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Manual Carrier 50VT-A

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  • Carrier 50VT-A - page 1

    1 50VT - - - A Pe r fo rm a n c e t 14 SEER Sing le - - - P ack aged He at Pump Syste m wit h Puron ® (R - - - 410A) Re frige rant Sing le and Thre e Phase 2 --- 5 N o m i n a l T o n s ( S i z e s 2 4 --- 6 0 ) Installation Instructions NOTE : Read the en tire instru ction m anual b efore starting th e installatio n. NOTE : I nst al le r: Ma ke s ...

  • Carrier 50VT-A - page 2

    2 Rec ogniz e sa fe ty inf orma ti on. This is t he sa fe ty- - a le rt s ymbol . Whe n you se e t his sym bol on the unit and i n ins tr uct ions or m anu- al s, be ale rt to the pote nti al f or per sona l inj ury . Under st and the se si gnal words: DANGER, W ARNING, a nd CAUTION. These words ar e used wit h the sa fet y - -ale rt symbol. DANGER ...

  • Carrier 50VT-A - page 3

    3 A09410 Fig. 2 - - 50VT- - A24- - 30 Unit Di me nsions 50VT - - A ...

  • Carrier 50VT-A - page 4

    4 A09411 Fig. 3 - - 50VT- - A36- - 60 Unit Di me nsions 50VT - - A ...

  • Carrier 50VT-A - page 5

    5 RETURN AIR SMALL BASE UNIT SUPPL Y AIR LARGE BASE UNIT UNIT PLACEMENT ON COMMON CURB L ARGE CURB SMALL OR LARGE BASE UNIT SMALL/COMMON CURB ROOF CURB DET AIL Wood nailer* Roofcurb* Insulation (field supplied) *Provided with roofcurb Cant strip field supplied Roofing material field supplied Flashing field supplied HVAC unit base rails Roofcurb Sea ...

  • Carrier 50VT-A - page 6

    6 A CCESS P ANELS MUST BE IN PLACE WHEN RIGGING. P ANNEA UX D'A CCES DOIT ÊTRE EN PLA CE POUR MANIPULA TION. 50CY502286 2.0 CA UTION - NOTICE TO RIGGERS PRUDENCE - AVIS AUX MANIPULATEUR Use top skid as spreader bar. / Utiliser la palette du haut comme barre de répartition SEAL STRIP MUST BE IN PLACE BEFORE PLACING UNIT ON ROOF CURB DUCTS DET ...

  • Carrier 50VT-A - page 7

    7 Step 5 — Sel ect and I nsta ll Ductwo rk Th e d esign an d installatio n of the duct system must be in accord ance w ith th e standard s of the N FP A fo r installatio n of no n - - resid ence type air cond ition ing an d ven tilating system s, NFP A 90A or res ide nce- - type , NFP A 90B and/or l oca l code s and ordi nanc es . Sel ec t a nd s ...

  • Carrier 50VT-A - page 8

    8 sc rewe d or bolt ed t o duct fl ange s. Use s uita ble gas ket s to ensu re weath er- - tig ht an d airtig ht seal. 4. All u nits m ust hav e field - - su pplied filters or accessory filter rack installed in th e return - - air side of the u nit. Reco mmen ded sizes for filters are sho wn in T able 1. 5. Siz e all ductwor k for maxi mum requi re ...

  • Carrier 50VT-A - page 9

    9 POWER SUPPL Y FIELD-SUPPLIED FUSED DISCONNECT HIGH VOLT AGE POWER LEADS (SEE UNIT WIRING LABEL ) EQUIP GR CONTROL BO X LOW-V OLT AGE POWER LEADS (SEE UNIT WIRING LABEL ) W1 Y G R C WHT(W1) YEL(Y) GRN(G) RED(R) BRN(C) THERMOST A T (TYPICAL) ORN(O) 3-PHASE SHOWN 1-PHASE USES TWO POWER LEADS W2 VIO (W2) O SPLICE BOX DH BLU(DH) 3-Phase Only GRA(Y2) A ...

  • Carrier 50VT-A - page 10

    10 T able 1 – Phys ic al Dat a - - Unit 50VT- -A 50VT - A24 50VT - A30 50VT - A36 50VT - A42 50VT - A48 50VT - A60 Unit S ize 2 2.5 3 3.5 4 5 Sh ipping Weigh t (lb) (kg) 354 161 346 157 426 193 472 214 460 209 506 230 Co mpre sso r Quantity 1 Ty p e Scroll Refri gerant R -410A Re frige rant Quantity ( lb) Quantity ( kg) 11.1 5.0 10.3 4.7 9.9 4.5 ...

