**  **El ec** **tr i**  **ca l**  **Me a**  **s ur** **em e**  **nts** 8
. 1 E vapora t or

/a ir hand ler fan : a mp s vo l ts wa tts 8
. 2 Conden s e r fan : a mp s vo l ts wa tts 8
. 3 C o m pres s or : a mp s vo l ts wa tts 8
. 4 E le ct r i c a l m e a s ure m ents wi t h i n OEM s pe c i fied t o le ran c e of n a m ep late va lue             **9 .**  **A ir**  **F l**  **o w**  **T e**  **s ts**  9
. 1 A ir vo l u m e at evapora tor : C FM 9
. 2 T e s t per

f o rm e d in wh i c h m od e ?  He at ing  Coo ing 9
. 3 Re t ur n d u ct s ta t i c pre ss ure : I W C Te s t Ho le Lo c a t ion 21 : 9
. 4 S upp ly d u ct st at ic pres s ure : I W C Te s t Ho le Lo c a t ion 2 1 : 9
. 5 T e s t ho le l o c a t io n s are we l l - ma r k e d an d a cc e s s ibl e 21 9
. 6 M ea s ure m en t m et ho d u s e d :  A n e m o m et e r  P re ss ure ma tc h ing 22

 Flow gr id  Fan c urve  O t h er : 9
. 7 A irfl ow vo lu m e a t evapora t o r (V a lue 9
. 1 ) , at f a n de s ign s pee d an d fu ll opera t ing lo a d , +/ - 15 % of t h e a irfl ow requ ire d pe r s yst e m d e s ign (V a lue 2
. 16 ) o r wi t h in rang e re co m m en d e d b y OEM                      **10 .**  **A ir B**  **a l**  **a n**  **c e**  10
. 1 I nd i v id ua l ro o m a ir flow s wi t h in t h e grea t e r of ± 20 % o r 2 5 C FM of t h e de s ign / app li c at ion requ ire m e n ts fo r t h e s upp ly an d re t ur n d u cts 23 10
. 2 B a la n c ing repor

t in d i c a t ing q uan t i ty of s upp ly an d re t ur n t e rm i n a ls pe r ro o m att a c he d       **11 .**  **S y**  **s t** **e m**  **Co n**  **trols** 11
. 1 O pera t ing an d s afe ty c on t ro l s m eet OEM requ ire m e n ts    **12 .**  **D r** **a in**  **p a**  **n** 12
. 1 Corro s ion - re s i st a n t dra in pa n , properly s lo pe d t o dra in ag e s ys t e m, in c lu de d 24    Te c hn i c ian N a m e 2 5 _ E qu i p m e n t I ns ta ll a t ion Da te : Te c hn i c ian S ig na t ure 2 5 _ C o m pany : De s ig ne r N a m e 2 5 _ S ys t e m De s i g n Da t e : De s ig ne r S ig n at ure 2 5 _ C o m pany :

# ENE R GY S TA R Qu a l i fi ed H o mes, Vers i on 3 ( R e v. 0 3 )

HVAC S ystem Q u a l i ty I nst a ll a tion Contractor C h ecklis t 1

V e rsi o n 3 (R e v . 0 3 ) - Ef f ect i ve 4 / 1 /2 0 1 1 R e v ise d 3/25/201 1 8 1. T he H VAC S y

