Carrier 48/50PD05 manual

48/50PD05,06 Singl e Package Di splacemen t V entil ation or Single Zone V ariable Air flow Rooftop Units Electric Cooling/ Gas Heati ng wi th PURON R (R - - 410A) Refrigerant and COMFORT Lin k t 1.x Cont r ols Controls, Start - - Up, O peration, Service and T r oublesho oting Inst ructio ns T ABLE OF CONTENTS Page SAFETY CONSIDERA TIONS 2 ........[...]

2 V ar i abl e Fr e que ncy Dri ve ( VFD) 53 ...................... Integ rated Gas C on tro l (IGC ) B oard 54 ................... Low V olt a ge T e rm ina l St ri p (TB1) 55 ..................... Scro llin g M arqu ee D isplay 5 6 .......................... Ac ce ssor y Na vi ga tor t Di spl ay 56 ....................... Car r ie r Comf ort Ne t[...]

3 GENERAL This publ i c a ti on cont a ins Sta r t- - Up, Contr ol s , Opera t i on, Se rvi c e , and T rouble s hoot ing i nf or ma t ion f or the 48/50PD r oof top unit s . (Se e T able 1. ) The s e uni ts a r e e qui pped with Comfor t Link t cont r ol s ver s i on 1.X or hi ghe r a nd us e Puron r refrigerant. T h e spe c i f ic ba s e unit i n[...]

4 down a r row ke ys to s cr ol l thr ough the top- l e ve l c ate gor i es . Thes e are listed in Ap p end ix A and will b e ind icated on the S crollin g Marq uee by th e LE D nex t to each mod e listed on th e face of the dis pl a y . Whe n a spe ci f i c mode or sub-m ode is loc a t ed, pus h the ENTER key to ent e r t he mode . D e pendi ng on[...]

5 SCROLL + - NA VIGA TE/ EXIT MODIFY / SELECT P AGE C06322 Fig. 3 - - Syste m Pil ot t User In terface For ce Hierar ch y Ther e i s a hie ra r c hy in CCN with r e ga rds t o f or ci ng a poi nt. Progr a ms a nd devi c es w ri t e a f orc e at dif fe re nt pr i ori t y le vel s . A highe r l e ve l (s ma lle r numbe r , 1 be ing the hi ghe s t ) w[...]

6 BASEPAN CONNECTIONS ACCESS PANEL FILTER ACCESS DOOR GAS SECTION ACCESS CONDENSER COIL ACCESS PANEL INDOOR MOTOR ACCESS DOOR CONTROL BOX AND COMPRESSOR ELECTRICAL OPTIONS PANEL OUTDOOR AIR SCREEN (HIDDEN) C07002 Fig. 4 - - Pane l and Filt e r Loc ati ons On 3-phas e units , it i s i mpor t ant t o be ce r ta in the c ompr e s s ors a re rot a t in[...]

7 Acc essor y Installation Ch eck to mak e sure that all accesso ries in clu di ng sen so rs h av e bee n i ns t al l e d a nd wi re d as requi r e d by the ins t ruc t i ons and unit wir i ng di a gra m s. Orif ice Change ( 48PD Only) This unit i s f a ct or y a s se mbled f or he a t ing ope r a t ion usi ng na t ura l gas at a n e l e vat i on f[...]

8 T able 3 — Appli cat i on Spec if i c Conf igur at i ons ITE M EXP ANS I ON DEF AU L T UNI TS DI SP LACEMEN T VENTIL ATION SINGLE Z ONE VAV SASP Cool Supply Air Set point 65 dF 65 55 FS.MX Su pply Fan Ma xi m um S peed 100 % 100 100 FS.MN Su pply Fan Ma xi m um S peed 20 % 20 70 FS.VM Vent M ode Fan S peed 50 ∧ F 50 50 MIN. C Min Compr ess or[...]

9 Fan Status If a Fan Statu s accesso ry was field in stalled , th e unit m ust be con fig ured fo r it by setting Co nfig ura tio n → UNIT → FN.SW to norm al l y ope n ( 1) or nor ma l ly c l os e d (2) . Nor ma l ly ope n ( 1) is the pre f e r re d c onf i gura tion. IMPOR T ANT : Fan Sta t us input i s not on the te r mi nal s ma r ke d Fan [...]

10 Pr ogra mm ing Ope r at ing Sc he dules The Comfor t Link t contro ls w ill accom mo d ate up to eigh t dif fe r ent s c he dul e s (Per i ods 1 thr ough 8), and each sch edu le is as s i gne d to t he de s i re d da ys of t he we e k. Ea ch sc he dul e inc ludes an occu p ied o n and o ff time. As an ex amp le, to set an o ccu p ied sc he dul e[...]

11 Cooling T est The c ool i ng (CO OL) subme nu i s use d t o cha nge output st a t us f or te s t ing t he c ooli ng f unc t ion. The fa ns ( F ANS) a nd heat i ng ( HEA T) se r vi c e tes t outputs ar e re s e t to OFF for the cool i ng ser vi c e te s t . The digit a l scr ol l contr ol l er power t e s t (CTLR) t urns on and of f the com p res[...]

12 Passwo rd E nabl e (PROT) This va r i abl e e na bl es or di s a bl es t he us e of a pass wor d. The pas s wor d i s use d t o re s t r ic t us e of the c ontrol t o cha nge conf i gur a ti ons . Servic e Password (PSWD) Th is v ariable is th e 4 -dig it n u meric p asswo rd th at is requ ired if enab led . T e st Di spla y LEDs (TEST) Th is is[...]

13 RH Senso r On OAQ Input (RH.S) Th is co nfig u ration id en tifies if a sp ace relative hu mid ity sen sor is ins t a ll e d on t he out door a i r qua lity ( OAQ) input. A YES value enab les SP .RH di s pla y. A NO va lue dis a bl e s SP .RH di s pla y and use . Spac e H umi dity Swit ch (RH. SW) Th is con figu ratio n iden tifies if a space re[...]

