Carrier 40UV Installation Manual

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

10Table 2 — Electric Heater Data for Units with PSC Motor (cont)LEGEND NOTES:1. LAT (Leaving Air Temperature)(F) is measured at nominal cfm.2. Water a

11Table 2 — Electric Heater Data for Units with PSC Motor (cont)LEGEND NOTES:1. LAT (Leaving Air Temperature)(F) is measured at nominal cfm.2. Water a

12Table 2 — Electric Heater Data for Units with PSC Motor (cont)LEGEND*Left hand coil connections only.NOTES:1. LAT (Leaving Air Temperature)(F) is me

13Table 2 — Electric Heater Data for Units with PSC Motor (cont)LEGEND*Left hand coil connections only.NOTES:1. LAT (Leaving Air Temperature)(F) is me

14Table 3 — Electric Heater Data for Units with ECMLEGEND NOTES:1. LAT (Leaving Air Temperature)(F) is measured at nominal cfm.2. Water and DX coil us

15Table 3 — Electric Heater Data for Units with ECM (cont)LEGEND NOTES:1. LAT (Leaving Air Temperature)(F) is measured at nominal cfm.2. Water and DX

16Table 3 — Electric Heater Data for Units with ECM (cont)LEGEND NOTES:1. LAT (Leaving Air Temperature)(F) is measured at nominal cfm.2. Water and DX

17Table 3 — Electric Heater Data for Units with ECM (cont)LEGEND*Left hand coil connections only.NOTES:1. LAT (Leaving Air Temperature)(F) is measured

18Table 3 — Electric Heater Data for Units with ECM (cont)LEGEND*Left hand coil connections only.NOTES:1. LAT (Leaving Air Temperature)(F) is measured

19Table 3 — Electric Heater Data for Units with ECM (cont)LEGEND*Left hand coil connections only.NOTES:1. LAT (Leaving Air Temperature)(F) is measured

2Identify and Prepare Units1. Be sure power requirements match available powersource. Refer to the unit nameplate and wiring diagram.2. Remove front (

20Table 4 — Motor DataLEGEND*Available in vertical configuration only.†Available in horizontal configuration only.PSC MOTORSUNIT 40UV,UH SIZE MOTOR Hp

21CAV 421NART405/NRB011/THW1WS101/KLB011/THW201/KLB1UFSERIW YLPPUS REPPOC ESUV 5111LNDNG001/KLBKLB1CSIDNRG901/KLBCAV021901/KLB111/THW111/THWWOLDEMHGIH

22SW2-COMSW2-AUTOSW2-CONTECMECM1234567893123CBC21RelativeHumiditySensorAIRQUALITYSENSORSENSETNONCNONCNONCT36T35T33T32T31T30T29T28T26 24 VdcK3Optional

23Make Duct Connections — If applicable, install allductwork to and from unit in accordance with all applicablecodes. Duct construction must allow uni

24Table 6 — Unit Ventilator Airflow — ECM AirflowLEGENDNOTES:1. Factory default is Low Position.2. Med, High, and Max positions are field settings.Mak

25Table 7 — Standard Control OfferingsAll control offerings provide the following features:1. A 3-speed automatic fan control that minimizes fan noise

26ROOM-AIR TEMPERATURESENSOR MIXED AIR TEMPERATURE SENSOR(UNIT FILTER REMOVED) ONOFFSERVICESWITCHFAN SPEEDSWITCHCONTROLMODULERELATIVEHUMIDITYSENSOROPT

27Table 10 — Control Board Terminal DesignationsLEGENDUnit Ventilator Comfort Control Module Instal-lation and Field Wiring —The module is factory-ins

28LEGENDADJ — AdjustAQ — Air QualityCCN — Carrier Comfort Network® ControlsCOM — CommonENT — Enthalpy SensorGND — GroundMAT — Mixed-Air Temperature Se

29SensorsROOM-AIR TEMPERATURE (RAT) SENSOR — The RATsensor is factory-installed and factory-wired to the control. Itmeasures the temperature of the ai

32.952.0012.10 (TYP)W1(SEE NOTE 2)1.00(UNIT SHOWNWITH 1.00" ENDPANELS)MOTORELECTRICALBOXRECESSED RETURNAIR/KICK PANELFRONT VIEWNON-FUSEDDISCONNEC

30OUTDOOR-AIR TEMPERATURE (OAT) SENSOR — TheOAT sensor is factory-installed and factory-wired to the con-trol. The OAT sensor monitors the temperature