s tem Q u ali t y Insta l l at i on C o ntra ctor C h e c k li s t i s d e s i g n ed t o a l i gn w i th the re q u i re m e n ts of AS H RA E 62.2 - 2 010 a n d p u b li s h ed a d d e n d a a nd A N S I / AC C A‟ s 5 Q I - 2 0 07 pro t o c o l , t h ere b y i m pro v i ng the p er for m a n c e of H VA C e q u i p m e n t i n n e w h o m es w h e n c o m p a red t o h o m es b uil t to m i n i m u m c o d e. H o we ver, th e s e fe a t u res a l o ne c a n n o t pre v e n t a l l ve n t i l at i o n , i n d o o r a i r q u a l i t y , or H VAC pro b l e m s ( e. g ., th o s e c a u s ed b y a l a c k of m a i nte n a n c e b y o cc u p a n ts )
. T here fore, t h i s c h e c k li s t i s n o t a g u aran t ee of proper ve n t i l at i on, i n d o o r a i r q u a l i t y , or H VAC p er fo rm a n ce . T h i s c h ec k li s t a p p li es t o v e n t i l a t i o n s y s te m s , s p li t a i r c o n d i t i o n e rs , u n i t a ry a i r c o n d i t i o n ers , a i r- s o u rc e/wa t e r- s o u rc e ( i .e . , g e o t h e r m a l ) h e at p u m p s up to 6 5 , 0 00 B tu / h a n d f urna c es up to 2 2 5, 0 00 B tu / h. A l l o t h e r e q u i p m e n t, i n c l u d i ng b o i l ers , i s e x e m p t
. T h i s c h ec k li s t s h al l be pro v i d e d b y the R ate r to the H VAC c o n tra ct or who s h a l l c o m p l ete o ne c h e c k li s t for e a c h s y s t e m . Upon c o m p l et i o n, the H VAC c o n tra c tor s h a l l ret u r n the c h e c k li s t( s ) to t h e R ate r . Al t erna t i ve l y , a t t h e d i scret i o n of the c o ntra c tor a n d R ate r , t he R ate r m a y v eri fy a n y i tem on th i s c h e c k li s t i n p l a c e of the c o n tra ct o r . W h e n th i s o cc urs , the R ate r s h a l l c h e c k the b ox of the v eri f i ed i te m s i n the R a ter Veri f i e d c o l u m n. T he Rate r i s o n l y re s p o n s i b l e for e n s uri n g t h at t h e C o ntra ctor h as c o m p l e t ed t he C o n tra ct or c h e ck li s t i n i ts e n t i re t y a n d for t he i te m s th a t are c h e c k ed i n the R a t er Veri f i e d c o l u m n ( i f a n y)
. T he Rate r i s n o t re s p o n s i b l e for a ss e ss i ng the a cc ura c y of the i te m s i n th i s c h e c k li s t t h at are n o t c h e c k ed i n t he R ate r V eri f i ed c o l u m n. Inste a d , i t i s t he c o ntra ctor‟ s e xc l u s ive re s p o n s i b i l i t y to e n s ure t h e d e s i g n a n d i n s ta l l a t i o n co m p l y w i th t he C o n tra ctor c he c k li s t
. T h i s c h ec k li s t w i t h s u p p ort i ng d o c u m e n ts m a y a l s o be u s ed to d e m o n s trate c o m p li a n c e w i th I n d o or a i r P L U S s p e c i f i c at i o ns 4
. 1, 4
. 2 , 4
. 5, 4. 6 , a n d 7. 1
. 2. De scr i pt i on of H VAC s ys tem l o c at i on or area s erved ( e. g . , “ w h o l e - h o u s e”, “ u p p er l e ve l ” , “l o we r - l e ve l ” , or “s u p p l e m e n tal for e xc e s s l o a d s . ”)
. 3. Check “ Ye s ” i f th i s s y s tem i s to h a n d l e te m p o ra ry o cc u p a n t l o a d s . S u c h a s y s tem m ay b e re q u i red to a cc o mm o d ate a s i g ni f i c a n t n u m b e r of g u e s t s on a re g u l ar or s p o ra d i c b a s i s a n d s h a l l be h a n d l e d b y a s u p p l e m e n tal c o o l i n g s y s t e m ( e. g ., a s m a ll , s i n g l e - p a c k a ge u n i t or s p l i t - c o i l u n i t) or b y a s y s t em th a t c an s h i ft c a p a c i t y f ro m zo n e to z o n e ( e. g ., a var i a b l e vo l u m e s y

