Bryant T6--NAC manual

Instal la tio n Instructio ns T6- - P AC , T6- - PHP , T6 - - NAC, T6 - - NHP PREF ERR ED t SER IES AC / HP TH ERMOS T A T A07045 A07044 Pr ogr amma bl e Con trol Non - - - P rog ra mmab le C ont rol NOTE : Read the en tire in structio n manu al b efo re starting the in stallatio n.[...]

2 T ABLE OF CONTEN TS P AGE SAFETY CONSIDERA TIONS 2 .................................... INTRODUCTI ON 3 .............................................. INST ALLA TION CONSID ERA TIONS 4 .............................. INST ALLA TION 7 ............................................... SYSTEM ST AR T- - UP AND CHECKOUT 36 .......................... OPE[...]

3 INTRO DUCTIO N Brya nt’ s 7- -day , 5/ 2 - - day , 1 - - day pr ogra mmabl e and non- -progra mmabl e Preferred t Ser ies Ther mosta t Control i s a wal l - -mounte d, low- -volta ge cont rol whic h combi nes te mpe rat ure a nd humidi ty cont rol in ei the r a si ngle unit or a two - - piece u n it. In two - - piece co n fig uratio n , the rel[...]

4 INST ALLA TION CONSIDERA TIONS Power This cont rol i s powe red by 24V AC onl y . It r equi res 24V AC ( Rh a nd/or Rc a nd C te rmi nals ) of the low- -volt age t ra nsfor mer t o be connec te d to it f or prope r oper at ion. I t wil l not oper at e without t hes e 2 conne cti ons. Rh and Rc a re conne ct ed via PCB bre akout jumpe r . See Fig.[...]

5 A07052 Fig. 1 - - PCB Bre akout Jumper Mod els Ther e ar e progra mmabl e and non - -progra mmabl e model s for al l appl ic ati ons. They ca n be conf igur ed for AC or H P ins ta lla tions , all owing i t to be use d in pla ce of a ll Brya nt ther most ats . Progr am mable t her most at s may be conf igure d as non- - progr amma ble if us er de[...]

6 dedi ca ted s ens or wir es ma y be used f or its c onnect ion. De ta il s a re pr ovide d in se nsor i nstr ucti ons. Remote Ind oor T e mperature S ensor A rem ote te mper atur e se nsor may be use d wit h the progra mmabl e hea t pump and pro gram mab le air co nd itio ner therm ostats w here it is d esirab le to install th e therm ostat in a [...]

7 INST ALLA TION Car ton conta ins t he fol lowi ng compone nts . See Fi g. 2 for progr amma ble mode ls or Fig. 3 for non- -progra mmabl e model s. A07756 Fig. 2 - - T6 - - P AC / T6- - PHP Carton Content s 1. Dis pla y Module 2. Sta nd - -off f or Equipme nt Control M odule 3. S crews and p ig tail 4. Equipme nt Contr ol Module[...]

8 A07757 Fig. 3 - - T6 - - NAC / T6 - - NHP Ca rt on Conte nts 1. Dis pla y Module 2. Sta nd - -off f or Equipme nt Control M odule 3. S crews and p ig tail 4. Equipme nt Contr ol Module AC /HP Cont ro l Location AC/ HP Contr ol shoul d be mount ed: S Approxi mat el y 5 ft (1. 5m) f rom floor . S Clos e t o or i n a f re quent ly us ed r oom, pref [...]

9 AC/ HP Contr ol shoul d NOT be mount ed: S Clos e t o a w indow , on a n outsi de wa ll, or ne xt to a door l ea ding t o the outs ide . S Expose d to dire ct l ight or hea t fr om a la mp, sun, fi re pl ace, or o th er temp eratu re- - rad iatin g o bjects w h ich co uld cause a false read ing . S Clos e t o or i n dire ct ai rf low f rom supply[...]