14 (Co nfig u ratio n → CCN → SCH.O → OV .SP) is set to YE S. The lengt h of the overr i de per i od is det e r mi ne d by t he Timed Ov erride H o urs settin g (Co nfig u ratio n → CCN → SCH.O → OV> EX) . Comp r essor O p eratio n The 48/50 PD units us e a Cope l a nd Digi ta l Sc r ol l Compr e s sor t ha t ca n va r y t he ref r i[...]

15 Outdoor Fan Op erat ion The 48/ 50 PD uni t s use a mul t i- - spe e d outdoor f a n mot or to c ont r ol the h ead pressu re w ithin an acceptab le ran ge at low o u t door am bie nt tem pe ra t ur e s. On the 48 a nd 50 PD- - 05 and 06 si z e units the out door f a n conta c t or is pow er e d on the loa d s i de of the com pre s s or c onta c[...]

16 a. (Co nfig u ratio n → ECON → UEFC = 0) -- D i s a b l e d Whe n UEFC = 0, unoc c upi ed f r e e cool i ng i s di s a bl ed. Co o ling will o nl y o ccu r if th e sp ace exceed s th e unocc upi e d s e tpoi nt s . b. (Co nfig u ratio n → ECON → UEFC = 1) - - U n occu p ied Wh en UE F C is set to 1 , uno ccu p ied free coolin g can occ u[...]

17 exceed E co n Min at Max F an S peed (Co nfig u ratio n → ECON → MP .MX) or IA Q O v erride P ositio n (Co nfig u ratio n → AIR. Q → OVR.P) t o provi de ec onom iz e r cool i ng. IA.C F = 3 (Con trol Min imu m P ositio n ) When IA.C F = 3 , a n e xt e rna l 4 to 20 mA s our c e i s use d to s e t the mi nim um pos it i on. The 4mA s i gn[...]

18 var i a ble or Unocc upi e d Cool Set Poi nt ( Set poi nt s → UCSP) pl us the Fan Sp eed C on tro l Dem an d (Co nfig u ratio n → COOL → FS.CD) c onfi gur a t ion var i a ble t he indoor fan wi l l run a t 100%. W he n the te mpera ture in the condi t i oned s pa c e i s be t we e n the Occ upie d Cool Se t Poi nt (Se t poi nts → OCSP) a[...]

19 Fo r a ll un its w ith E co no mizers: 1. 1.The out door te mpe r a t ure i s bel ow the Econo Cool Hi T emp Limit (Con figu ra tion → ECON → EH.LO) and a bove the Econo Cool Lo T emp Lim it (Co nfig u ratio n → ECON → EL.LO) . For unit s wit h Enthal py Contr ol 2. 1.The out door e ntha l py i s l ow a nd the outdoor te m per a t ur e i[...]

20 Qu ality (IA Q) sectio n of th e Ec onomiz e r Ope r a ti on se c t ion above for mo re details on Dem and C on tro l V en tilation (D CV ). Econom iz e r Oper ati on f or U nit s Equippe d wit h Re t ur n Air CO 2 Sens or Only When the C O 2 se ns or dete c t s a CO 2 leve l or IAQ Le vel (I nput s → AI R. Q → IAQ ) bel ow t he AQ Di f f e [...]

21 be e xt e nde d by 15 se conds . The ma xi mum del a y i s 3 mi nute s . Onc e modi fi e d by the IGC, the f a n of f dela y will not cha nge ba c k to the con fig ured F an - - off Delay, Gas Heat (Co nfig u ratio n → HEA T → FOD. G) unle s s powe r i s r es e t t o the cont r ol . A lig h t emittin g d iod e (L ED ) is p rov id ed on th e [...]

22 will n o t be in terrup ted to th e bu rn ers an d h eating will co n tinu e. On ce mod ified , the fan on d elay will no t chan g e back to 45 se c onds unl e s s powe r is re s e t to the contr ol . Whe n the indoor fa n tur ns on af t e r t he 40 or 45 se c ond del a y the indoor fa n wil l run at 100% fa n s pe ed. Gas Heat Stagi ng Whe n a [...]

23 T emper atur e Compensated Start Logic The fol l owi ng condit i ons mus t be me t f or the a l gor it hm to run: S Un it is in un o ccup ied state. S Ne xt occ upi e d tim e is va l i d. S Cu rren t time o f d ay is v alid . S V al id spa c e t e mpe ra t ur e re a di ng is ava i l abl e ( s e nsor or CCN net wor k) . Th e alg orith m w ill cal[...]

24 Loadsh ed Group Numb er (S.G RP) This c or r e sponds t o the l oa ds hed super vi s ory devi c e s tha t re s i de el s e whe r e on t he CCN ne t wor k a nd broadc a s t loads he d a nd re dl i ne com man d s to its asso ciated equ ip men t parts. Th is variab le will def a ul t to z er o whi c h i s an inva li d gr oup number . This a ll ows [...]

25 AUX1 is not blinking, chec k the DIP s wit ch pos i ti ons on t he boar d. If the re d LEDs a r e not blinki ng in uni s on, ver i fy t ha t cor r e c t pow e r i s bei ng suppl i e d t o al l modul e s . A bli nki ng r e d LE D at th e rate o f o nce p er seco n d m ean s that softw are is no t load ed o n the bo ard . Also , be sure th at the [...]

26 only the out door t em pe ra t ur e to cont r ol t he outdoor fans . I f bot h the SC T and O A T fail, then circuit shutd o wn alarm will occur a lso. Th e cau se of th e alert is u su ally a fau lty therm isto r , a sho rted o r open t he r mi s tor c a us ed by a wiri ng e r r or , or a l oos e conne c t i on. Ale r t Code T066 - - Cir cui t [...]