s te m )
. 4. T he p e rs on re s p o n s i b l e for the h e a t i n g , c o o li n g , a nd v e n t i l a t i on d e si g n , whe t h e r i t be the H VAC t e c h ni c i an or ot h er q u a li f i ed H VA C d e si gn profe ss i o n a l , s h a l l be re s p o n si b l e for c o m p l et i n g se ct i o n s 1 a n d 2 of t hi s c h e c k li s t. 5. T he „ Con t
. / T e c h. Veri f i e d ‟ c o l u m n s h a l l be u s ed to i n di c a t e i t e m s veri f i ed b y t he H VAC C o n tra ct or or T e c h ni c i a n. T he „ Rat e r V eri f i e d ‟ c o l u m n s h a l l o nl y b e u s ed t o i nd i c ate i te m s veri f i ed b y t he Rate r , for h o m es i n w h i c h the Ra t er h a s a g re ed t o v eri fy a nd a cc e p t re s p o n s i b i l i t y for o ne o r m ore re q u i re m e n ts . 6. For proper pro c e d u re s , e x c e p t i o n s , a n d s e l e ct i o n m et h o ds s ee AS H RA E 6 2
. 2 - 2010 a n d p u b li s h ed a d d e n d a . A l l c o m p o n e nts s h a l l be d e s i g n ed a nd i n s t a l l ed p er l o c al c o d e s , m a n u fa cture rs ‟ i n s ta l l a t i on i n s tru ct i o n s , e n g i n e e ri ng d o c u m e n ts , and re g i o n a l E N E R G Y S T A R pro gram re q u i re m e n ts . T he s y s tem s h al l h a ve at l e a s t o n e s u p p l y or e x h a u s t fan w i t h a ss o c i ate d d u cts a nd c o n tro l s . L o c al e x h a u s t fa n s a re a l l o we d to be p a rt of an e x h a u s t ve nt i l a t i o n s y s t e m . O utd o o r a i r d u c ts c o n n e cte d to the ret u r n s i d e of an a i r h a n d l er are a l l o wed to b e p art of a s u p p l y v e n t i l a t i on s y s tem i f m a n u fa cture rs ‟ re q u i re m e n ts for ret u r n ai r te m p e rat u re are m et. 7. Hea t i ng a n d c o o li n g l o a ds s h al l be c a l c u l at e d, e q u i p m e n t c a p a c i t y s h a l l be s e l e ct e d , a nd d u ct s y s te m s s h al l be si z ed a cc ord i ng to t he l ate s t e d i t i o n s of A C C A M a n u a l s J , S , & D, re s p e ct i ve l y , AS H RA E 2 0 0 9 H a n d b o ok of Fu n d a m e n ta l s , or a s u b s ta nt i ve l y e q u i va l e nt pro c e d ure. 8. If t h e d e si gn c o n d i t i o ns are d i cta t ed b y a co d e or re g u l at i o n, t h e n the re q u i re m e n ts of t h e l a w fu l or c o n tro l l i ng a u t h ori t y s u p ers e d es t he M a nua l J o r AS H RA E d e fa ul t d e si gn v a l u e s . O t h erw i s e, the d e fa u l t v a l u e s s h a l l b e u s e d. T he v a l u es for the g e o gra p h i c a l l y cl o s e s t l o c a t i on s h a l l b e se l e cted or a j u s t i f i c at i on pro v i d ed for the s e l e cte d l o c at i o n . 9. T he n u m b e r of o cc u p a n ts a m o n g a l l H VAC s y s t e m s in the h o m e m u s t be e q u a l to t h e n u m b e r of b e droo m s , as d e f i n e d b e l o w , p l us o n e. Occ u p a n ts li s te d for s y s tem s th a t are i n di c a t ed i n t he h e a d e r as a c o o l i ng s y s t em fo r te m p o ra ry o cc u p a n t l o a d s , as d e scr i b e d i n fo o tn o te 3 , s h al l be p e r m i tte d to ex c e e d t h i s l i m i t. A b e dro om i s d e f i n e d b y R ES N E T as a ro o m or s p a c e 70 s q. ft. or greate r si ze, w i th e gre s s w i n d o w a n d cl o s et, u s ed or i n te n d e d to be u s e d for s l e e p i n g . A " d e n " , " l i bra ry" , or " h o m e off i c e" w i th a c l o s et, e gre s s w i n d o w, a nd 70 s q. ft. or greate r si ze or o t h e r s i m il ar ro o m s s h al l c o u nt as a b e dro o m , b ut l i v i ng ro o m s a n d f o yers s h a l l n o t. A n e g re s s w i n d ow , as d e f i n e d i n IRC s e ct i o n R3 1 0, s h a l l re fer to a n y o p e ra b l e w i n d o w t h at pro vi d es for a m e a ns of e sc a p e a n d a cc e s s for re s c ue i n the e ve n t of an e m e rg e n c y . T he e g re s s w i n d o w d e f i n i t i on h as b e en s u m m ari zed for c o nve n i e n c e. T he e gre s s w i n d o w s h a ll : h a v e a s i l l h e i g ht of n o t m o re t h a n 4 4 i n c h e s a b o v e t he f l o o r ; A N DV e rsi o n 3 (R e v . 0 3 ) - Ef f ect i ve 4 / 1 /2 0 1 1 R e v ise d 3/25/201 1 9 