10 UNIT DAMAGE HAZARD Failu re to follo w this cautio n may resu lt in equ ipm en t d amag e or im prope r oper ati on. Imp rop er wiring o r in stallation m ay damag e AC/HP Co ntro l. Ch eck to mak e su re wirin g is co rrect befo re pro ceed in g with ins ta ll at ion or t urni ng on power . CAUTION ! 1. T urn of f al l power to e quipme nt. 2. [...]

11 ENVIRONMENT AL HAZARD Failu re to follow th is cautio n may resu lt in env iron men tal dam age. Mercu ry i s a hazar dous was te . Fede ral r egula ti ons requi re tha t Me rcur y be di spos ed of prope rl y . CAUTION ! T wo - - P ie ce Inst all at ion The f oll owing s te ps shoul d be f oll owed f or the i nsta ll at ion of the two- -piec e c[...]

12 A07225 Fig. 4 - - Pr es s T abs to Rem ove Backpl ate A07226 Fig. 5 - - T ake Apart[...]

13 2. Route wi re s thr ough la r ge hole in mounti ng base . Leve l mounti ng bas e aga ins t wal l (for a es thet ic va lue onl y—Dis pla y Modul e need not be lev- el ed f or prope r ope ra ti on) a nd mar k wal l t hrough 2 mount ing hole s. See Fig. 6. A07165 Fig. 6 - - Backpl ate Mount ing 3. Drill tw o 3 /16 - - in . mo un tin g h o les in[...]

14 6. Match an d co nn ect equ ip men t wires to pro per termin als of each c onne ct or bloc k bei ng ca re ful not to over ti ghte n the s cre ws. Corre ct polar ity m ust be obse rve d when conne ct ing the t wo wir es fr om the Equi pment Contr ol Modul e to the t herm osta t mounti ng bas e. If wir es a re conne cte d incor re ct - ly , the Di[...]

15 A07166 Fig . 8 - - S ecu r e Wir es to T erm in al S trip A07167 Fig. 9 - - Connec t Pigt ail W ir es to Di splay M odule[...]

16 NOTE : The 2- - wir e pigta il is not i nte nded to suppor t the we ight of the Us er Interface. D o no t h ang the U ser In terface from the eq u ipm en t C o nt rol M odule screw termin als. S Red is V+ S Black is V g 7. P ush an y ex cess wire into wall and ag ain st mou n ting b ase. Seal ho le in wall to prev en t air leak s. Leak s can af [...]

17 10. Find s uita ble indoor mounti ng loc at ion f or Equi pment Cont rol Modul e, ei the r nea r or on equipm ent. Se e Fig. 1 1. IM POR T ANT NOTE: Equipment C ontr ol Modul e should not be mount ed to duct wor k or below any othe r contr ols or equipm ent (i .e. humi dist at, hu mid ifier , etc.). A07217 Fig. 1 1 - - Equipme nt Contr ol Module[...]

18 A07227 Fig. 12 - - Standoff 12 . Match an d con n ect equ ipm en t wires to prop er termin als of each c onne ct or bloc k bei ng ca re ful not to over ti ghte n the s cre ws. Corre ct polar ity m ust be obse rve d when conne ct ing the t wo wir es fr om the Equi pment Contr ol Modul e to the t herm osta t mounti ng bas e. If wir es a re conne c[...]

19 A07218 Fig. 13 - - Cover on Equipme nt Contr ol Module 14. T urn on powe r t o equipm ent . On powe r up, a ll displ ay s egme nts wil l li ght for 5 sec . For the next 5 se c a 2 - -digit c ode appea rs on lar ge di spla y whic h ide nti fie s AC/ HP Control c onfi gura ti on. Ref er to Opt ion 33. a. AC — 1 - - st age a ir c ondit ione r , A[...]

20 wa ll ( for ae st het ic val ue onl y - - Equipme nt Contr ol Modul e need not be le vel ed f or pr oper ope ra tion) and m ark wa ll thr ough 2 mounti ng hole s. 2. Drill tw o 3 /16 - - in . mo un tin g h o les in w all wh ere mark ed . Th ermo stat may be m ounted t o a st anda rd junc tion box i f desi re d. Hol e patt er n on Equip- me nt Co[...]