27 Reco v ery is autom atic but MB B bo ard rep lacemen t m ay be nec e s s a r y . Cyc li ng the powe r t o the cont r ol s hould be t r i e d be for e bo ard rep lacemen t. Alar m Code T155 - - Ser i al EEPROM Stor age Fai l ur e Err or Confi gur a ti on dat a in the s e r ia l EEPROM chip ca n not be ver i f ie d. The unit w il l r un to la s t [...]

28 Initiate ec onomiz e r ca l i br at i on ( Se r vi c e T e s t → I NDP → E.CAL ) usi ng the Se r vic e T est m enu. The e c onomi z e r ca l i bra t i on proc e dur e wil l t r y t o fi nd ne w m axi mum open a nd c los e d posi t i ons. I f t he a l e rt doe s not c l e a r aut oma t i c a ll y af t e r the calibratio n pro ced ure is co mp[...]

29 Ta b l e 8 — Comfor t Li nk ™ Al ar m Code s ALARM OR ALERT NUMBE R DESC RI PTION AC TION T AK EN B Y CON TROL RESE T METHO D PRO BABLE C AUSE T051 Digi tal Compres sor Control Board Alarm No action Autom atic See the DSC’s LED s for trou bleshooti ng Compre ss or A 1 Safety T rip Add St rik e f or C ir cu it A Automatic Current Sens ing t[...]

30 Ta b l e 8 — Comfor t Li nk ™ Al ar m Codes ( c ont) ALARM OR ALERT NUMBE R DESC RI PTION AC TION T AK EN B Y CON TROL RESE T METHO D PRO BABLE C AUSE T178 Lo ss of Co mmu nication with th e Capacity Control B oard Unit s hut d own - - - H V A C disable Au tomatic Commun icat ion wi ring problem w ith A UX1 or faul ty MBB, EC B, or AUX1 T179[...]

31 T a bl e 9 — Co olin g Serv ice An a lysis PROBLEM CAUSE REMED Y Compressor and Fa n Will Not St art Po we r fa il ur e. Call po we r com pan y. Fuse blo wn o r circu it brea ker t rippe d. Che ck CB 1 a nd CB2. Replace fuse o r res et circuit br eaker . Dis co nnec t off . Pow er disco nn ect. Compress or time g uard to p revent short c yclin[...]

32 me as ur e d a te mpe r at ur e a bove 268 F (131 C) or the t he rm is t or has sho rt circuited (ju mp ered o ut). The DSC wil l de- - ene r gize t he c ompr e s s or cont a c t or and unloade r solen o id , and th e alarm relay co n tacts will close causing a T 0 5 1 al e r t on the Comfor t Li nk Contr ol. The com pre s s or will be allow ed [...]

33 Economize r T r oubleshooting Use th e u nit Scro llin g Marq u ee disp lay o r a CC N d evice to v iew the e c onomi z e r s ta t us di spl a y and the e c onomi z er di a gnos t ic dis pl a y ( se e Appendi x A) for inf or ma t ion on the ec onomi z e r oper a t ion. Check t he cur r e nt a l a r ms and a l a rm his tor y f or any ec onom iz e[...]

34 Heat ing T r ouble shoot ing Use th e u nit Scro llin g Marq u ee disp lay o r a CC N d evice to v iew the hea t i ng st a t us dis pla y and t he he a ti ng di a gnos ti c di s pla y ( s e e Appe ndix A ) for inf or ma ti on on the he a ti ng ope r a ti on. Che c k the curren t alarms and alarm histo ry fo r any h eating alarm co d es an d cor [...]

35 LEGEND IDM -- Induced-Draft Motor IGC -- Integrated Gas Unit Controller NOTE: Thermostat F an Switch in the “ A UT O” position. C07014 Fig. 9 - - I GC Ser vi c e Analys i s Logi c 48/50P D[...]

36 T able 13 — IGC Boar d LED Al ar m Code s LED FLA SH CODE DESC RIPT ION ACTION TAKEN BY CONTRO L RESET METHOD PRO BAB LE CA USE On Normal Op eration — — — Off Hardw a re Failu re No gas he at in g. — Loss of power to the IGC. Check 5 amp fuse on IGC, p owe r to unit, 24V cir c uit br eake r , transf or mer , and wiring to the IGC. 1F l[...]

37 Th ermis tor T r oub les ho otin g The el e c t roni c c ont rol us e s t he rm is t or s to sens e te mpe r a tur e s us e d to cont rol oper a ti on of the unit . Resi s t anc e s a t var ious t e mpe r a tur e s ar e li st e d i n T a bl e 15- - 17. The rm is tor pi n conne ct i on poi nts ar e show n in t he M a jor Syste m Compone nt s s e [...]

38 Senso r T rim Co rrectiv e offsets can b e ap p lied to th e space tem peratu re and the suppl y a i r te mpe r a t ure sens or r e a dings . The se c orre c t ions are s e t in the C on fig ura tion → TRIM me nu for t he dis pla y , or in the Ma inten a nce → TRIM t abl e f or CCN. Se e the Indoor Air Qua lity se c t i on for a va i la ble [...]

39 Ta b l e 1 5 — Te m p e r a t u r e ( _ F) vs Re s i s tanc e / V o lt age Dr op V alues f or RA T , OA T , SA T , and SPT Ther mis t or s ( 10K at 25 _ C Resisto rs) TEMP VOL T AGE R ESISTANC E TEMP VOL T AGE R ESISTANC E TEMP VOL T AGE R ESISTANCE (F) DROP (V) (Ohms) (F ) DROP (V) (Ohm s) (F) DROP (V) (Ohms) --- 2 5 4.758 196,453 61 2.994 14[...]

40 Ta b l e 1 6 — Te m p e r a t u r e ( _ F) vs . Re s is t anc e /V olt age Dr op V alues f or SCT Sens or s ( 5K at 25 _ C Resisto rs) TEMP (F) VOL T AGE DROP (V) RE SISTANCE (Ohm s) TEMP (F) VOL T AGE DROP (V) RE SISTANCE (Ohm s) TEMP (F) VOLT AGE DROP (V) RE SISTANCE (Ohm s) --- 2 5 3.699 98,010 59 1.982 7,866 143 0.511 1,190 --- 2 4 3.689 9[...]