# ENE R GY S TA R Qu a l i fi ed H o mes, Vers i on 3 ( R e v. 0 3 ) HVAC S ystem Q u a l i ty I nst a ll a tion Contractor C h ecklis t 1 h a v e a m i n i m u m n e t c l e a r o p e n i n g of 5
. 7 s q . ft.; A ND h a v e a m i n i m u m n e t c l e a r o p e n i n g h e i g ht of 24 i n .; A ND h a v e a m i n i m u m n e t c l e a r o p e n i n g w i dth of 20 i n.; A N D be o p e ra t i o n al f rom t h e i n si de of t h e ro o m w i t h o u t t h e u s e of k e y s , to o l s or s p e c i a l k n ow l e d ge 10. “ P re d o m i n a nt” i s d e f i n ed as t h e S H G C va l ue u s ed i n t h e g re a t e s t a m o u nt of w i n d o w area i n t he h o m e 11. In fil tra t i on rate s h a l l re f l e c t va l ue u s ed i n c o n f i rm ed or pro j e cted H E RS ra t i ng for rate d h o m e. Al terna t i ve l y , u s e “Avera g e ” or “ S e m i - l o o s e” va l u e s for the c o o l i n g s e a s on i n f i l tra t i on ra t es a n d “S e m i - t i g h t” or “Avera g e ” v a l u es for the h e a t i ng s e a s on i n f i l trat i on r ate s , a s d e f i n e d b y A CCA M a n u al J , E i g h t h E d i t i o n, V ers i on T wo . 12. De s i gn a i r