21 5. Match an d co nn ect equ ip men t wires to pro per termin als of each c onne ct or bloc k. 6. Push a ny exc ess wi re i nto wa ll and aga ins t Equi pment C ontr ol Module . Seal h o le in w all to p rev ent air leak s. L eak s can affect op eratio n and cau se inco rrect tem peratu re an d/ or h u mid ity measu remen t. 7. Rem ov e 2 - - wir[...]

22 9. T urn on powe r t o equipm ent . On powe r up, a ll displ ay s egme nts wil l li ght for 5 sec . For the next 5 se c a 2 - -digit c ode appea rs on lar ge di spla y whic h ide nti fie s AC/ HP Control c onfi gura ti on. Ref er to Opt ion 33. a. AC — 1 - - st age a ir c ondit ione r , AC, HP b. HP — 1 - - st age he at pump, HP only c. H ?[...]

23 Opti on 07 — Zoning Op tio n 08 — A ux iliary Heat Lo c kout T empe rat ure Se ttin g (o nly ava il abl e whe n hea t pump is used a nd when outdoor a ir te mper at ure se nsor i s pres ent ) Op tion 1 0 — Rev ersin g V alve Opti on 11 — Adjus ta ble Set point Dea dband Opti on 12 — Smar t Rec over y (progr amma ble model s onl y) Opti[...]

24 Opti on 31* — Dayli ght Savings T ime Conf igura tion (pr ogra mma ble mode ls only) Op tio n 3 2 — F urn ace Heat Stag ing Op tio n 3 3 — Sin g le or T w o - - P iece Installatio n Op tio n 99 — R eset to Factory D efaults TO ENTER CONFI GURA TION MODE Pre ss a nd hold F AN butt on for a pproxi mate ly 10 se c. The Di spla y Modul e is [...]

25 AC model — Ra nge: AC, H , C. HP — opera te s a s ingl e- -spe ed hea t pump wi th a fa n coi l. AC — oper ate s a si ngle- -spe ed AC. H — ope ra te s a heat- - only sys te m. Furna ce or fa n coil onl y; no outdoor unit . C — oper at es a c ool only- -syst em. Out door AC unit wit h an indoor f an c oil wit h no st ri p hea ter s. De[...]

26 select OF F . S om e au xiliary h eaters req ui re separate G sig nal to tu rn o n blow er . In this case, select On . Defau lt is OF (o ff). Opt ion 05 — Room Air T em per atur e Sensi ng (pr ogrammabl e model s only) This s el ec ti on det er mines w hich s ens or the contr ol wil l use for me as uri ng room ai r te mpe rat ure . Room ai r t[...]

27 OF (off) - - fu nctio n is d isab led. Au x iliary h eat is allow ed to o p erate when ever sufficient d eman d for h eat is av ailable. 5- -5 5 _ F - - Outdoor t empe ra tur e above w hich the a ux iliary h eat is no t allow ed to op erate (u nless M OD E is set to E mergen cy Heat). Defau lt is OF (o ff). Opt ion 10 — Reve rs ing V alve Th i[...]

28 progr amme d. Not ava ila ble wi th non - - progra mmabl e the rm ost at s or when the rmos tat i s conf igur ed as non- - progr amma ble . De fa ult is 90. Op tion 13 — R o om A ir T em p eratu re Offset Ad just The number of _ F to be adde d to the dis pla yed tempe ra ture t o ca libr at e or delib erately miscalib rate the measur ed roo m [...]

29 6 — The hea ti ng and c ooli ng output s wil l be ene rgi ze d no mor e t han 6 ti mes per hour . Whe n an out put i s e ner giz ed, i t wil l not be e ner giz ed a gain f or 10 mi nute s. Def ault is 4. Op tion 1 7 — Time Between E q uip men t Sta g es This s el ec ti on is only ava il able f or hea t pump sys te ms . Thi s det erm ine s t [...]