41 T a b le 17 — T empera tu r e vs R esista nce V alu es for th e D TT Th ermisto r (86K at 25 _ C Resisto rs) Degree C Degr ee F R esistance (k Ohms) --- 4 0 --- 4 0 2889.60 --- 3 5 --- 3 1 2087.22 --- 3 0 --- 2 2 1522.20 --- 2 5 --- 1 3 1121.44 --- 2 0 --- 4 834.72 --- 1 5 5 627.28 --- 1 0 14 475.74 --- 5 23 363.99 0 32 280.82 5 41 218.41 10 5[...]

42 T a b le 18 — P ressure (psig) v s. V olta ge D rop V alu es for S u ction P r essure T ra nsd u cers PRE SSU RE (psig) VOL T AGE DROP (V) PRE SSU RE (psig) VOL T AGE DROP (V) PRE SSU RE (psig) VOL T AGE DROP (V) PRE SSU RE (psig) VOL T AGE DROP (V) 0 0.465 68 1.135 136 1.804 204 2.474 2 0.485 70 1.154 138 1.824 206 2.493 4 0.505 72 1.174 140 [...]

43 C08582 Fig. 12 - - 48PD Contr ol W i ri ng Sche mat i c 48/50P D[...]

44 C08583 Fig. 13 - - 50PD Contr ol W i ri ng Sche mat i c 48/50P D[...]

45 C08584 Fig. 14 - - 48/ 50PD Power W iri ng Sche mat ic and Lege nd 48/50P D[...]

46 C08657 Fig. 15 - - T ypical Uni t Compone nt Ar r ange me nt 48/50P D[...]

47 Main Ba se Bo ar d (M BB) See Fi g. 16 and T abl e 19. The MBB is the ce nt e r o f the Comfor t Link cont r ol s yst e m. I t c ont ai ns t he ma j or por ti on of the oper a t i ng soft wa r e a nd contr ol s t he ope ra t i on of the unit. The MBB cont i nuous ly monitor s i nput /out put cha nne l inf or ma t ion received fro m its i nputs a[...]

48 T able 19 — MBB Connect i ons DISPLA Y NAM E POINT DESC RIPTION SENSOR LO CATION TYPE OF I/ O CONN ECTIO N PIN NUMBER INPUTS Input p ower from T RAN1 control box 24 V AC J 1 , 1 --- 3 IGC Fan Re qu est gas se ct i on switch inp ut J6, 4 FDWN Fire s hut down s wi tc h s uppl y/re tur n/s pac e switch inp ut J6, 6 HUM Space Hu midity switch spa [...]

49 Economizer Contr ol B oard (ECB) The ECB contr ol s t he ec onomi z e r a ct ua t or . (Se e Fi g. 17 and T a ble 20.) The contr ol s igna l f r om the ECB use s ei t he r the MFT (Mu lti-Fu n ction T ec hnol ogy) di git a l communi c a t ion prot oc ol or a 4 to 20 m A output s igna l as de fi ne d by the conf i gura t i on Co nfig u ratio n ?[...]

50 T able 20 — ECB Connect i ons DISPLA Y NAM E POINT DESCR IPTION SENSOR LO C AT IO N TYPE OF I / O CON N ECTIO N PIN NUMBER INPUTS Input p ower fr om MBB control b ox 24 VAC J 1 , 1 --- 2 RM.OC Remote occu pan cy switch fie ld inst alled sw itch inp ut J4, 2 ENTH or IAQ.S Ou tdoor en tha lpy switch , or Indoor a ir qu ality switch economizer , [...]

51 Modu lation B oard (AUX1) The AUX1 board cont r ols the c ompre s s or capa c i ty and the indoor fa n s pe e d ( See Fig. 18 a nd T able 21.) It outputs a 1 - - 5vdc a nd a 2- - 10vdc s i gna l t o the DSC and VFD f or c a pa c it y a nd fa n s pee d, respectiv ely. Th is bo ard is also used as th e LE N co n nectio n b u ss for t he ECB, the r[...]

52 Digital Scr oll Contr ol B oard (DSC) The DSC boar d contr ol s the c ompr e ss or’ s ca pa c i ty . (Se e Fig. 19 and T ab le 2 2.) It receives a 1 - - 5vdc signa l fr om the AUX1 board determ ined b y th e coolin g algo rith m. The DSC has di re c t c ont rol of t he compr e s sor a nd puls e s a sol e noi d unloa der on and of f to pr ovide[...]

53 V ar iable F r e que ncy D ri ve (V FD ) The VFD va ri e s t he fre que nc y of the A C volt a ge s uppli e d t o the indoor f a n. (Se e Fig. 20 and T abl e 23. ) Thi s c a us es t he va r i anc e in the speed o f the fan . T h e comm and ed fan speed is received b y the VFD from the AUX1 boar d as a 2- - 10vdc si gna l . Th e AI1 D IP switch m[...]

54 Integrat ed Gas Control (IGC) Board The IGC i s provi de d on gas hea t uni ts . (Se e Fig. 21 a nd T abl e 24.) Th e IGC con tro ls the direct spark ign itio n system an d mo nito rs the rollo u t switch , limit sw itch , and in du ced -d raft mo tor H all Effect switch . Th e IGC is equ ip ped w ith an LE D (ligh t-em itting d io de) for dia g[...]

55 Low V oltage T erminal Strip (TB1) This cir c ui t boa r d pr ovi des a c onnec t i on poi nt be t we e n t he maj or con tro l b oard s an d a m ajo rity o f the field -in stalled accesso ries. (S ee Fig. 22 and T abl e 25. ) The ci r cui t br e a ke rs for t he low volt a ge con tro l tran sform ers, in terface con n ection fo r th e C arrier [...]

