Carrier 50VL---A manual

1 50VL - - - A Pe r fo rm a n c e t 14 SEER Sin gle - - - P ac kage d Ai r Condi tion er 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[...]

2 ELECTRICAL SHOCK HAZARD Fai lur e t o fol low thi s w ar ning c ould r es ult i n per sona l inj ury or dea th. Befo re installin g or serv icing sy stem, alway s tu rn o f f main powe r t o sys te m and ins ta ll loc kout t ag. Ther e ma y be mo re th an on e d iscon nect switch . Turn o f f accesso ry heater po wer sw itch if ap plicable. ! W A[...]

3 A09462 Fig. 2 - - 50VL- - A24- - 36 Unit Di me nsi ons 50VL - - A[...]

4 A09463 Fig. 3 - - 50VL- - A42- - 60 Unit Di me nsi ons 50VL - - A[...]

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[...]

6 A CCESS P ANELS MUST BE IN PLA CE 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 DE[...]

7 Step 3 — Provid e Clearan ces Th e req uired min imu m serv ice clearances are sh own in F ig. 2 and 3. Ad equ ate v entilatio n and ou t door a ir mus t be provide d. The outdoor fa n dra ws a ir t hrough t he outdoor coi l a nd dis cha r ge s it thr ough the top f an gr ille. Be sure th at the fan d ischarge d oes no t re c ir cul at e to the[...]

8 Ste p 6 — Conne ct C onde nsate Dra in NOTE : Wh en installin g c onde ns at e dra in conne ct ion be s ure t o com ply with lo cal codes and restrictio ns. Mode l 50VL- -A dispos es of c ondens ate wate r thr ough a 3/4 i n. NP T fittin g wh ich exits thr ough t he ba s e on the e vapor at or c oil access side. See Fig. 2 and 3 fo r locatio n.[...]

9 Horizontal Duct Covers A09076 Basepan Downflow (V ertical) Supply Knockout Basepan Downflow (V ertical) Return Knockout A09093 Fig. 9 - - Suppl y and Retur n Duct Ope ning Step 8 — In stal l Electri cal Con necti ons ELECTRICAL SHOCK HAZARD Fai lur e t o fol low thi s w ar ning c ould r es ult i n per sona l inj ury or dea th. The unit c abi ne[...]

10 POWER SUPPL Y FIELD-SUPPLIED FUSED DISCONNECT HIGH V OLT AGE POWER LEADS (SEE UNIT WIRING LABEL ) EQUIP GR CONTROL BO X LOW-V OL T AG E 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 ) 3-PHASE SHOWN 1-PHASE USES TWO POWER LEADS W2 VIO (W2) SPLICE BOX DH BLU (DH) GRA (Y2) 3-Phase Only A090[...]

11 T able 1 – Phys ic al Dat a- - Unit 50VL - - A UNIT S IZE 24 30 36 42 48 60 NOMI NAL C AP A CI TY (to n) 2 2 --- 1 / 2 3 3 --- 1 / 2 4 5 SHI PPING WEIG HT* lb . SHI PPING WEIG HT* ( kg) 295 134 307 139 365 166 421 191 439 199 467 212 COMP RESSORS Quan tity Scroll 1 RE FRIG ERA NT ( R - - - 410A) Quan tity lb Quan tity (kg) 6.0 2.7 5.6 2.5 9.5 [...]

12 PRE- -ST AR T - -UP ENVIRONMENT AL, FIRE, EXPLOSI ON, ELECTRICAL SHOCK HAZARD Fai lur e t o fol low thi s w ar ning c ould r es ult i n per sona l inj ury or dea th a nd/or proper ty da ma ge. 1. Fol low r e cogni ze d sa fe ty pra ct ic e s a nd wea r pr ote ct ive goggle s w hen c hec king or s er vic ing r ef r ige ra nt s yst em . 2. Re lie [...]

13 Pro ceed as fo llow s: 1. R emov e caps fro m lo w- - an d hig h - - p ressure serv ice fitting s. 2. U sing ho ses with valv e core dep ressors, attach low - - and high- -pres sur e ga uge hose s to l ow- - and hi gh - - pre ss ure service fittin gs, resp ectively. 3. Star t unit a nd let r un unti l s yst em pre ss ures s ta bili ze . 4. Mea s[...]

14 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. 1 1 - - Int er fac e Fan Boar d (IFB) SI[...]

15 T able 4 – Dr y Coil Ai r De li ver y* - - Hori zont al Dis char ge - - Unit 50VL - - A24- - 60 UNIT MOT OR SPEED WIRE C OL OR EXTER NAL STA TIC PRES SUR E (IN. W .C.) 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 50VL -A24 Low Blue CFM 754 650 538 429 --- --- --- --- --- Med-Low Pin k CFM 851 777 675 591 475 --- --- --- --- Medium 1 Red CFM 941 851 774[...]

16 T able 6 – 50VL- - A Hori z ontal and Downfl ow Disc har ge W et Coil Pr es sur e Dr op (I N. W .C. ) UNIT SIZE 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 - - - 0.055 0.060 0.090 0.10[...]