f l o w i s t h e d e s i g n va l u e( s ) for the b l o wer i n C F M, as d e t er m i n e d b y u s i ng t he m a n u fa cture r‟ s e x p a n d e d p e r fo rm a n c e d ata to s e l e ct e q u i p m e n t, p er A C C A M a n u a l S p ro c e d ure s . 13. De s i gn d u ct s ta t i c pre ss ure s h a l l ac c o u n t for the i n s ta l l at i o n of a M E RV6 or h i g h er f il ter. 14. A l l e va p o ra t ors a n d c o n de n s i ng u n i ts s h a l l be pro p er l y m atch e d as d e m o n s trate d b y a n atta c h e d A HRI c e rt i f i c ate . If an A HRI c ert i f i c ate i s n ot a va il a b l e, a c o p y of O E M - p r o v i d e d c at a l o g d ata i n d i c a t i ng a cc e p ta b l e c o m b i n a t i on s e l e ct i on a n d p e r fo rm a n c e d ata s h a l l be a tta c h e d. 15. If w h o l e - h o u s e v e n t i l a t i on s y s t em ut i l i z es t he H VA C a i r h a n d l er, t h e n the fan s pe ed t ype s h a l l b e E C M/I C M, var i a b l e s p e ed, a nd r un a t a re d u c ed s p e e d d u ri ng ve n t i l at i o n, or i n cl u d e a c o ntro l l er ( e. g ., s m art cy c l er) th a t re d u c es the ve n t i l a t i on r un t i m e b y ac c o u n t i ng for h o urs wh e n H VA C s y s tem i s h e at i ng or c o o li ng t h e h o m e. 16. L i s ted s y

s tem c a p a c i t y at d e s i gn c o n d i t i o n s i s t o b e o b ta i n ed f rom t h e OEM ex p a n d e d p e r fo rm a n c e d ata . 17. F or c o o l i ng s y

s te m s , the n e xt l arg e s t n o m i n a l p i e c e o f e q u i p m e n t m a y be u s ed t h a t i s a va i l a b l e to s at i s fy t he l at e nt a n d s e n si b l e re q u i re m e n ts . Si n g l e - s p e ed s y s t e m s g e n e ra l l y h a ve O E M n o m i n a l si ze i n cre m e n ts of 1⁄2 to n . M ul t i s p e ed or m u l t i - s ta g e e q u i p m e n t m ay h ave O E M n o m i n a l si ze i n cre m e n ts of o n e to n . T h e re fore, the u s e of th e s e a d v a n c ed s y

s tem t yp e s c a n p ro vi d e e xtra fl e x i b il i t y to m e e t t h e e q u i p m e n t si z i ng re q u i re m e n ts . 18. Con t ra ctors s h a l l p e r fo rm a l o a d c a l c u l a t i o n for the s p e c i f i c h o u s e p l a n a n d o r i e n ta t i on of the h o m e to be q u a li f i e d or, for p l a n s w i t h m u l t i p l e o p t i o ns or th a t m a y be b u i l t i n m ore th a n o n e ori e nta t i o n, for e ve ry o p t i on a n d ori e nt a t i o n . If the l o a ds are c a l c u l a t ed for m u l t i p l e o r i e n t at i o n s a n d t h e l o a d s a cro s s a l l ori e nta t i o n s va ry b y < 2 5 %, t h e n the l a r g e s t l o ad s h al l b e p er m i tte d to b e u s ed for e q u i p m e n t s e l e ct i o n for a l l ori e nta t i o n s , s u b j e ct to t he o ve r - si zi n g li m i ts of A C C A M a n u al S
. O th e rw i s e, the c o n tra ctor s h a l l gro u p the l o a d for e a c h ori e n t at i on i nto a s et w i t h < 2 5% va r i at i o n a n d e q u i p m e n t s e l e ct i on s h a l l be c o m p l ete d for e a c h s et of l o a d s . A l l ot h er a s p e ct s of s y s t em d e s i gn ( e. g . , d u ct s ta ti c pre ss ure, d e si gn a i r

f l o w ) s h a l l be c o m p l e t ed for the s p e c i f i c or i e n ta t i on a n d c o n f i g urat i o n of t h e h o m e. No t e t h a t roo m l e vel d e si gn a i r

f l o ws d ete r m i n e d u s i ng M a n u a l J a nd M a n u a l S m a y b e d i fferent th a n t h e d e s i gn va l u es u s ed for a s ta n d a rd i z ed M a n u a l D d uct d e s i gn for e a c h o p t i on a nd or i e n ta t i o n. Du ct b a l an c i ng s h a l l b e p e r for m ed to m e e t the d e s i g n a i r