56 Scr olling Mar que e Display Th is d evice is th e k ey pad int erface used to access roo fto p inf or ma t ion, re a d se ns or val ues , a nd te s t the unit . ( Se e Fig. 23.) Th e S crollin g Marq u ee disp lay is a 4 -key, 4 -ch aracter, 16- segm ent LE D (lig ht-em ittin g d iod e) disp lay. E leven mod e L ED s are located on th e d ispla[...]

57 Spac e T e mpe ra ture Senso r (T- - 58) The T- - 58 spa c e t em per a t ur e sens or ( par t no. 33ZCT58SPT) is a field-in stalled accesso ry. Th e T - - 5 8 sen sor com mu n icates with the Comfor t Link ™ c ont r oll e r , provi ding spac e te mpe r a t ure , heat i ng and c ool i ng s et points , and m ode ope r a t ion i nf or ma t ion. [...]

58 TO MAIN BASE BOARD RED BLK RED BLK RED BLK SENSOR 1 SENSOR 2 SENSOR 3 RED BLK SENSOR 6 SENSOR 5 RED BLK SENSOR 4 RED BLK RED BLK RED BLK SENSOR 8 SENSOR 7 SENSOR 9 1 RED BLK TB1-T55 SENSOR 1 SENSOR 2 SENSOR 3 SENSOR 4 RED BLK RED BLK RED BLK RED BLK TO MAIN BASE BOARD RED BLK TB1-T55 1 2 2 SP A CE TEMPERA TURE A VERA GING --4 T-55 SENSOR APPLICA[...]

59 Carrier A ccess ory Kit s Th ere are sp ecific accessory kits sold fo r vario u s field installed accessories. T h ese k its v ary based o n mo d el, size, vo ltage, ma nufa c t ur e dat e , and duct or ie nt a ti on. Some of the s e ki ts i nc lude Econom iz e r , Power Exha us t, a nd Ele c t ri c He a t . Ref e r to t he Contr ol s Quic k Se [...]

60 UNIT OPERA TION AND SAFETY HAZARD Fai l ur e t o f ol low t hi s w a rni ng c oul d c a us e per sona l inju ry, death and /o r equ ip men t d amag e. Puron r ( R- - 410A) r e fr i ge r a nt syst e ms ope r a t e at highe r pre s s ur e s t ha n s t anda rd R- - 22 syst e ms . Do not us e R - - 22 se r vi c e e quipm ent or c ompone nt s on Pur [...]

61 UNIT RELI ABILI TY HAZARD Failu re to follo w this caution may resu lt in redu ced un it perfo rm ance. High ve loc i t y wat e r f rom a pr e s sur e wa she r , gar de n hos e , or com pre s s e d a ir should ne ve r be us e d t o c le a n a c oil . The force o f the water o r air jet w ill b end the fin edg es an d inc r e a s e ai r s i de pr[...]

62 T o ins pe c t bl owe r whe e l , ope n he a t s e ct i on door . Us ing a fl a s hl ight , look i nto t he fl ue exha us t duct to i ns pe ct . If cl e a ning i s re qui r e d, r e move motor a nd whe el a s s e mbl y by rem oving t he sc r e ws hol ding the f l ue box cove r to the f l ue box. Rem ove the sc r e ws holdi ng the i nduc e r hous[...]

63 7. Rea l ign f a n a nd mot or pull e ys: a. Lo o sen fan p ulley setscrew s. b. Sli de f a n pul l ey a l ong f a n s haf t . c. Ma ke a ngul a r a li gnme nt by loose ning mot or fr om mo un tin g p late. 8. Ti ght e n bel t s . 9. Res tor e powe r t o unit. C06041 Fig. 31 - - Evaporator- - Fan Alignme nt and Adj us tm ent Evaporator Fan Belt [...]

64 C08570 Fig. 33 - - Condense r- - Fan Adjust me nt V eri fy S ens or Perfo rmance V er i fy t ha t ther mi s t or , tr a ns duc er , a nd s wi t ch i nput s are re a di ng correctly. Th ese v alues can b e accessed th r ough the Scr o lling Ma r quee displ a y in t he T e mpe r a tur e s , Pre s s ure s , and I nputs me nus . Some value s wil l d[...]

65 Th e TXV is set to maintain between 1 0 and 15 deg rees of supe r he a t a t the c ompr e s s ors . The va l ve s a re f a c t ory se t a nd ca nnot be adj us t e d. Do not use A TXV des i gne d for use w it h R - - 22. R4 R4 10A RE RE F RI RI GE RANT RA N T OUT DOO RF R F A NM N M US T B E OP ERATING O NH N H IG HS H S PEED 20 20 40 40 60 60 80[...]

66 High Alt itude Fo r h ig h altitu d e ap p licatio ns g reater th an 2 ,0 0 0 ft th e h eat i nput ra t e s houl d be reduc e d. The highe r the a ltitude is a bove se a le ve l , the le s s oxygen i s in the a i r . See T abl e 8 for orif i ce s i z i ng. A hi gh altitud e k it is availab le to c onvert uni t f or a ltitud es up to 7,0 00 ft. M[...]

67 Evaporator Fan Motor Pr otect ion Indoor -f a n mot ors le s s tha n 5 hp are equippe d with int er na l over c ur r ent a nd over t em pe ra t ur e pr ote c t ion. Prot e c ti on devi c e s re s e t a ut oma ti c a l ly . Dis c onne c t a nd loc k out power when se r vi c ing mot or . I ndoor -fa n m otor s 5 hp a nd la r ger a re e quippe d wi[...]

68 APP ENDIX A - LOCAL DISP LA Y AND CCN T ABLES Ta b l e 2 7 — M O D E - RUN ST A TUS ITEM EXP ANS IO N RANGE UNIT S CCN TA B L E / S U B - - - TA B L E CCN POINT CCN WRITE STA TUS RUN STATUS STA TUS DISPLAY VIEW Au to Vie w of Run S tatus (VIEW = Display only) HVAC HVAC M od e Statu s 1=Disabl ed 2=F an Onl y 3=C ool 4=Heat HVA C M ODE OCC Curr[...]