17 A11004 Fig. 12 - - Connec ti on Wi ri ng Diagr am 208/230- - 1- - 60 50VL - - A[...]

18 A11003 Fig. 12 Cont. - - Ladder W ir ing Di agram 208/230- - 1- - 60 50VL - - A[...]

19 A11010 Fig. 13 - - Connec ti on Wi ri ng Diagr am 208/230- - 3- - 60 50VL - - A[...]

20 A11009 Fig. 13 Cont. - - Ladder W ir ing Di agram 208/230- - 3- - 60 50VL - - A[...]

21 DEHUM STD BLK 7 7 6 6 11 11 10 10 8 8 2 2 3 3 4 4 1 1 5 5 9 9 12 12 BLU YEL ECON PLUG YEL BLK ENERGIZED LEGEND FIELD SPLICE TERMINAL (MARKED) TERMINAL (UNMARKED) SPLICE (IF USED) SPLICE (MARKED) FACTORY WIRING FIELD CONTROL WIRING FIELD POWER WIRING ACCESSORY OR OPTIONAL WIRING TO INDICATE COMMON POTENTIAL ONLY: NOT TO REPRESENT WIRING CAP CAPAC[...]

22 STD DEHUM BLK D LADDER WIRING DIAGRAM YEL 21 L1 CCH 13 COMP 460V C R S CAP 24V 23 T3 T1 T2 460V 24V BLK YEL YEL BLK YEL YEL RED L3 BLK BLK G/Y BRN BLU 13 GRN 11 BLK C,TRAN 11 11 IFM OFM IFM X N G L C G/Y BLK RED BRN YEL GRN WHT VIO P1-7 P1-5 P1-6 P1-4 P1-3 P1-2 P1-1 P2-4 P2-3 P2-2 P2-1 HR1 HR4 HR2 HR3 BRN BRN BRN BRN WHT VIO PNK GRY 2 5 4 3 1 BL[...]

23 A09089 Fig. 15 - - Cooli ng Chargi ng Char t 50VL - - A[...]

24 MAINTENANCE T o ensur e c ontinui ng high pe rf orm anc e, and to mini mi ze the po ssibility of p rematu re equip men t failure, p eriod ic main tenan ce mus t be per forme d on this equipme nt. Thi s c ooli ng unit should be insp ected at least on ce each y ear b y a qu alified service perso n. T o tr ouble s hoot unit , re fe r to T able 8, T[...]

25 MOTOR F AN GRILLE MOTOR SHAFT A A08505 MAX DIST ANCE BETWEEN TOP OF F AN GRILLE AND BOTT OM OF F AN BLADE SIZE “A” IN. MM 24 6.3 160 30 6.3 160 36 7.3 185 42 7.6 193 48 7.6 193 60 7.6 193 Fig. 16 - - Fan Blade Posi ti on Compressor Access Panel Blower Access Panel Control Access Panel A09214 Fig . 17 - - Unit Access P anels Outdoor Coil, Ind[...]

26 each electrical co m ponent wit h t he prope r el ec tr ic al ins tr ume nta ti on. Re fe r t o the unit w ir ing la bel whe n ma king t hes e che ckouts . NOTE : Re fe r to t he hea ti ng and/ or cool ing s eque nce of ope ra ti on in this p ub lication as an aid in determ ining p rop er co ntrol oper a ti on Ref rige rant Ci r cu it Ins pe ct [...]

27 readily. POE o ils can abso rb 15 tim es as much w ater as oth er oils des igne d for HCFC a nd CFC re fr iger ant s. T ake a ll nec es sa ry precau tion s to avo id e xpos ure of t he oil to the a tm osphe re . Servici ng Sys tems on Roofs with Synthetic M aterials POE (pol yole st er ) com pre ss or lubr ic ant s a re known to ca use l ong te [...]

28 T able 10 – T r ouble shoot ing Char t SYMPTOM CAUSE REMEDY Comp ressor and ou tdoo r fan will no t start Power f ailure Call power c ompany Fuse blown or c ircuit break er tripped Replace fus e or reset c ircuit break er Defectiv e contactor , trans former , contr ol relay , or high - - pres sure, loss - - of- - char ge or low- - pres sure s [...]

29 AIR CO NDITI ONER WI TH PURON (R- -410A) QUICK RE FERENCE GUID E Pu ron refrig erant op erates at 50 - - 70 p ercent h igh er pressu res than R - - 2 2. B e sure that serv icing equ ipm ent an d rep lacement co m ponent s ar e des igne d to oper at e wit h Puron. Puron r ef ri ge ra nt c yli nder s a r e r ose col ore d. S Puron r ef r ige ra nt[...]

30 ST AR T - - UP CHECKLIST (Re move and St or e i n Job Fil es ) I. PRELI MINAR Y INFORMA TION MODEL NO.: SERIAL NO. : DA TE: TECHNICI AN: II. PRE ST A RT - - UP (In sert check m ark in b ox a s ea ch item is com pleted ) ( ) VERIFY THA T ALL P ACKING MA TERIALS HA VE BEEN REMOVED FROM UNIT ( ) REMOVE ALL SHIPPING HOLD DOW N BOL TS AND BRACKETS PE[...]