30 val ue be twee n 0 and 60 wil l be shown in t he m inute s dis play . Se e Ope rat iona l Info rm ation an d Wiring D iagram s fo r further exp lan ation o f d ry co ntact conf igur at ion a nd use. T o cha nge t he per iod or minut es , pr es s the sof t ke y be low the perio d o r minu tes and th en use the UP/D OW N bu tto ns to chan g e to t[...]

31 Opt ion 21 — Keypad Loc kout (non- -pr ogrammabl e mode ls only) Th is selectio n allo ws th e in staller to limit access to th e k ey pad . S election s are O F (off), 1, 2 . OF (off) — T he u ser h as fu ll access to the k ey pad . 1 — Th e u ser has access t o ch an ge th e setp o int s. 2 — The ent ire ke ypad is loc ked. Whe n a but[...]

32 4 — Peri ods W AKE, DA Y , EVE, and SLEEP are a vail abl e. Def ault is 4. Op tion 2 6 — Minim um C oo ling S etp oin t Th is selectio n allo ws th e in staller to co nfig u re the m in imu m co o ling setpo in t that the us er i s al lowe d to se t. The r ange is ba se d on t he val ue of the adjus ta ble dea dband Opt ion 11, suc h tha t t[...]

33 OF (off) — Th e H um idifier P ad Rem ind er is d isabled and w ill n ever be dis pla yed. 1- - 24 — The number of mont hs aft er whi ch the H umidif ier Pad Remi nder ic on wil l be displ ayed, “CHECK HUM P AD”. Defau lt is OF (o ff). Opt ion 30 — Pr ogram mable Fan (pr ogramm able model s only) Th is selection allo ws the ho meo wn e[...]

34 Day ligh t Sav in gs Time by setting th e day o f th e week by selecting the appr opri at e tr ia ngle i con next t o the days of t he wee k, the mont h of t he year wi ll be se t in the cl ock hours l oca ti on (r ange 1- - 12) and the we ek of the mont h will be se t in the cl ock minut es loc at ion. The wee k of the mont h se lec tions w il [...]

35 Op tion 9 9 — Reset to Fa cto ry Defa ults Use th is capab ility to reset the stat to “out o f the box” cond i tions . BEW ARE! All conf igur at ion s ett ings, progr am s ett ings, cl ock, a nd ca lenda r whi ch ha ve bee n man ually en tered will b e lost! Whe n this option i s s ele ct ed, the c onfigur at ion number (99) , wi ll a ppea[...]

36 SYS TE M ST AR T - - UP AND CH ECK OUT Th e AC/ HP C on tro l is desig n ed with a b u ilt - - in in staller test cap ab ility. It allow s ea sy oper ati on of equi pment wi thout del ays or s etpoi nt adj ust ment s to forc e hea ti ng or c ooli ng. T o ena ble ins ta ll er t es t m ode, pr es s a nd hold t he fan but ton for 15 se conds . Afte[...]

37 TO TEST F AN Fan b u tton sw itches F A N icon b etween AU TO and On. Wh ile On is disp layed , G output wi ll be ene rgi ze d, tur ning fan on. Al low up to 10 sec a fte r button i s pre ss ed f or fa n t o tur n on a nd off . On s ome fa n coil s, fan c onti nues to oper at e for 90 sec a ft er G signa l is re moved. Fi nal Se tti ngs Be sur e[...]

38 If fixed temp eratures are desired, use SC HE DU LE b u tton to tu rn o n arro w ico n nex t to H OL D. T h is will main tain setpo in ts, n ot allow in g th em to ch an ge with progr amme d sc hedule . The F AN button ma y be use d to se le ct be twe en AUT O ( fan on only wi th equi pment ) and O n (f an on c ontinuous ly) f an mode s. For fur[...]

39 V acati on (pr ogrammable model s only) A vacatio n selection is availab le specifically fo r times wh ere the ho me w ill no t be oc cupi ed for an e xte nded pe riod. V ac at ion mode ha s a n aut omat ic hold, mean in g that setpo in ts are n ot affected by the p ro gram med sch ed ule. V acatio n mode i s ac ti ve for a spe ci fi ed per iod [...]