69 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 27 — MODE - RUN ST A TUS (c ont ) ITEM EXP ANS IO N RANGE UNIT S CCN TA B L E / S U B - - - TA B L E CCN POINT CCN WRITE STA TUS STRT Compone nt Star ts A1 Compressor A1 S tarts xxxxxx ST_A 1 forcible CCH Cran kc ase Heater S tarts xxxxxx ST_ CCH forcible IDF Indoor F an S tarts xxxxx[...]

70 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 28 — MODE - SER VICE TEST ITEM EXP ANS IO N RANGE UNIT S DEF AUL T CC N TA BL E / SU B - - - TA B L E CCN POINT CCN WRITE STA TUS DISPLA Y WRITE STA TUS SERVICE TEST MAINTENA NCE DISP LA Y TEST Field Ser vice T est Mode On/Off Off (TES T = display o nly) MAN_ CTR L forcible forcible I[...]

71 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 31 — MODE - SET POI NTS ITEM EXP ANS IO N RANGE UNIT S DEF AUL T CC N TA BL E / SU B - - - TA B L E CCN POINT SETPO INT CO NFI GU RATION SETPOINTS SET_P NT OC SP Occu pi ed Cool S etpoi nt 55 to 80F dF 78 OC SP UC SP Unoc cu pied C ool S etpoin t 75 to 95F dF 85 UCSP OHSP Occupied H e[...]

72 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 33 — MODE - OUTPUTS ITEM EXP ANS IO N RANGE UNIT S C CN TAB L E /S U B - - - TA B L E CCN POINT CCN WRITE STA TUS DISPLA Y WRITE STA TUS STA TUS DISPLAY OUTPUTS UO UTPUT FA N S Fa n O ut pu t s IDF Indoor F an V FD Pwr R elay On/Off IDF F .SPD Command ed Fan S peed xxx % FANS PEED OFC[...]

73 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 34 — MODE - CONFIGURA TION ITEM EXP ANS IO N RANGE UNIT S DEF AUL T CCN TA B L E / S U B - - - TA B L E CCN POINT PA G E NO . CONFIGURATION SE RVIC E CONFIGURA T ION DISP D is pl ay Con fi gu ration DISPLA Y METR Metr ic Di spla y On/Off Of f DI SPUNIT 11 LANG Langua ge Se le cti on 0[...]

74 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 34 — MODE - CONFIGURA TION (c ont) ITEM EXP ANS IO N RANGE UNIT S DEF AUL T CCN TA B L E / S U B - - - TA B L E CCN POINT PA G E NO . HEAT Heatin g Con fi gu ration HEA T_C FG HT .TY T ype of Heat Instal led 0=N o Heat 1=Gas 2=E lectric 0( 5 0s e r i e s w i t hn o electri c heat) 1( [...]

75 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 34 — MODE - CONFIGURA TION (c ont) ITEM EXP ANS IO N RANGE UNIT S DEF AUL T CCN TA B L E / S U B - - - TA B L E CCN POINT PA G E NO . AIR .Q Air Qual ity Confi g. IAQ_CFG IA . CF IAQ A nalo g Input Confi g 0=N o IAQ 1=DC V 2=Override IAQ 3=C trl Min P os 0: no FIOP 1: FIOP IAQAN CFG 5[...]

76 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 34 — MODE - CONFIGURA TION (c ont) ITEM EXP ANS IO N RANGE UNIT S DEF AUL T CCN TA B L E / S U B - - - TA B L E CCN POINT PA G E NO . (GEN ERI C = CCN o nl y ) GEN ER ICS 5 POINT 01 Definition 8 --- c h a r A S C I I Po i nt _ 01 POINT 02 Definition 8 --- c h a r A S C I I Po i nt _ 0[...]

77 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 35 — MODE - TIM E CLOCK ITEM EXP ANS IO N RANGE UNIT S DEF AUL T CCN TA B L E / S U B - - - TA B L E CCN POINT TIME CLOCK CONFIGURA T ION TIME Time of Da y TIME TIME H our a nd Minut e xx.xx hh.mm TI ME DAT E Current Date MNTH Month o f Y ear Ja nuary , February ,  &, Decembe r[...]

78 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 37 — MODE - OPERA TING MODES ITEM EXP ANS IO N RANGE UNIT S CCN TA B L E / S U B - - - TA B L E CCN POINT CCN WRITE STA TUS DISPLA Y WRITE STA TUS OPERATIN G MOD ES MAINTENA NCE DISPLA Y MODE Contro l Mod es MODES SYS Unit ope ratio n disabled Unit opera tion e nabled Serv ice tes t e[...]

79 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 37 — MODE - OPERA TING MODES (cont ) ITEM EXP ANS IO N RANGE UNIT S CCN TA B L E / S U B - - - TA B L E CCN POINT CCN WRITE STA TUS DISPLA Y WRITE STA TUS HEAT Heat Mode D iag nos tic HEA TD IA G HEAT In Heat ing Mode? Ye s / N o IN_HEA T OK .HT OK to Select Heat Mode? Ye s / N o OKTO[...]

80 APP ENDIX A - LOCAL DISPLA Y AND CCN T ABLES ( CONT) T able 37 — MODE - OPERA TING MODES (cont ) ITEM EXP ANS IO N RANGE UNIT S CCN TA B L E / S U B - - - TA B L E CCN POINT CCN WRITE STA TUS DISPLA Y WRITE STA TUS (OCCDEFM = CCN only) Oc cupa ncy Supe rviso ry OCCDEF M Current Mode (1=Occup) 0,1 MODE C u r r e n t O c c u pP e r i o d# 0t o8 [...]

81 APPE ND I X B - VFD I N FORM A TIO N On 48/50PD unit s , the s upply f a n s pe e d is c ont rol l e d by a 3- - phas e VFD. The VFD i s l oc a t ed i n t he supply fa n s e ct i on behind a n indoor f a n scr ol l . The VFD spee d is cont r oll e d di re c t ly by the Comfor t Link t c ont r ols through a 0 - - 10Vdc si gna l bas e d on a space[...]

