Trane UNT-SVX07A-EN User Manual

UNT-SVX07A-ENInstallation, Operation,and MaintenanceUniTrane Fan-Coil & Force FloAir Conditioners200 to 1,200 cfmModels FC & FF“ZO” and later

10 UNT-SVX07A-ENInstallationdimensions& weightsVertical Concealed Unit Dimensions & weights, in-lbs.UnitSize 02-03 04 06 08 10-12A 2’-8

UNT-SVX07A-EN 11Installationdimensions& weightsVertical Cabinet Unit Dimensions, in-lbs.unitsize 02-03 04 06 08 10-12A 2’-9 5/16” 3’-2 5/16”

12 UNT-SVX07A-ENInstallationdimensions& weightsHorizontal Concealed Unit Dimensions, in-lbs.unitsize 02-03 04 06 08 10-12A 2’-8 11/16” 3’-1

UNT-SVX07A-EN 13Installationdimensions& weightsHorizontal Cabinet Unit Dimensions, in-lbs.unitsize 02-03 04 06 08 10-12A 2’-9 5/16” 3’-2 5/1

14 UNT-SVX07A-ENInstallationdimensions& weightsHorizontal Recessed Unit Dimensions, in-lbs.unitsize 02-03 04 06 08 10-12A 2’-11 13/16” 3’-4

UNT-SVX07A-EN 15Installationdimensions& weightsVertical wall hung cabinet unit dimensions & weights, in-lbs.unitsize 02-03 04 06 08 10-1

16 UNT-SVX07A-ENInstallationdimensions& weightsVertical Recessed Unit Dimensions, in-lbs.unitsize 02-03 04 06 08 10-12A 2’-8 11/16” 3’-1 11/

UNT-SVX07A-EN 17Installationdimensions& weightsVertical Slope Top, Model JVertical Slope Top Unit Dimensions, in-lbs.unitsize 02-03 04 06 08

18 UNT-SVX07A-ENInstallationdimensions& weights Low Vertical Concealed Unit Dimensions, in-lbs.unit size 03 04 06A 3’-5 7/16” 4’-2 15/16” 4’-1

UNT-SVX07A-EN 19Installationdimensions& weightsLow Vertical Cabinet Unit Dimensions, in-lbs.unitsize 03 04 06A 3’-10 15/16” 4’-8 7/16” 5’-4 15/1

© 2005 American Standard Inc. UNT-SVX07A-ENAbout This ManualLiterature Change HistoryUse this manual for UniTrane fan-coilsand Force Flo cabinet heat

20 UNT-SVX07A-ENInstallationdimensions& weightsInverted Vertical Cabinet, Model M Inverted vertical c

UNT-SVX07A-EN 21Installationdimensions& weightsInverted Vertical Recessed, Model NInverted vertical recessed unit dimensions & weights, in-lb

22 UNT-SVX07A-ENFan-CoilCoil ConnectionsVertical UnitsFan-CoilCoil ConnectionsHorizontal UnitsInstallationdimensions& weights

UNT-SVX07A-EN 23Installationdimensions& weightsForce FloCoil Connections,Vertical UnitsForce FloCoil Connections,Horizontal UnitsHR - Hot Water Re

24 UNT-SVX07A-ENInstallationdimensions& weightsFresh Air Opening LocationsHorizontal Units Models C, D, and EFresh Air Opening Dimensions, Horizon

UNT-SVX07A-EN 25Installationdimensions& weightsFresh Air Opening LocationsVertical Units Models A, B, F, & JFresh Air Opening Dimensions, Vert

26 UNT-SVX07A-ENInstallationdimensions& weightsWall Box DimensionsUnit Size Dimensions InternalRef. Only A x B Supports02 - 03 24 3/8 x 4 3/4104

UNT-SVX07A-EN 27Installationdimensions& weightsProjection Panel, All Unit SizesC2”2 1/2”3” 3 1/2”4” 4 1/2”5” 5 1/2”6”D1 1/8“1 5/8“2 1/8“2 5/8“3 1

28 UNT-SVX07A-ENInstallationpre-installationconsiderations WARNING Hazardous Voltage w/Capacitors!Disconnect all electric power, includingremote disc

UNT-SVX07A-EN 29pre-installationconsiderationsInstallationService AccessService access is available from the fronton vertical units and from the botto

UNT-SVX07A-EN 3contentsCross reference to related publications/information for UniTrane™ fan-coil & ForceFlo™ equipment:• Rover™ Installation, Ope

30 UNT-SVX07A-ENmechanicalrequirementsInstallationDuct ConnectionsInstall all air ducts according to NationalFire Protection Association standards for