  • Carrier 50VT-A - page 11

    11 A11002 Fig. 12 - - Conne cti on Wi ri ng Sche mati cs 208/ 230 - - 1 - - 60 50VT - - A ...

  • Carrier 50VT-A - page 12

    12 A11001 Fig. 12 Cont. - - Ladde r W iri ng Sche mati cs 208/230- - 1- - 60 50VT - - A ...

  • Carrier 50VT-A - page 13

    13 A11006 Fig. 13 - - Connec ti on Wi ri ng Sche mati cs - - 208/230- -3 - -60 50VT - - A ...

  • Carrier 50VT-A - page 14

    14 A11005 Fig. 13 Cont. - - Ladde r W iri ng Sche mati cs - - 208/230- - 3- - 60 50VT - - A ...

  • Carrier 50VT-A - page 15

    15 A10195 Fig. 14 - - Connec ti on Wi ri ng Diagr am 460 - -3 - -60 50VT - - A ...

  • Carrier 50VT-A - page 16

    16 A10195 Fig. 14 Cont. - - Ladde r W iri ng Diagr am 460- - 3- - 60 50VT - - A ...

  • Carrier 50VT-A - page 17

    17 PRE - - ST AR T - - UP FIRE, EXPLOSION, ELECTRI CAL SHOCK AND ENVIRONMENT AL HAZARD Fai lur e t o fol low t his w arni ng coul d re sul t i n per sona l i njury , death o r prop erty dam age. 1. Fol low r ec ogniz ed s af et y pra ct ic es and we ar prot ec ti ve goggle s w hen c hec king or se rvi ci ng re fr ige ra nt s yst em. 2. Re lie ve an ...

  • Carrier 50VT-A - page 18

    18 turn ing b ackw ards, the difference between co mpresso r suction an d dis cha r ge pres sur es m ay be nea r ze ro. Ch eckin g and A dju stin g Refrig erant Charge The re fr ige ra nt sys te m is f ully cha r ged wit h Puron ( R - - 410A) refrigeran t and is tested and factory sealed . NOTE : Adjust me nt of the re fr ige ra nt char ge is not r ...

  • Carrier 50VT-A - page 19

    19 4. Remove the vi nyl ca p off of t he des ir ed s pee d tap wi re (Re fer t o T able 3 for color c oding) for t he norm al c ooling fan speed an d place desired sp eed tap wire on “HIG H” on the i nte rf ac e boar d. 5. R efer to airflow tab les (T ab le 4) to determin e allo wab le speed s for the deh um idificatio n coolin g fan speed . In ...

  • Carrier 50VT-A - page 20

    20 HIGH LOW COM QC5 QC4 QC3 KZ KL 07 09 08 0L0 ALO R13 C8 R11 Q1 Q3 D2 AL2 DCR QCR QC1 C RL 01 G1 G2 Z1 A7 R9 AB A15 C4 C9 C0 QIL Z2 06 04 U1 C3 R4 RL4 JWZ C7 D5 D3 R3 R5 R6 R2 JW5 QCB Y R W 2 Y C W 3W 3W 2 W 2C JW4 P2 JW3 P4 P1 W2 W3 Y2 Y1 Y DH GC R SSTZ -8 P3 SDL 24VAC/R 3AMP CDM/C F1 STD DEHUM A09059 Fig. 16 - - Int er fac e Fan Boar d (I FB) CO ...

  • Carrier 50VT-A - page 21

    21 T a ble 4 – Dry Co il Air Deliv ery CF M* - - Ho rizon tal Discha rge - - Un it 5 0V T - - A2 4 - - 6 0 Unit M otor S peed Wire Co lor Exte rnal Static Pres sure (i n W .C) 0.1 0.2 0.3 0.4 0.5 0. 6 0.7 0.8 0.9 50VT - A24 Low Blue cf m 754 650 536 429 --- --- --- --- --- Med-Low Pin k cfm 851 777 675 591 475 --- --- --- --- Medium 1 Red cf m 94 ...

  • Carrier 50VT-A - page 22

    22 T able 7 – Horiz ontal and Do wnf low Disc harge W et Coil Pr es sur e Dr o p (I N. W .C.) UNIT S IZE STANDARD C FM (SC FM) 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 24 0.030 0.037 0.044 0.053 0.063 ---------- - - 30 - - - 0.053 0.063 0.072 0.081 0.105 ------- - - 36 - - - - 0.045 0.050 0.060 0.065 0.075 ...

  • Carrier 50VT-A - page 23

    23 MAINTENANCE T o ensur e c onti nuing hi gh per for manc e, and to mini miz e t he po ssibility of p rematu re equ ipmen t failure, p eriod ic main tenan ce mus t be per for me d on this equi pment . Thi s he at pump uni t shoul d be in spected at least o nce each y ear by a qu alified serv ice perso n. T o troubl es hoot uni t, re fe r t o T abl ...