40 Cy cle Timer Bas ed on t he se le ct ion of 2, 4, or 6 cyc le s per hour, t his t ime r is s et t o 30, 15, or 10 minute s. Thi s much tim e mus t el aps e from the st art of one cyc le be for e anot her c ycl e ca n sta rt . It ser ves t o im pose t he c ycle s per hour l im it s. I t ca n be def ea ted f or one cyc le by si mult ane ousl y pre[...]

41 Th r ee- - Min u te Minim um o n Time In norm al ope ra tion, whe n a st age tur ns on, it wi ll not tur n of f for a mi nimum of 3 m inu tes. If th e setpo in t is chan g ed, th is tim er is can celed , allow in g th e equi pment to t urn of f i mmedi ate ly whe n the dema nd is re moved. He at/ Cool Set point s (De sir ed T empe ratur e) A m i[...]

42 Pr ogramm able Fan (pr ogrammabl e model s only) The f an out put ca n be progra mme d bas ed on per iod of the da y . Whe n pro g ramm in g for each day an d p erio d the fan can be set to On or AU TO. Dry Contac t On the progr amma ble mode ls , the dr y cont act t hat c an be use d for c ontr ol of a n aux iliary d evice. T he dry co n tact m[...]

43 TROUBLESHOOTIN G If t he displ ay module doe sn’ t power up af ter power i s appl ie d, che ck the Rc/ Rh and C te rmi nal s for 24V AC. I f 24V AC is pres ent , chec k the volta ge betwe en Vg and V+. Thi s volt age wi ll be appr oxima tel y 12 - -20VDC. If volt age i s pre se nt, check th e po larity to mak e sure it is wired correctly. The [...]

44 T able 3 – Equipme nt Conf igur ation O utput s EQUIPMENT- CONFIGURA TION OPTION #1 HARDW ARE CONFIGURA TION COOL ST AGE 1 COOL ST AGE 2 HEA T ST AGE 1 HEA T ST AGE 2 HEA T ST AGE 3 EM HEA T ST AGE 1 Si ngl e- - stage A C AC Y/Y2 -- W/W1 -- -- -- Si ngl e- - stage A C HP Y/Y2 -- W/W1 W/ W1 O/W2/B -- -- Si ngl e- - stage H P RVS = C HP Y/Y2 O/W[...]

45 WIRING DIAG RAMS Display module Display module wall mount Equipment Control Module Fan Coil Heat Pump V+ V+ Vg Vg O O V+ V+ RVS/Heat Stage 2 O/B W 2 W3 W2 Vg Vg Heat Stage 1 W/W 1 W2 Compressor Y/Y2 Y Y Not Used Y1 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C COM COM Outdoor Air Tem p OAT[...]

46 Therm ostat Fan Coil Heat Pump OO RVS/Heat Stage 2 O/B W 2 W 3 W 2 Heat Stage 1 W /W 1 W 2 Compressor Y/Y 2 Y Y Not Used Y1 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling R c Dry Contact 1 D1 Dry Contact 2 D2 24VAC Comm on C COM CO M Outdoor Ai r Temp OAT Remote Room Sensor RRS OAT/RRS Com OAT/RRS Outdoor Sensor * Remote Room Sensor * A00708[...]

47 Therm ostat Fan Coil O RVS/Heat Stage 2 O/B W 2 W3 Heat Stage 1 W /W 1 W 2 Compressor Y/Y 2 Not Used Y1 Fan G G 24VAC Hot Heating Rh R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 Aux. Connection 24VAC Common C COM Humidify HUM Outdoor Ai r Temp OAT Remote Room Sensor RRS OAT/RRS Com OAT/RRS Outdoor Sensor * Humidifier Solenoid Valve *[...]

48 Therm ostat Fan Coil Air Conditioner O RVS/Heat Stage 2 O/B W 2 W 3 Heat Stage 1 W /W 1 W 2 Compressor Y/Y 2 Y Y Not Used Y1 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling R c Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C COM COM Outdoor Ai r Temp OAT Remote Room Sensor RRS OAT/RRS Com OAT/RRS Outdoor Sensor * Remote Room Sensor * A07083 [...]