UNT-SVX07A-EN 31Water Piping Connections to Factory-Installed Piping PackageBefore installing water piping supply andreturn lines to factory piping pa

32 UNT-SVX07A-ENmechanicalrequirementsInstallationExternal Insulating RequirementsInsulate and vapor seal surfaces colderthan surrounding air dew-poin

UNT-SVX07A-EN 33mechanicalrequirementsInstallationBalancing The Manual Circuit SetterValveThe manual circuit setter valve is anoptional end valve supp

34 UNT-SVX07A-ENmechanicalrequirementsInstallationNote: Instructions for using this chart are on the previous page. For the manualcircuit setter provi

UNT-SVX07A-EN 35mechanicalrequirementsInstallationSteam PipingCAUTIONCoil Damage!In all steam coil installations, thecondensate return connections mus

36 UNT-SVX07A-ENelectricalrequirementsInstallationUnit Wiring DiagramsSpecific unit wiring diagrams areprovided inside each unit and can beeasily remo

UNT-SVX07A-EN 37electricalrequirementsInstallationTable I-ER-4. Free discharge motors on units with two-row, electric, or steam coilsunit 115 volt 208

38 UNT-SVX07A-ENelectricalrequirementsInstallationTable I-ER-8. Fan-coil electric heat kWUnit Size Unit Voltage kW kW kW kW kW kW kW kW kW kW kW02 115

UNT-SVX07A-EN 39Table I-ER-11. Force Flo single stage, low kW electric heatunit size voltage # wires kW amps/ph kW amps/ph kW amps/ph02 208/60/1 2 0.7

4 UNT-SVX07A-ENFigure I-GI-1. UniTrane fan-coil unit components. Vertical cabinet model is shown.GeneralUniTrane fan-coil and Force Flo units areinten

40 UNT-SVX07A-ENInstallationelectricalrequirementsTable I-ER-12. Force Flo 2-stage electric heatunit 1st stage total totalsize volts hz phase wires kW

UNT-SVX07A-EN 41installationprocedureInstallationInstalling the UnitFollow the procedures below to install theunit properly. Reference the “Dimensions

42 UNT-SVX07A-ENinstallationprocedureInstallationNote: The trim ring assembly cannotaccomodate unlevel ceilings.Figure I-IP-1. Installing the trim rin

UNT-SVX07A-EN 43InstallationFigure I-IP-4. Zone sensor withsetpoint knob, on/cancel, & commjack.Figure I-IP-3. Zone sensor with on/canceland comm

44 UNT-SVX07A-ENinstallationprocedureInstallationInstalling Wall MountedControlsReference the wall-mounted zone sensordimensions in Figure I-IP-6. Pos

UNT-SVX07A-EN 45installationprocedureInstallation ChecklistThe following checklist is only anabbreviated guide to the detailedinstallation procedures

46 UNT-SVX07A-ENpre-startuprequirementsInstallationDevice AddressingLonTalk devices are given a uniqueaddress by the manufacturer. Thisaddress is call

UNT-SVX07A-EN 47Pre-Startup ChecklistComplete this checklist after installingthe unit to verify all recommendedinstallation procedures are completebef

48 UNT-SVX07A-ENTracer™ ZN510 & ZN520 UnitStartupRefer to the Trane publication, CNT-IOP-1Installation, Operation and ProgrammingGuide for Tracer

UNT-SVX07A-EN 49OperationgeneralinformationFigure O-GI-3. Tracer ZN010 boardFigure O-GI-2. Fan speed switchGeneral InformationRelay BoardThe relay boa

UNT-SVX07A-EN 5Installationgeneralinformation FC B B 020 1 C P0 A 0 G 1 0 A A 2 M 000 0 0 1 0 0 0 A A

50 UNT-SVX07A-ENFan Mode Switch OperationOffFan is turned off, two-position damperoption spring-returns closed.Hi, Med, LoFan runs continuously at the

UNT-SVX07A-EN 51Operationsequence ofoperationSequence of OperationTracer ZN010 and ZN510Note: this section applies only to unitswith a Tracer ZN010 or

52 UNT-SVX07A-ENOperationsequence ofoperationAnalog InputsBoth Tracer ZN010 and ZN510 accept amaximum of five analog inputs.Reference Table O-SO-4.Zo

UNT-SVX07A-EN 53Operationsequence ofoperationTracer ZN520 Sequence ofOperationThe Tracer ZN520 operates the fan in thefollowing modes:1) occupied2) un

