Trane UniTrane Fan-Coil & Force Flo Air Conditioners instruction

Installation, Operation, and Maintenance

UniTrane Fan-Coil & Force Flo Air Conditioners

200 to 1,200 cfm

Models FC & FF

“ZO” and later design sequence

Low vertical models FCKB & FCLB: “SO” and later design sequence

April 2005

UNT-SVX07A-EN

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Trane UniTrane Fan-Coil & Force Flo Air Conditioners, UNT-SVX07A-EN manual Installation, Operation, and Maintenance

Contents

Models FC & FF ZO and later design sequence Installation, Operation, and Maintenance Common Hvac Acronyms General information Contents Model Number General Model Number Description General Digit 29 piping packages 0 = none Digit 28 auxiliary control valve 0 = noneDigit 30 control type 0 = none Digit 31 control option Table I-GI-2. Low vertical fan-coil component data Table I-GI-1. Fan-coil component data Model E horizontal recessed Available ModelsModel K low vertical cabinet Model M inverted vertical cabinet Factory-Installed Piping Packages Installation Weights DimensionsVertical Concealed Unit Dimensions & weights, in-lbs Vertical Concealed, Model a Vertical Cabinet, Model B Vertical Cabinet Unit Dimensions, in-lbs Horizontal Concealed, Model C Horizontal Concealed Unit Dimensions, in-lbs Horizontal Cabinet, Model D Horizontal Cabinet Unit Dimensions, in-lbs Horizontal Recessed Unit Dimensions, in-lbs Installation Dimensions WeightsHorizontal Recessed, Model E Vertical Wall Hung Cabinet, Model F Vertical wall hung cabinet unit dimensions & weights, in-lbs Vertical Recessed, Model H Vertical Recessed Unit Dimensions, in-lbs Vertical Slope Top, Model J Vertical Slope Top Unit Dimensions, in-lbs Low Vertical Concealed, Model K Low Vertical Concealed Unit Dimensions, in-lbs Low Vertical Cabinet, Model L Low Vertical Cabinet Unit Dimensions, in-lbs Inverted Vertical Cabinet, Model M Inverted vertical cabinet unit dimensions & weights, in-lbs Inverted Vertical Recessed, Model N Inverted vertical recessed unit dimensions & weights, in-lbs Fan-Coil Coil Connections Vertical Units Horizontal Units Horizontal Units Inverted Units Force Flo Coil Connections Vertical Units Fresh Air Opening Dimensions, Horizontal Units Fresh Air Opening Dimensions, Vertical Units Wall Box Wall Box Dimensions Projection Panel Projection Panel Dimensions Installation Preparation Pre-installation Installation considerationsReceiving and Handling Jobsite Storage Pre-Installation Checklist Service Access Mechanical Connecting field piping to coilDuct Connections Piping Considerations Condensate Drain Figure I-MR-4. Close-up view of the changeover sensor Venting the Hydronic Coil Figure I-MR-8. Manual circuit setter valve Balancing The Manual Circuit Setter Valve Mechanical Steam Piping Code of System Components in Piping Diagram Supply Power Wiring Unit Wiring DiagramsWall Mounted Control Interconnection Wiring Electrical Table I-ER-3. Decimal to fractional HP kW conversion Table I-ER-2. Low vertical free discharge motors, 115 volt Table I-ER-9. Electric heat kW Table I-ER-8. Fan-coil electric heat kW Table I-ER-11. Force Flo single stage, low kW electric heat Table I-ER-10. Force Flo single-stage, max kW electric heat Table I-ER-12. Force Flo 2-stage electric heat Installing the Unit Installation Unit Leveling Figure I-IP-5. Zone sensor only Figure I-IP-3. Zone sensor with on/cancel Comm jack Wiring Instructions Installing Wall Mounted ControlsFan Mode Switch Installation Zone Sensor Installation Unit Leveling Installation Checklist Recommended Communication Wiring Practices Communication WiringPre-startup Device Addressing Pre-Startup Checklist Tracer ZN510 & ZN520 Unit Startup Installation startup General Operation information Manual Fan Mode SwitchGeneral Information Relay Board Sequence Fan Mode Switch OperationTracer ZN010 & ZN510 Operation Tracer ZN520 Operation Binary Outputs Binary Inputs Analog Inputs Fan Mode SwitchZone Sensors Supply Fan Operation Tracer ZN520 Sequence of Operation Heating Operation Cooling OperationDischarge Air Tempering Continuous Fan Operation Fan Mode Operation Electric Heat Operation Fan Start on High SpeedManual Fresh Air Damper Economizer Damper Option Table O-SO-13. Binary output configuration Table O-SO-12. Binary input configurationsData Sharing Binary Outputs Table O-SO-15. Analog inputs Table O-SO-14. Analog inputs On/Cancel Buttons Fan SwitchTable O-SO-16. Zone sensor wiring connections Zone Sensor Table M-D-1. Tracer ZN520 Diagnostics Maintenance diagnostics Resetting Diagnostics Translating Multiple DiagnosticsDiagnostic Reset Cycling the Fan Switch Table M-D-4. Valves Stay Closed Table M-D-3. Fan outputs do not energizeTable M-D-5. Valves Stay Open Table M-D-7. Fresh Air Damper Stays Open Table M-D-6. Electric Heat Not OperatingTable M-D-8. Fresh Air Damper Stays Closed Troubleshooting the Relay Board Maintenance troubleshootingSwitch SW1 Controller Type Switch SW2 Electric Heat Red Service LED Troubleshooting Tracer ZN010, ZN510 & ZN520Green Status LED Yellow Comm LED BOP5 BOP6 Table M-T-1. Test sequence for 1-heat/1-cool configurations Maintenance Procedures MaintenanceMain Drain Pan Steam and Hydronic Coil Cleaning Procedure Coil MaintenanceWinterizing the Coil Replacing the Motor Control Device Replacement Monthly Checklist Periodic Maintenance ChecklistsMonthly Maintenance Annual Maintenance Csti Fan Speed Switch Typical wiring Csti 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