82 APP ENDIX B - VFD INFORMA TION (CONT) T able 40 — VFD CONFIGURA TIONS APP LICA TION CRITICA L DRIVE P ARAMET ERS F OR ABB ACH5 50 D RIVE S P arameter G roup Par a m e t e r Numbe r De scriptio n Va l ue UNITS NOTE HK30WA001 - - - 208/230V H K30WA008 - - - 460V S T A R T --- U P DAT A 9901 Langua ge (0 ) Englis h --- ABB Dr ive d ef au l t 9902[...]

83 APP ENDIX B - VFD INFORMA TION (CONT) VFD Op erati on The V FD ke ypa d is shown i n Fi g. 41. The func t i on of SOFT KEYS 1 a nd 2 c ha nge dependi ng on wha t is displ a ye d on the screen. Th e fun ction o f SO FT K EY 1 matches th e word in the lowe r le f t- - hand box on t he dis pl ay s c r e e n. The f unct i on of SOFT KEY 2 ma t c he [...]

84 APP ENDIX B - - VF D INFORMA TION ( CONT) T o adjus t the s pee d in HAND mode , pr es s the UP or DOWN butt ons ( the r e f e r enc e change s imme di a te l y) . The r e fe renc e c a n be modifi ed i n the loca l control (HAND) mode , and c an be param eterized (usin g G rou p 11 referen ce select) to also allow modi fi c a t ion in the r e m[...]

85 Downl oad Appl ic at i on Par ame t er s T o downl oad a pplic a t ion pa r a me t e rs only to t he cont r ol pane l fr om the VFD , per f or m the fol l owi ng proc edur e : 1. Ins ta ll the c ont r ol pane l with the c or r e c t pa rame ter s ont o t he VFD. 2. Sel e ct M ENU (SOFT KEY 2). The M a in me nu wil l be dis pl a ye d. 3. Use t he[...]

86 Histo ry Fo r referen ce, th e last th ree faul t cod es are sto red into p aram eters 0401, 0412, 0413. For the m os t r ecent fau lt (id entified by par a me t e r 0401), t he dri ve st or e s add ition al data (in param eters 0402 thr ough 041 1) t o a i d in t r oubl e shoot i ng a pr obl e m. For exa m ple , a pa r a me te r 0404 st or e s [...]

87 APP ENDIX B - VFD INFORMA TION (CONT) T able 41 — F AUL T CODES FAU LT CODE F AUL T NAME IN P ANEL DES CRIP TIO N AN D RECOMM EN D ED CORRECT IVE ACT ION 1 OVE RCU RREN T Output current is exces si ve. Check for excess ive motor load, insuffici ent acceleration time (parameters 2202 ACCELER TIME 1, default 30 seconds ), or faulty motor , motor[...]

88 APP ENDIX B - VFD INFORMA TION (CONT) T a bl e 41 — F AUL T CO DE S (con t) FAU LT CODE F AUL T NAME IN P ANEL DES CRIP TIO N AN D RECOMM EN D ED CORRECT IVE ACT ION 1000 PA R H Z R P M P ara met er value s a re inc ons i s te nt. Che ck for any of the follo wi ng : 2001 MINI MUM SPEED > 2002 MAXIMUM SPEED 2007 MINI MUM FREQ > 2008 MAXIM[...]

89 APP ENDIX B - VFD INFORMA TION (CONT) T able 42 — ALARM CODES ALARM CODE ALARM NAME IN P ANEL DES CRIP TI ON AN D RECOM ME ND ED CORRECT IV E ACTION 2001 --- Reser ve d 2002 --- Reser ve d 2003 --- Reser ve d 2004 DIR L OCK Th e chan ge in direction be ing attempte d is not al l owed. Do n ot attem pt to chan ge the dire ction of m otor r otat[...]

90 APP ENDIX B - VFD INFORMA TION (CONT) Main Fan R epl acemen t The ma in cool i ng fa n of the VFD has a li f e s pa n of about 60,000 oper a t i ng hours a t ma xim um r at e d ope r a ti ng t e mpe r a tur e a nd dri ve loa d. The e xpe c te d li f e s pan double s f or each 18 F dro p in th e fan temp eratu re (fan tem p erature is a fu n ctio[...]

91 APP ENDIX C - - ST AR T - -UP DA T A T able 44 — Fan Per for manc e - 48PDD05 Ve rt i c al Unit s AIRFL OW (Cfm ) A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( i n .w g ) 0.2 0.4 0.6 0.8 1.0 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 1200 504 0.16 613 0.23 710 0.31 798 0.40 881 0.49 1300 527 0.19 632 0.27 725 0.35 810 0.44 890 0.54 [...]

92 T able 46 — Fan Per for manc e - 48PDF05 Ve rt i c al Uni ts AIRFL OW (Cfm ) A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( i n .w g ) 0.2 0.4 0.6 0.8 1.0 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 1200 520 0.17 628 0.24 723 0.33 811 0.41 892 0.51 1300 545 0.20 648 0.28 739 0.37 823 0.46 902 0.56 1400 570 0.24 668 0.32 756 0.41 837 0[...]

93 T able 48 — Fan Per for manc e - 48PDE 06 Vert i c al Uni ts AIRFL OW (Cfm ) A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( i n .w g ) 0.2 0.4 0.6 0.8 1.0 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 1500 607 0.29 700 0.38 784 0.47 861 0.57 934 0.68 1600 634 0.33 724 0.43 804 0.53 879 0.64 950 0.75 1700 662 0.39 748 0.49 826 0.60 898 0[...]

94 T able 50 — Fan Per for manc e - 48PDD05 Hor iz ont al Unit s AIRFL OW (Cfm ) A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( i n .w g ) 0.2 0.4 0.6 0.8 1.0 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 1200 436 0.12 559 0.19 661 0.27 753 0.35 839 0.45 1300 456 0.14 574 0.22 673 0.30 762 0.39 845 0.49 1400 477 0.17 592 0.25 687 0.34 774 [...]

