Carrier UH050-200 Installation Manual

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

10piped to a location downstream of the trap to allow vacuumrelief when the coil is turned off. In all situations, the steampiping connected to the u

11See NoteFig. 11 — Control ValvesLEGENDS—SupplyR—ReturnUniona40-1670NOTE: Factory-supplied vacuum breaker assembly. Field install in vertical orienta

12Table 2 — Electric Heater Data for Units with PSC MotorLEGEND *Cooling coil must be left-hand coil connections only.NOTES:1. LAT (leaving air temper

13Table 2 — Electric Heater Data for Units with PSC Motor (cont)LEGEND *Cooling coil must be left-hand coil connections only.NOTES:1. LAT (leaving air

14Table 2 — Electric Heater Data for Units with PSC Motor (cont)LEGEND *Cooling coil must be left-hand coil connections only.NOTES:1. LAT (leaving air

15Table 3 — Electric Heater Data for Units with ECM Motor LEGEND *Cooling coil must be left-hand coil connections only.NOTES:1. LAT (leaving-air tempe

16Table 3 — Electric Heater Data for Units with ECM Motor (cont)LEGEND *Cooling coil must be left-hand coil connections onlyNOTES:1. LAT (leaving air

17Table 3 — Electric Heater Data for Units with ECM Motor (cont)LEGEND *Cooling coil must be left-hand coil connections only.NOTES:1. LAT (leaving air

18Table 4 — Motor DataPSC Motor DataECM Motor Data LEGEND*Available in vertical configuration only.†Available in horizon

19SW2See TapBLKREDWHTFANMOTORSW1WHT/110BLK/101WHT/110BLK/102FU1USE COPPER SUPPLY WIRES.115 VL1NGNDRED BLKWHT321123LLTWHTWHTBLK/104BLK/100BLK/103BLK/10

2Protect Units from Damage — To maintain warran-ty, protect units against adverse weather, theft, vandalism, anddebris on the jobsite. Do not allow fo

20SW2SEE TAPWHTSW1REDBLK/101BLK/108BLK/102FU1208/230VL1L2GNDBLK/REDWHT123LLTWHTWHTBLK/104BLK/100BLK/103BLK/104SEE NOTE 2DISC1GRNTRAN3SEE NOTE 3BLK/106

21SW2SEE TAP SW1WHT/110BLK/101WHT/110BLK/102FU1USE COPPER SUPPLY WIRES.115 VL1NGNDREDWHTWHTWHTBLK/100BLK/103DISC1GRNTRAN3SEE NOTE 3120VACBLK/109WHT/11

22SW2SEE TAP SW1WHT/110BLK/101WHT/110BLK/102FU1USE COPPER SUPPLY WIRES.115 VL1NGNDREDWHTWHTWHTBLK/100BLK/103DISC1GRNTRAN3SEE NOTE 3120VACBLK/109WHT/11

23WHTWHTBLK/103BLK/109TRAN1BLK/109FR1BLK/REDSW2SEE TAPREDBLK/REDWHTTRAN3SEE NOTE 3SEE NOTE 4BLK/YEL208V240VSEE NOTE 4SW1BLK/101BLK/108BLK/102FU1208/23

24BLK/104LLT(SEE NOTE 2)31NOTE 2224 VACRED/502TRAN1WHT/110SW1BLK/101WHT/110BLK/102FU1USE COPPER SUPPLY WIRES115 VL1NGNDBLK/100DISC1GRNBLK/109120VACBLK

25Fig. 18 — 208/230-v ECM Motor without ControlsBLK/104LLT321NOTE 2RED/502BLK/109BLK/108LOWMEDHIGHMAX24VacSPEED BOARDBLU/EC9GRNWHTBLKORN/EC23 WIREPOWE

2624 VACGRNRED/501TRAN1BRN/504WHT/110WHTSW1BLK/101WHT/110BLK/102FU1USE COPPER SUPPLY WIRES.115 VL1NGNDBLK/100BLKDISC1GRNBLK/109120VACBLK/109WHT/111WHT

2724 VACGRNRED/501TRAN1BRN/504WHT/110WHTSW1BLK/101WHT/110BLK/102FU1USE COPPER SUPPLY WIRES.115 VL1NGNDBLK/100BLKDISC1GRNBLK/109120VACBLK/109WHT/111WHT

28RED/501901/KLB901/KLBBLK/108SW1BLK/101BLK/108BLK/102FU1208/230VL1L2GNDBLK/100DISC1GRNBLK/106 BLK/107FU2BLK/105USE COPPER SUPPLY WIRES.24VACTRAN1240

29NEUTRALEVO/ECM-ACUSignalCommonRPM24VacNEUTRAL24VacBLK/109SW1BLK/101 BLK/102FU1115 VL1NGNDBLK/100DISC1GRNUSE COPPER SUPPLY WIRES.24VAC120VACBLK/109WH

3INSTALLATIONStep 1 — Place Units in PositionPLACING VERTICAL UNITS1. Select the unit location; ensure that service clearance isprovided. Allow enough

30Step 5 — Make Duct Connections — If appli-cable, install all ductwork to and from unit in accordance withall applicable codes. Duct construction

31Table 6 — Unit Ventilator Airflow — ECM Airflow LEGEND NOTES:1. Factory default is Low Position.2. Med, High, and Max

