Trane UniTrane Fan-Coil & Force Flo Air Conditioners, UNT-SVX07A-EN manual Contents

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contents

Cross reference to related publications/information for UniTrane™ fan-coil & Force Flo™ equipment:

•Rover™ Installation, Operation and Programming Guide, EMTX-SVX01D-EN

•Tracer™ ZN510 Unit Controller, CNT-IOP-1

•Tracer™ ZN520 Unit Controller, CNT-SVX04A-EN

•UniTrane™ Fan-Coil Catalog, UNT-PRC001-EN

•Force Flo™ Cabinet Heater Catalog, CAB-PRC001-EN

Installation ……………………………………………………………2

general information ……………………………………………2

dimensions & weights ……………………………………… 10

pre-installation considerations ………………………………28

mechanical requirements ……………………………………30

electrical requirements ………………………………………36

installation procedure ………………………………………41

pre-startup requirements ……………………………………46

Operation ……………………………………………………………49

general information …………………………………………49

sequence of operation ………………………………………50

Maintenance…………………………………………………………60

diagnostics ……………………………………………………60

troubleshooting ………………………………………………64

maintenance procedures ……………………………………67

typical wiring diagrams ………………………………………71

UNT-SVX07A-EN

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Contents Models FC & FF ZO and later design sequence Installation, Operation, and MaintenanceCommon Hvac Acronyms General informationContents Model Number GeneralModel Number Description GeneralDigit 31 control option Digit 28 auxiliary control valve 0 = noneDigit 29 piping packages 0 = none Digit 30 control type 0 = noneTable I-GI-2. Low vertical fan-coil component data Table I-GI-1. Fan-coil component dataModel M inverted vertical cabinet Available ModelsModel E horizontal recessed Model K low vertical cabinetFactory-Installed Piping Packages Vertical Concealed, Model a DimensionsInstallation Weights Vertical Concealed Unit Dimensions & weights, in-lbsVertical Cabinet, Model B Vertical Cabinet Unit Dimensions, in-lbsHorizontal Concealed, Model C Horizontal Concealed Unit Dimensions, in-lbsHorizontal Cabinet, Model D Horizontal Cabinet Unit Dimensions, in-lbsInstallation Dimensions Weights Horizontal Recessed Unit Dimensions, in-lbsHorizontal Recessed, Model E Vertical Wall Hung Cabinet, Model F Vertical wall hung cabinet unit dimensions & weights, in-lbsVertical Recessed, Model H Vertical Recessed Unit Dimensions, in-lbsVertical Slope Top, Model J Vertical Slope Top Unit Dimensions, in-lbsLow Vertical Concealed, Model K Low Vertical Concealed Unit Dimensions, in-lbsLow Vertical Cabinet, Model L Low Vertical Cabinet Unit Dimensions, in-lbsInverted Vertical Cabinet, Model M Inverted vertical cabinet unit dimensions & weights, in-lbsInverted Vertical Recessed, Model N Inverted vertical recessed unit dimensions & weights, in-lbsFan-Coil Coil Connections Vertical Units Horizontal Units Horizontal Units Inverted Units Force Flo Coil Connections Vertical UnitsFresh Air Opening Dimensions, Horizontal Units Fresh Air Opening Dimensions, Vertical Units Wall Box Wall Box DimensionsProjection Panel Projection Panel DimensionsJobsite Storage Pre-installation Installation considerationsInstallation Preparation Receiving and HandlingPre-Installation Checklist Service AccessPiping Considerations Connecting field piping to coilMechanical Duct ConnectionsCondensate Drain Figure I-MR-4. Close-up view of the changeover sensor Venting the Hydronic CoilFigure I-MR-8. Manual circuit setter valve Balancing The Manual Circuit Setter ValveMechanical Steam Piping Code of System Components in Piping DiagramElectrical Unit Wiring DiagramsSupply Power Wiring Wall Mounted Control Interconnection WiringTable I-ER-3. Decimal to fractional HP kW conversion Table I-ER-2. Low vertical free discharge motors, 115 voltTable I-ER-9. Electric heat kW Table I-ER-8. Fan-coil electric heat kWTable I-ER-11. Force Flo single stage, low kW electric heat Table I-ER-10. Force Flo single-stage, max kW electric heatTable I-ER-12. Force Flo 2-stage electric heat Installing the Unit InstallationUnit Leveling Figure I-IP-5. Zone sensor only Figure I-IP-3. Zone sensor with on/cancel Comm jackZone Sensor Installation Installing Wall Mounted ControlsWiring Instructions Fan Mode Switch InstallationUnit Leveling Installation ChecklistDevice Addressing Communication WiringRecommended Communication Wiring Practices Pre-startupPre-Startup Checklist Tracer ZN510 & ZN520 Unit Startup Installation startupRelay Board Manual Fan Mode SwitchGeneral Operation information General InformationTracer ZN520 Operation Fan Mode Switch OperationSequence Tracer ZN010 & ZN510 OperationBinary Outputs Binary InputsSupply Fan Operation Fan Mode SwitchAnalog Inputs Zone SensorsTracer ZN520 Sequence of Operation Cooling Operation Heating OperationDischarge Air Tempering Continuous Fan Operation Fan Mode OperationEconomizer Damper Option Fan Start on High SpeedElectric Heat Operation Manual Fresh Air DamperBinary Outputs Table O-SO-12. Binary input configurationsTable O-SO-13. Binary output configuration Data SharingTable O-SO-15. Analog inputs Table O-SO-14. Analog inputsZone Sensor Fan SwitchOn/Cancel Buttons Table O-SO-16. Zone sensor wiring connectionsTable M-D-1. Tracer ZN520 Diagnostics Maintenance diagnosticsCycling the Fan Switch Translating Multiple DiagnosticsResetting Diagnostics Diagnostic ResetTable M-D-3. Fan outputs do not energize Table M-D-4. Valves Stay ClosedTable M-D-5. Valves Stay Open Table M-D-6. Electric Heat Not Operating Table M-D-7. Fresh Air Damper Stays OpenTable M-D-8. Fresh Air Damper Stays Closed Switch SW2 Electric Heat Maintenance troubleshootingTroubleshooting the Relay Board Switch SW1 Controller TypeYellow Comm LED Troubleshooting Tracer ZN010, ZN510 & ZN520Red Service LED Green Status LEDBOP5 BOP6 Table M-T-1. Test sequence for 1-heat/1-cool configurationsMaintenance Maintenance ProceduresMain Drain Pan Coil Maintenance Steam and Hydronic Coil Cleaning ProcedureWinterizing the Coil Replacing the Motor Control Device ReplacementAnnual Maintenance Periodic Maintenance ChecklistsMonthly Checklist Monthly MaintenanceCsti Fan Speed Switch Typical wiringCsti Non Fan Speed Switch Line voltage fan speed switch Tracer ZN010 with electric heat Tracer ZN510 with main and auxilliary valves ZN520 with 2-stage electric heat Page Page Page PL-TD-UNT-SVX07A-EN