49 Therm ostat Fan Coil O RVS/Heat Stage 2 O/B W 2 W 3 Heat Stage 1 W /W 1 W 2 Compressor Y/Y 2 Not Used Y1 Fan G G 24VAC Hot Heating Rh R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 Aux. Connection 24VAC Comm on C CO M Humidify HUM Outdoor Air Tem p OAT Remote Room Sens or RRS OAT/RRS Com OAT/RRS Outdoor Sensor * Humidifier Solenoid Val[...]

50 Therm ostat Furnac e Air Conditioner Heat Stage 1 W /W 1 W Compressor Y/Y 2 Y Y Not Used Y1 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling R c Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C COM COM Outdoor Ai r Temp OAT Remote Room Sensor RRS OAT/RRS Com OAT/RRS Outdoor Sensor * Remote Room Sensor * A07085 Fig. 21 - - Furnac e with Ai r Co[...]

51 Ther mosta t RVS/Heat Stage 2 O/B W 2 Heat Stage 1 W /W 1 Compressor Y/Y 2 Not Used Y1 Fan G G 24VAC Hot Heating Rh R 24VAC Hot Cooling Rc Dry Contact 1 D1 Dry Contact 2 D2 24VAC Comm on C C Humidify HUM Outdoor Air Tem p OAT Remote Room Sensor RRS OAT/RRS Com OAT/RRS A07086 Fig. 22 - - Ther most at with Dry Cont act C ontr ol for Run Ti me * In[...]

52 Therm ostat Furnace Air Conditioner W2 RVS/Heat Stage 2 O/B W 2 Heat Stage 1 W /W 1 W 1 Compressor Y/Y 2 Y Y Not Used Y1 Fan G G 24VAC Hot Heating Rh R R 24VAC Hot Cooling R c Dry Contact 1 D1 Dry Contact 2 D2 24VAC Comm on C COM CO M Outdoor Air Temp OAT Remote Room Sensor RRS OAT/RRS Com OAT/RRS Outdoor Sensor * Remote Room Sensor * A07089 Fig[...]

53 Single-Stage Single-Stage Thermostat Furnace Air Conditioner RVS/Heat Stage 2 O/B W2 Heat Stage 1 W/W 1 W Compressor Low Y1 Compressor High Y/Y2 Y Y Fan G G 24VAC Hot Heating Rh R 24VAC Hot Cooling Rc R * Dry Contact 1 D1 Dry Contact 2 D2 24VAC Common C COM CO M Humidify HUM Outdoor Air Temp OAT Remote Room Sensor RRS OAT/RRS Com OAT/RRS Outdoor[...]

54 THE RMOS T A T CO NFIGURA TI ON RECO RD In staller _________________________ Model Number ______________________________ Date _________________________ A. Hard ware Con figura tion __________ Seal Hole In W all B. Mode Settings __________ Mode (O ff, Heat, Cool, A ut o, Em Heat ) __________ Heatin g Setp oint V alue __________ Cooling Se tpoin t[...]

55 E Configur ation Opti ons Opt ion 01 _____ Equi pment Type Opt ion 02 _____ Cl ean Fi lt er T im er Adj ust ment Opt ion 03* _____ Fahr enheit / Cent igr ade Sel ect i on Opt ion 04 _____ Fan ( G) on w i th W/ W1 Sel ecti on Opt ion 05 _____ Room A i r Temperat ure S ensing Opt ion 06 _____ Cool ing Loc kout B el ow 55 _ F S el ecti on (onl y av[...]

56 E Configura tion Options (c ont) Opt ion 21* _____ Keypad Lock out Opt ion 24* _____ Pr ogramm able/ Non - - Pr ogramm able ( progr ammabl e model s onl y) Opt ion 25* _____ Number of P rogr ammabl e Per i ods Per Day ( program mabl e model s only) Opt ion 26 _____ Mi nim um Cool i ng Set poi nt Opt ion 27 _____ Maxi mum H eati ng S etpoi nt Opt[...]