32SERVICEPeriodic Maintenance ChecklistMonthly • Inspect air filter. Replace any filters.• Inspect drain pan and clean if necessary.Yearly • Inspect a

33• The motor must be installed per the instructions below.It is important to maintain the dimension between thefan compartment bulkhead and the coupl

34SHAFTED END FACECOUPLING INSIDE FACECOUPLING FACEMOTOR BEARING FACEMOTOR FACEINSULATION FACEMOTOR (ECM)CENTER SHROUDOPENING OVERMOTOR ELECTRICALC

35Blower Assembly Section Removal and Rein-stallation (Fig. 24)To remove blower assembly:1. Turn off power to the unit.2. Remove all front (40UV) or b

36234165FRONTBRACEPIPECHASECOIL SECTIONBLOWER SECTIONDAMPER SECTIONCOIL SECTIONFILTER DOOR RETAINERCLIPS (SEE NOTE 3)COIL BAFFLERETURN AIRTEMPERATURES

371234576SEE DETAIL ASEE DETAIL A6SEE NOTE 4BOTTOM VIEWDETAIL AFig. 25 — 40UV,UH Ventilator Inboard Bearing (40UV,UH150 Only)NOTES:1. Not all componen

38Coil Assembly Removal and Reinstallation(Fig. 26)To remove coil assembly:1. Turn off power to the unit.2. Remove all front (40UV) or bottom (40UH) p

3912BLOWER SECTIONDAMPER SECTIONCOIL SECTIONFILTER DOORRETAINER CLIPS(SEE NOTE 3)DAMPER SECTIONCOIL SECTIONMOTORELECTRICALBOXMOTORMOTOR & COUPLING

4Fig. 2 — 40UV Dimensions — 165/8-in. Deep Units(Standard)NOTES:1. All dimensions are in inches.2. Dimension does not include end panels.3. Three fron

40Ball Bearing Replacement (40UV,UH150;40UH200 Units Only) — Refer to Fig. 27 for 40UH200units only, Fig. 28 for 40UV150 and 40UH150 units with PSCmot

41(SEE NOTE 5)(SEE NOTE 4)UNITBOTTOMLEFT SIDEVIEW(SEE NOTE 5) 234567891011121314 1Fig. 27 — 40UH200 Ventilator Blower Drive Train AssemblyNOTES:1. Not

42 2 3 456 1 11 12 10 9SEE NOTE 2 87 (SEE NOTE 4) (SEE NOTE 3)UNIT FRONT (40UV)UNIT BOTTOM (40UH)LEFT SIDE VIEWFig. 28 — 40UV,UH Ventilator Blower Dri

43UNIT FRONT (40UV)UNIT BOTTOM (40UH) (SEE NOTE 4)54326711213111098LEFT SIDEVIEW SEE NOTE 2Fig. 29 — 40UV,UH Ventilator Blower Drive Train Assembly —4

440.500 0.063.125 .032FAN SHAFTCOUPLINGMOTOR SHAFTFACE OF MOTORFLUSH WITH FACEOF INSULATIONMOTOR (PSC)BLOWER SECTIONFRONT VIEWSHAFTED END FACECOUPL

45Sleeve Bearing Replacement (40UV050-125,40UH075-125 and 40UH200 Units Only)(Fig. 31) — Refer to Fig. 27 for 40UH200 units only,Fig. 28 for 40UV050-1

4632187654DISCHARGE AIRTEMPERATURESENSOR (OPTIONAL)OPENINGMOTOR ANDCOUPLINGSETSCREWACCESSRETURN AIRTEMPERATURESENSOR (OPTIONAL)OPENINGMANUAL RESETHIGH

47Blower Wheel Removal and Reinstallation(Fig. 31) — Refer to Fig. 27 for 40UH200 units only,Fig. 28 for 40UV050-150 and 40UH075-125 units with PSCmot

48Damper Section Removal and Reinstallation(Fig. 32)To remove damper section:1. Turn off all power to unit.2. Use 5/32 in. hex (Allen) tool or 3/8 in.

49RETURN AIRTEMPERATURESENSOROPENINGFRONTCOILBAFFLEDISCHARGE AIRTEMPERATURE SENSOROPENINGMOTOR & COUPLINGSETSCREW ACCESSMOTOR MOTORELECTRICALBOX C

5Fig. 3 — 40UV Dimensions — 217/8-in. Deep Units(With Piping Chase)UNIT40UVAIRFLOW(cfm)DIMENSIONS (in.) APPROXIMATESHIPPINGWEIGHT (lb)APPROXIMATEINSTA

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.Cata

6Fig. 4 — 40UH Dimensions — 34-in. Deep Units (Digit Code #11 — Option A, B, or C)NOTES:1. All dimensions are in inches.2. Dimension does not include

7Fig. 5 — 40UH Dimensions — 39 1/2 in. and 43 1/2 in. Deep Unit with Front Discharge Plenum(Digit Code #11 — Option D or E)16.63W3 (OPENING)W5(OPENING

8Fig. 6 — 40UH Dimensions — 43 1/2 in. and 47 1/2 in. Deep Unit with Down Discharge Plenum(Digit Code #11 — Option F)W4(TYP)W8(TYP)2.10(TYP)W7(TYP)W20

9Step 2 — Make Piping Connections — Access topiping is available through the access panels at the front, top, orend of the vertical unit (horizontal a