54 UNT-SVX07A-ENOperationsequence ofoperationCooling OperationThe heating and cooling setpoint highand low limits are always applied to theoccupied an

UNT-SVX07A-EN 55Operationsequence ofoperationFan Mode OperationFor multiple fan speed applications, theTracer ZN520 controller offers additionalfan co

56 UNT-SVX07A-ENOperationsequence ofoperationFan Start on High SpeedOn a transition from off to any other fanspeed, the Tracer ZN520 controllerautomat

UNT-SVX07A-EN 57Operationsequence ofoperationNote: If the unit is in the unoccupiedmode, the dehumidification routine willnot operate.Data SharingBeca

58 UNT-SVX07A-ENOperationsequence ofoperationTable O-SO-14. Analog inputsdescription terminals function rangezone TB3-1 space temperature input 5° to

UNT-SVX07A-EN 59Operationsequence ofoperationZone SensorThe Tracer ZN520 controller accepts thefollowing zone sensor module inputs:• Space temperature

6 UNT-SVX07A-ENJ = 2-way, modulating, 0.7 Cv (50 psig)*K = 3-way, modulating, 0.7 Cv (50 psig)* L = 2-way, modulating, 1.1 Cv (60 psig)*M= 3-way, modu

60 UNT-SVX07A-ENMaintenance diagnosticsTable M-D-1. Tracer ZN520 DiagnosticsDiagnostic Fan Other Outputs (Note 1)Condensate overflow Off Valves Closed

UNT-SVX07A-EN 61Maintenance diagnosticsTable M-D-2. Tracer ZN510 controller diagnosticsdiagnostic latching? fan valves elec heat damperauxiliary no en

62 UNT-SVX07A-ENMaintenancediagnosticsTable M-D-3. Fan outputs do not energizeProbable Cause ExplanationRandom start After power-up, the controller al

UNT-SVX07A-EN 63MaintenancediagnosticsTable M-D-6. Electric Heat Not OperatingProbable Cause ExplanationNormal operation The controller cycles electri

64 UNT-SVX07A-ENFigure M-T-1. Resistance temperature curve for the zone sensor, entering water temperaturesensor, and discharge air sensor. Thermisito

UNT-SVX07A-EN 65MaintenancetroubleshootingTroubleshooting Tracer ZN010, ZN510 & ZN520Figure M-T-1. The Tracer ZN010 boardRed SERVICE LEDGreen STA

66 UNT-SVX07A-ENMaintenancetroubleshootingManual Output Test ProcedureFollow the procedure below to test theTracer ZN010, ZN510, and ZN520controllers.

UNT-SVX07A-EN 67MaintenancemaintenanceproceduresMaintenance ProceduresPerform the following maintenanceprocedures to ensure proper unitoperation. WARN

68 UNT-SVX07A-ENMaintenancemaintenanceproceduresCoil MaintenanceKeep coils clean to maintain maximumperformance. For operation at its highestefficienc

UNT-SVX07A-EN 69MaintenancemaintenanceproceduresFan Board Assembly RemovalFollow the procedure below whenreplacing the coil or making repairs to thefa

UNT-SVX07A-EN 7InstallationgeneralinformationTable I-GI-1. Fan-coil component dataunit size 02 03 04 06 08 10 12Coil DataFace Area — Ft2 (cm2) 0.8 (74

70 UNT-SVX07A-ENMaintenancePeriodic MaintenanceChecklistsMonthly ChecklistThe following check list provides therecommended maintenance schedule tokeep

UNT-SVX07A-EN 71typical wiringdiagramMaintenanceCSTI Fan Speed Switch

72 UNT-SVX07A-ENtypical wiringdiagramMaintenanceCSTI Non Fan Speed Switch

UNT-SVX07A-EN 73typical wiringdiagramMaintenanceLine voltage fan speed switch

74 UNT-SVX07A-ENtypical wiringdiagramMaintenanceTracer ZN010 with electric heat

UNT-SVX07A-EN 75typical wiringdiagramMaintenanceTracer ZN510 with main and auxilliary valves

76 UNT-SVX07A-ENtypical wiringdiagramMaintenanceZN520 with 2-stage electric heat

8 UNT-SVX07A-ENInstallationgeneralinformationAvailable Modelsmodel A vertical concealedmodel B vertical cabinetmodel C horizontal concealedmodel D hor

a business of American Standard Inc.www.trane.comFor more information contactyour local office or e-mail us [email protected] Order Number

UNT-SVX07A-EN 9InstallationgeneralinformationFactory-Installed Piping PackagesNote: This figure shows piping package components and basic arrangement.