31The LLR is designed to trip if any 1-ft section of the capital-ly tube senses cold air below the LLR set point. The tempera-ture must exceed 33 F fo

32WIRING THE SPACE TEMPERATURE SENSOR ANDSET POINT ADJUSTMENT — To wire the sensor andslidebar, perform the following (see Fig. 18):1. Identify which

33Fig. 18 — Space Temperature Sensor WiringOVERRIDEPUSHBUTTONCCNSERVICECONNECTORSET POINTADJUSTMENT654321CCNCABLESENSORCABLEWIRE ACCESSHOLESENSOR PCBO

34Thermostat Power Supply— The thermostat power supply,included in the accessory package, provides the requiredDC voltage to operate the thermostat. T

35Air Quality Sensor Wiring— To wire the sensor after it hasbeen mounted in the conditioned space, see Fig. 22 and theinstallation instructions shippe

36RELATIVE HUMIDITY SENSOR (Field-Installed Acces-sory) — The relative humidity (RH) sensor is used to measurethe relative humidity of the air within

37J1POWERJ4SERVICE CONNECTORJ3CCN321321T26T28T30T2924VdcCOOLINGOUTPUTT31T32HEATINGOUTPUTT33T34MIXED AIRDAMPEROUTPUTT37T38T39COOLINGENABLENONC COM NONC

38CHANGEOVER SWITCH (Factory-Installed Option) —The changeover switch is used with 2-pipe changeover units todetermine if the temperature of the water

39Relays — The fan relays are an integral component of thecontrol board. The fan motor speed control uses three SPDTrelays. The control relays are sho

427.3030.0019.372.4013.757.021.74PIPINGTUNNEL2.003.0012.00 (TYP)1.00(UNIT SHOWNWITH 1.00" ENDPANELS)W1(SEE NOTE 2)MOTORELECTRICALBOXRECESSED RETU

40245163FIELD-SUPPLIEDDAMPER HRV ORERVSEPARATE ISOLATEDPOWER SOURCE(24, 120, OR 240 VAC.)(RED)(BLK)2T34J1CONTROL BOARDTERMINAL(HN61KK324 RELAY SHOWN)L

41Direct Expansion (DX) Cooling — The Unit Venti-lator Comfort Control module is designed to provide up to2 stages of capacity control for direct expa

42Electric Heat — Two control relays are factory-supplied,factory-installed and factory-wired to provide staging controlfor electric heater applicatio

43ValvesWATER VALVES — Water valve assemblies are shippedwith the unit for field installation. All factory-supplied valvesare fully modulating and cap

44The valve type is identified by the first digit of the two-digitcontrol code number. In Table 18, the water valve type isshown for each unit dependi

45Table 19 — Valve and Coil Pressure Drops vs FlowLEGENDCv — Coefficient of Volume*Hot water only.Table20—2-WayWaterValveSpecificationsand RatingsLEGE

46SET-UP, CONFIGURATION, ANDOPERATIONThe Unit Ventilator Comfort Control module (P/N 110500)is designed to be installed using the CCN Network ServiceT

47Table 23 — CCN Device ConfigurationNOTE: The device name, description, and location fields can be modified by theBuilding Supervisor or ComfortWORKS

48Table 25 — Alarm Service Configuration*0 = Disable1 = Enable.†255 disables realarming.NOTE: Alarm retry time (in the event an alarm is not acknowled

49Table 27 — CCN Configuration*0 = Disable or No 1 = Enable or Yes†Value below 65 (i.e., min value/default) disables global occupancy from CCN.Table 2

52.00W1(SEE NOTE 2)1.00(UNIT SHOWNWITH 1.00" ENDPANELS)MOTORELECTRICALBOXRETURN AIRLOUVERED PA NEL(OPTIONAL)BOTTOM VIEWNON-FUSEDDISCONNECTSWITCHB

50START-UPStart-up procedures vary depending on time of year (sum-mer or winter) and building characteristics (new building/oldbuilding, occupied/unoc

51SHAFTED END FACECOUPLING INSIDE FACECOUPLING FACEMOTOR BEARING FACEMOTOR FACEINSULATION FACEMOTOR (ECM)CENTER SHROUDOPENING OVERMOTOR ELECTRICALC

52To remove and re-install the motors, proceed as follows;refer to Fig. 36:1. Remove the wire plugs from the motor.2. Remove the 2 screws holding the

53To reinstall blower assembly to frame of unit:1. Reinstall blower section into frame assembly.2. Tighten the four5/16in. nuts retaining blower secti

