Manuals / Trane / Household Appliance / Air Conditioner

Trane UniTrane Fan-Coil & Force Flo Air Conditioners, UNT-SVX07A-EN Line voltage fan speed switch

Models: UniTrane Fan-Coil & Force Flo Air Conditioners UNT-SVX07A-EN

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Page 73

Image 73

typical wiring

Maintenance diagram

Line voltage fan speed switch

UNT-SVX07A-EN

Page 73

Image 73

Trane UniTrane Fan-Coil & Force Flo Air Conditioners Line voltage fan speed switch, typical wiring, Maintenance diagram

Contents

Installation, Operation, and Maintenance Models FC & FF “ZO” and later design sequenceUniTrane Fan-Coil & Force Flo Air Conditioners 200 to 1,200 cfmWarnings and Cautions general informationAbout This Manual Literature Change History Common HVAC AcronymsInstallation ……………………………………………………………2 contentsMaintenance…………………………………………………………60 Operation ……………………………………………………………49general information GeneralModel Number general Installation informationModel Number Description Digit 9 - piping system/placementgeneral Installation informationDigit 28 - auxiliary control valve 0 = none Digit 29 - piping packages 0 = nonegeneral Installation informationTable I-GI-1. Fan-coil component data Table I-GI-2. Low vertical fan-coil component dataInstallation information Available Modelsgeneral model A vertical concealed model D horizontal cabinetInstallation information Factory-Installed Piping Packagesgeneral Installation dimensionsweights Vertical Concealed, Model Adimensions Vertical Cabinet, Model BInstallation weightsdimensions Horizontal Concealed, Model CInstallation weightsdimensions Horizontal Cabinet, Model DInstallation weightsInstallation Horizontal Recessed, Model Edimensions weightsInstallation Vertical Wall Hung Cabinet, Model Fdimensions weightsInstallation Vertical Recessed, Model Hdimensions weightsInstallation Vertical Slope Top, Model Jdimensions weightsInstallation Low Vertical Concealed, Model Kdimensions weightsInstallation Low Vertical Cabinet, Model Ldimensions weightsInstallation Inverted Vertical Cabinet, Model Mdimensions weightsInstallation Inverted Vertical Recessed, Model Ndimensions weightsHorizontal Units Fan-Coil Coil Connections Vertical Units Fan-Coil Coil ConnectionsInstallation dimensionsForce Flo Force Flo Coil Connections Vertical UnitsCoil Connections Inverted UnitsInstallation Fresh Air Opening Locations Horizontal Units Models C, D, and Edimensions weightsInstallation Fresh Air Opening Locations Vertical Units Models A, B, F, & Jdimensions weightsInstallation Wall Boxdimensions weightsInstallation Projection Paneldimensions weightsInstallation Preparation pre-installation Installation considerationsReceiving and Handling Jobsite StoragePre-Installation Checklist Service Accesspre-installation Installation considerations mechanical Installation requirementsDuct Connections Piping ConsiderationsWater Piping Connections to Factory- Installed Piping Package Installation requirementsmechanical Condensate Drainmechanical Installation requirementsVenting the Hydronic Coil mechanical Installation requirementsBalancing The Manual Circuit Setter Valve mechanical Installation requirementsInstallation requirements Steam Pipingmechanical Coil DamageSupply Power Wiring Unit Wiring DiagramsWall Mounted Control Interconnection Wiring electricalelectrical Installation requirementsTable I-ER-2. Low vertical free discharge motors, 115 volt Table I-ER-3. Decimal to fractional HP kW conversionelectrical Installation requirementsHeater amps = heater kW x 1000/heater voltage electrical Installation requirementsTable I-ER-10. Force Flo single-stage, max kW electric heat Table I-ER-11. Force Flo single stage, low kW electric heatelectrical Installation requirementsTable I-ER-12. Force Flo 2-stage electric heat Installation procedure installationInstalling the Unit Electrical WiringInstallation procedure installationNote The trim ring assembly cannot accomodate unlevel ceilings Unit Levelinginstallation Wall-Mounted Control OptionsInstallation procedure Figure I-IP-4. Zone sensor with setpoint knob, on/cancel, & comm jackinstallation Installing Wall Mounted ControlsInstallation procedure Wiring Instructionsinstallation Installation ChecklistInstallation procedure Unit LevelingRecommended Communication Wiring Practices Communication Wiringpre-startup Device AddressingInstallation requirements Pre-Startup Checklistpre-startup WARNING HazardousTracer ZN510 & ZN520 Unit Startup Installation startupGeneral Information general Operation informationManual Fan Mode Switch Relay Boardsequence of Fan Mode Switch OperationOperation operation Tracer ZN010 & ZN510 OperationBinary Outputs Binary InputsPower-Up Sequence Entering Water Temperature Sampling Functionsequence of Fan Mode SwitchOperation operation Analog Inputssequence of Tracer ZN520 Sequence of OperationOperation operation OccupiedHeating Operation Cooling Operationsequence of Operation operationFan Off Delay Fan Mode Operationsequence of Operation operationsequence of Entering Water Temperature Sampling FunctionOperation operation Fan Start on High SpeedOperation operation sequence ofData Sharing Binary OutputsOperation operation sequence ofTable O-SO-14. Analog inputs Table O-SO-15. Analog inputsFan Switch External Setpoint AdjustmentOn/Cancel Buttons sequence ofDiagnostics Maintenance diagnosticsTable M-D-1. Tracer ZN520 Diagnostics Translating Multiple Diagnostics Maintenance diagnosticsResetting Diagnostics Diagnostic ResetTable M-D-3. Fan outputs do not energize Maintenance diagnosticsTable M-D-4. Valves Stay Closed Table M-D-5. Valves Stay OpenTable M-D-6. Electric Heat Not Operating Maintenance diagnosticsTable M-D-7. Fresh Air Damper Stays Open Table M-D-8. Fresh Air Damper Stays ClosedTroubleshooting the Relay Board Maintenance troubleshootingSwitch SW1 Controller Type Switch SW2 Electric HeatMaintenance troubleshooting Troubleshooting Tracer ZN010, ZN510 & ZN520Red SERVICE LED Red SERVICE LEDVerify output wiring and operation without using Rover, service tool Maintenance troubleshootingTable M-T-1. Test sequence for 1-heat/1-cool configurations Force the water valve to open and balance the hydronic systemMaintenance procedures maintenanceMaintenance Procedures Main Drain PanMaintenance procedures maintenanceCoil Maintenance Steam and Hydronic Coil Cleaning ProcedureMaintenance procedures maintenanceControl Device Replacement Vertical Unitsmaintenance Periodic Maintenance ChecklistsMaintenance procedures Monthly ChecklistMaintenance diagram typical wiringCSTI Fan Speed Switch typical wiring CSTI Non Fan Speed SwitchMaintenance diagram typical wiring Line voltage fan speed switchMaintenance diagram typical wiring Tracer ZN010 with electric heatMaintenance diagram typical wiring Tracer ZN510 with main and auxilliary valvesMaintenance diagram typical wiring ZN520 with 2-stage electric heatMaintenance diagram Page Page