95 T able 52 — Fan Per for manc e - 48PDF05 Hori z ont al Unit s AIRFL OW (Cfm ) A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( i n .w g ) 0.2 0.4 0.6 0.8 1.0 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 1200 456 0.13 574 0.20 675 0.28 766 0.37 850 0.46 1300 477 0.16 591 0.23 688 0.32 776 0.41 857 0.50 1400 500 0.18 610 0.27 703 0.36 788 [...]

96 T able 54 — Fan Per for manc e - 48PDE06 Hor iz ont al Uni ts AIRFL OW (Cfm ) A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( i n .w g ) 0.2 0.4 0.6 0.8 1.0 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 1500 536 0.23 640 0.32 729 0.41 811 0.51 887 0.61 1600 563 0.27 663 0.36 749 0.46 828 0.56 901 0.67 1700 590 0.31 686 0.42 770 0.52 846 [...]

97 T able 56 — Fan Per for manc e - 50PD05 V er t i c al Unit s AIRFL OW (Cfm ) A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( i n .w g ) 0.2 0.4 0.6 0.8 1.0 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 1200 492 0.15 604 0.22 701 0.31 790 0.39 873 0.49 1300 513 0.18 620 0.26 714 0.34 800 0.43 880 0.53 1400 534 0.21 638 0.29 729 0.38 812 0[...]

98 T able 58 — Fan Per for manc e - 50PD05 Hori z ont al Unit s AIRFL OW (Cfm ) A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( i n .w g ) 0.2 0.4 0.6 0.8 1.0 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 1200 422 0.11 548 0.19 652 0.26 745 0.35 831 0.44 1300 439 0.13 561 0.21 662 0.29 752 0.38 835 0.47 1400 457 0.16 577 0.24 674 0.33 761 0[...]

99 GENERAL NOTES FOR F AN PERFORMANCE DA T A T ABLES 1. S tatic p ressu re losses fro m accesso ries and o p tion s (e c onomi z e r , etc . ) mus t be a dded to ext e r na l st a t ic pr e s s ur e befo re enterin g Fan P erfo rman ce tab le. Refer to Accesso ry /FIO P S tatic P ressure in fo rmatio n . 2. Int e rpol a t ion i s pe rm is s i bl e [...]

100 APP ENDIX D - - ADDITIONAL ST AR T - -UP DA T A T able 60 — Air Quanti t y Limi ts ( 50PD Unit s ) UNI T 50PD COOLING (cfm) HEATI N G ( cfm ) OPTIONAL ELE CT RIC HEAT 05 1200 2000 1200 2000 06 1500 2500 1500 2500 T able 61 — Air Quanti t y Limi ts ( 48PD Unit s ) UNI T 48PD COOLING (cfm) HEA TIN G ( cfm ) Min Max Min Max 05 (Low He at) 1200[...]

101 CONTROL SET PO INT AND CONFIGURA TION LOG Mode l Numbe r : _____________________________ Ser i a l Numbe r : ______________________________ Da te : ______________________________________ T e chni c i a n: _________________________________ Soft wa r e V er s i ons : ___________________________ MBB: CESR131320- - - - _ _ ECB: CESR131249 - - - - _[...]

102 T able 65 — MODE - CONFIGURA TION (c ont) ITEM EXP ANS IO N RANGE UNIT S DEF AUL T CCN TA B L E / S U B - - - TA B L E CCN POINT ENTRY HEAT Heatin g Con fi gu ration HEA T_C FG HT .TY T ype of Heat Instal led 0=N o Heat 1=Gas 2=E lectric 0( 5 0s e r i e s w i t hn o electri c heat) 1( 4 8s e r i e s ) 2( 5 0s e r i e s w i t h electri c heat)[...]

103 T able 65 — MODE - CONFIGURA TION (c ont) ITEM EXP ANS IO N RANGE UNIT S DEF AUL T CCN TA B L E / S U B - - - TA B L E CCN POINT ENTRY AIR .Q Air Qual ity Confi g. IAQ_CFG IA . CF IAQ A nalo g Input Confi g 0=N o IAQ 1=DC V 2=Override IAQ 3=C trl Min P os 0: no FIOP 1: FIOP IAQAN CFG IA . FN IAQ Ana lo g Fan Co nfig 0=Never 1=Occupied 2=A lwa[...]

104 T able 65 — MODE - CONFIGURA TION (c ont) ITEM EXP ANS IO N RANGE UNIT S DEF AUL T CCN TA B L E / S U B - - - TA B L E CCN POINT ENTRY (GEN ERI C = CCN o nl y ) GEN ER ICS POINT 01 Definition 8 --- c h a r A S C I I Po i nt _ 01 POINT 02 Definition 8 --- c h a r A S C I I Po i nt _ 02 POINT 03 Definition 8 --- c h a r A S C I I Po i nt _ 03 P[...]

105 UNIT ST AR T -UP CHECKLIST MODEL NO.: DA TE: ______________ SERIAL NO: _____________________________________ TECHNI CIA N: ___________________________________ I. PRE-S T AR T -UP: j VERIFY THA T ALL P ACKAGING MA TERIALS HA VE BEEN REMOVED FROM UNIT j VERIFY I NST ALLA TION OF OUTDOOR AIR HOOD j VERIFY I NST ALLA TION OF FLUE EXHAUST AND INLET [...]

106 Copyri ght 2009 Carr ie r Cor p. S 7310 W . M or ri s St. S I ndia na polis , I N 46231 Pri nte d in U .S .A . Ed ition Date: 3/09 Ma nufacturer res erves the right to chang e, at a ny time, specifica tions and desig ns witho ut no tice an d witho ut obli ga tions. Catal og No: 48- - 50PD- - 01T Repl aces: NEW 48/50P D[...]