54234165FRONTBRACEPIPECHASECOIL SECTIONBLOWER SECTIONDAMPER SECTIONCOIL SECTIONFILTER DOOR RETAINERCLIPS (SEE NOTE 3)COIL BAFFLERETURN AIRTEMPERATURES

551234576SEE DETAIL ASEE DETAIL A6SEE NOTE 4BOTTOM VIEWDETAIL AFig. 38 — 40UV,UH Ventilator Inboard Bearing (40UV,UH150 Only)NOTES:1. Not all componen

5612BLOWER SECTIONDAMPER SECTIONCOIL SECTIONFILTER DOORRETAINER CLIPS(SEE NOTE 3)DAMPER SECTIONCOIL SECTIONMOTORELECTRICALBOXMOTORMOTOR & COUPLING

57Ball Bearing Replacement (40UV,UH150;40UH200 Units Only) —Refer to Fig. 40 for 40UH200units only, Fig. 41 for 40UV150 and 40UH150 units with PSCmoto

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

59 2 3 456 1 11 12 10 9 SEE NOTE 2 87 (SEE NOTE 4) (SEE NOTE 3)UNIT FRONT (40UV)UNIT BOTTOM (40UH)Fig. 41 — 40UV,UH Ventilator Blower Drive Train Asse

6NOTES:1. All dimensions are in inches.2. Dimension does not include end panels.3. Two bottom panels provided for serviceaccess.4. Motor and electrica

60UNIT FRONT (40UV)UNIT BOTTOM (40UH) (SEE NOTE 4)54326711213111098LEFT SIDEVIEW SEE NOTE 2Fig. 42 — 40UV,UH Ventilator Blower Drive Train Assembly —4

610.500 0.063.125 .032FAN SHAFTCOUPLINGMOTOR SHAFTFACE OF MOTORFLUSH WITH FACEOF INSULATIONMOTOR (PSC)BLOWER SECTIONFRONT VIEWSHAFTED END FACECOUPL

62Blower Wheel Removal and Reinstallation(Fig. 44) —Refer to Fig. 40 for 40UH200 units only,Fig. 41 for 40UV050-150 and 40UH075-125 units with PSCmoto

63Sleeve Bearing Replacement (40UV050-125,40UH075-125 and 40UH200 Units Only)(Fig. 44) —Refer to Fig. 40 for 40UH200 units only,Fig. 41 for 40UV050-15

6432187654DISCHARGE AIRTEMPERATURESENSOR (OPTIONAL)OPENINGMOTOR ANDCOUPLINGSETSCREWACCESSRETURN AIRTEMPERATURESENSOR (OPTIONAL)OPENINGMANUAL RESETHIGH

65Damper Section Removal and Reinstallation(Fig. 45)To remove damper section:1. Turn off all power to unit.2. Use5/32in. hex (Allen) tool or3/8in. nut

66RETURN AIRTEMPERATURESENSOROPENINGFRONTCOILBAFFLEDISCHARGE AIRTEMPERATURE SENSOROPENINGMOTOR & COUPLINGSETSCREW ACCESSMOTOR MOTORELECTRICALBOX C

67TESTINGThe Unit Ventilator Comfort Control module is designed foreasy checkout and commissioning using the Carrier ComfortNetwork® (CCN) Service Too

68sticking or binding. After the damper reaches the full coil faceposition, select the HEATING 2 output and force it to ON. Theforce placed earlier on

69Point to 90 F. Select the Points Display screen and verify theHeating 1 output reads ON. If two stages are used, verify thesecond stage is set to ON

7W4(TYP)17.50(TYP)2.50(TYP)4.75(TYP)W21.254.506.75 (TYP)1.00 (TYP)8.00(TYP-SEENOTE 2)3.67(TYP).75(MOUNTING HOLES-TYP-4 PLACES)TOP OUTSIDE AIROPENING (

70Table 30 — Unit Diagnostics And TroubleshootingPROBLEM POSSIBLE CAUSE CORRECTIVE ACTIONUnit Does Not Operate Power to control is OFF Check local dis

71Table 30 — Unit Diagnostics and Troubleshooting (cont)LEGENDPROBLEM POSSIBLE CAUSE CORRECTIVE ACTIONIndoor Air Quality (IAQ)Features MalfunctioningI

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

8Make Piping Connections — Access to piping isavailable through the access panels at the front, top, or end ofthe vertical unit (horizontal access fro

9Table 2 — Electric Heater Data for Units with PSC MotorLEGEND NOTES:1. LAT (Leaving Air Temperature)(F) is measured at nominal cfm.2. Water and DX co