f l o ws for ea c h o ri e n ta t i o n a n d o pt i o n . 19. For warm a i r h e at i ng s y s t e m s , the o u t p u t c a p a ci t y m u s t be b e tween 1 0 0% a nd 1 4 0 % of c a l c u l a t ed s ys tem l o a d u n l e s s a l a rg e r si ze i s d i cta ted b y t he c o o l i ng e q u i p m e n t s e l e c t i o n. 20. Ei t h e r fa cto ry- i n s ta ll e d or f i e l d - i n s ta ll e d T XV‟ s m a y be u s e d
. For f i e l d - i n s ta l l ed T XV‟ s , e n s ure t h a t s e n s i n g b u l bs a r e i n s u l at e d a n d t i g h t l y cl a m p e d to the va p o r l i ne w i th g o od l i n e ar t h e r m al c o n t a ct at the re c o m m e n d e d o r i e n t at i o n , u s u a ll y 4 or 8 o ‟ c l o c k
. 21. E x a m p l es of ret u r n or s u p p l y d u ct s ta ti c pre ss ure m e a s ure m e n t l o c at i o n s are: p l e n u m , c a bi n e t , tr u nk d u ct, a s we l l as f ro n t, b a c k , l e ft o r r i g h t si d e . T e s t h o l e l o c a t i o ns s h a l l b e we l l m a rk ed a n d a cc e ss i b l e . 22. T he pre ss ure m atch i ng m e t h o d u s es a c a l i bra ted fan t o m atch the s u p p l y p l e n um pre ss ure produced when t he H VA C a i r h a n d l er fan i s i n o p e ra t i o n . T he a i r f l o w thro u gh t he c a li b rate d fan th a t pro d u c es the s a m e pre ss ure i s a ss u m ed to m atch t he H VAC a i r h a n d l e r fan a i r f l o w . 23. Du cts s h al l n ot i n cl u d e c o il e d or l o o p e d d u ctwork e xc e p t to the e xte nt n e e d e d for a c o u s t i c al c o n tro l
. B a l a n c i ng d a m p e rs or proper d u ct si zi ng s h a l l b e u s ed i n s te a d o f l o o ps to li m i t f l ow t o d i ffu s ers . W h e n b al a n c i n g d a m p e rs are u s e d , t he y s h a l l b e l o c at e d at t h e tr u nk to li m i t n oi s e u n l e s s the t r u n k w i l l n o t be a cc e ss i b l e when t he b a l a n c i n g p ro c e s s i s c o n d u ct e d
. In s u c h ca s e s , o p p o s a b l e b l a d e d a m p e rs or da m p e rs l o c ate d i n t he d u ct b o ot a r e p e r m i tte d. 24. Con d e n s ate p a n s h a l l be m a d e of c or ro s i o n - re s i s ta n t m ate r i a l s , to i n c l u d e g a lv a n i ze d s te e l a nd p l a s t i c . D ra i n p a n s h al l dra i n c o n d e n s a t e t o a c on s p i c u o u s p o i nt of d i s po s al t o a l ert o cc u p a nts i n th e e ve nt of a s to p p a ge of t h e pri m a ry dra i n a g e s y

s te m ; a n d s h a l l be e q u i p p ed w i t h a b a c kf l ow pre ve n t i o n va l v e w h en d ra i n ed t o a s h a re d dra i n a g e s y s te m , s u c h a s a storm wate r m a n a g e m e n t s y s te m . 25. H VA C tec h ni ci an s i g n at u re re q u i red pri o r to s u b m i tta l to R ate r . If the H VA C s ys tem d e s i gn (S e c . 1 & 2) was n o t c o m p l ete d b y t h e H VA C t ec h ni c i a n, t h e n the d e si g n er s h al l s i gn i n a d d i t i o n to H VA C tec h n i c i a n .