  • Carrier 50VT-A - page 24

    24 A09412 Fig. 18 - - Cooli ng Chargi ng T able- -Subcool ing 50VT - - A ...

  • Carrier 50VT-A - page 25

    25 OF2 OF1 ON QUIET SHIFT 120 30 60 60 30 90 INTER V AL TIMER OFF P3 DFT O R W 2 Y C T2 C C O DFT T1 Y P1 J1 SPEEDUP Speedup Pins Defrost inter v al DIP s witches Quiet Shift A08020 Fig. 19 - - Defr ost Cont r ol 50VT - - A ...

  • Carrier 50VT-A - page 26

    26 Step 2 — Outdoor Coil, Indoor Coil, an d Conde nsat e Dra in Pan Ins pec t the conde nse r coil , eva pora tor coi l, a nd conde nsa te dr ai n pan at least o nce each y ear . Th e co ils are easily cleaned w hen dry ; th erefore, insp ect and clean the co ils either befo re or after each co olin g seaso n. Rem ove all obst ruc ti ons, i ncl u ...

  • Carrier 50VT-A - page 27

    27 Step 8 — Pressu r e Sw itches Pre ss ure s wit che s ar e prote ct ive de vic es wir ed int o c ontr ol cir cui t (l ow volta ge) . They shut of f compre ssor i f abnor mal ly high or low pressu res are presen t in th e refrigeratio n circu it. Th ese p ressure sw itc hes ar e spec ifi ca ll y des igne d t o oper at e with Pur on ( R - -410A) ...

  • Carrier 50VT-A - page 28

    28 Puron (R- - 410A) Refri gerant Charging Ref er to unit inf orma ti on pla te a nd cha r ging char t. Some R - -410A re fr ige ra nt c yli nder s c onta in a dip t ube t o al low l iqui d re fr ige ra nt to fl ow f rom c yli nder i n upri ght posi ti on. For c ylinde rs e quipped wit h a di p tube , c har ge Pur on unit s wit h cyl inde r in upri ...

  • Carrier 50VT-A - page 29

    29 PURON R (R- -410A) QUICK REFERENC E GUIDE S Pu ron refrig erant o perates at 5 0 - - 70 p ercent h igh er pressu res than R - - 22 . Be su re that serv icing eq uip men t and rep lacement com ponent s a re des igne d to ope ra te wit h Puron S Puron re fr ige ra nt cyl inde rs a re r ose c olor ed. S Rec over y cyl inde r s er vic e pr es sur e ...

  • Carrier 50VT-A - page 30

    30 T able 10 – T r ouble shoot ing Char t SYMPTOM CAUSE REMEDY Comp ressor and c ondenser fan will not star t. Power f ailure Call power c ompany Fuse blown or c ircuit breaker tr ipped Replace fus e or reset c ircuit break er Defectiv e contactor , trans former , or high - - pres sure, lo ss - - o f- -charg e or lo w - -pressur e swit ch Replace ...

  • Carrier 50VT-A - page 31

    31 ST AR T - - UP CHECKLIST (Re move and St or e i n Job File s) I. PRELI MINAR Y INFORMA TION MODEL NO.: SERIAL NO. : DA TE: TECHNICI AN: II. PRE ST A RT - - UP (In sert ch eck ma rk in bo x as each item is comp leted) ( ) VERIFY THA T ALL P ACKING MA TERIALS HA VE BEEN REMOVED FROM UNI T ( ) REMOVE ALL SHIPPING HOLD DOW N BOL TS AND BRACKETS PER ...

  • Carrier 50VT-A - page 32

    32 Copyright 2011 Carrier Corp. S 7310 W . Morris St. S In dianapolis, IN 46231 Edition Date: 01/11 Manufacturer reser v es the right to change, at any time , specifications and designs without notice and without ob ligations. Catal og No: 50VT - - - 09SI Replaces : 50VT - - - 08SI 50VT - - A ...

Manufacturer Carrier Category Heat Pump

Documents that we receive from a manufacturer of a Carrier 50VT-A can be divided into several groups. They are, among others:
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- or energy labels Carrier 50VT-A
All of them are important, but the most important information from the point of view of use of the device are in the user manual Carrier 50VT-A.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Carrier 50VT-A, service manual, brief instructions and user manuals Carrier 50VT-A. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Carrier 50VT-A.

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A complete manual for the device Carrier 50VT-A, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Carrier 50VT-A by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Carrier 50VT-A.

A complete Carrier manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Carrier 50VT-A - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Carrier 50VT-A, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Carrier 50VT-A, that we can find in the current document
3. Tips how to use the basic functions of the device Carrier 50VT-A - which should help us in our first steps of using Carrier 50VT-A
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Carrier 50VT-A
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Carrier 50VT-A in a specific country, if it was not possible to solve the problem on our own.

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