Manuals / Trane / Household Appliance / Air Conditioner

Trane RT-SVX10C-EN specifications 2B, SEHF, SFHF, SLHF, SSHF, SXHF Units 20 thru 75 Ton

Models: RT-SVX10C-EN

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Figure 3-2B

SEHF, SFHF, SLHF, SSHF, SXHF Units (20 thru 75 Ton)

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Trane RT-SVX10C-EN specifications 2B, SEHF, SFHF, SLHF, SSHF, SXHF Units 20 thru 75 Ton

Contents

Operation InstallationMaintenance RT-SVX10C-ENLiterature Change History About The ManualOverview of Manual Section Three Table of ContentsSection One Section TwoModel Number Description General InformationSample Model No Commonly Used Acronyms Fiberglass WoolHazard Identification General Information ContinuedGeneral Information Continued RTM Resistance Input vs Setpoint TemperaturesUnit Constant Volume & Variable Air Volume UnitsGeneral Information Continued Input Devices & System FunctionsLead-Lag General Information ContinuedGeneral Information Continued Constant Volume CV UnitsOccupied Cooling - Supply Air Temperature Variable Air Volume VAV UnitsUnit Component Layout and Shipwith Locations Occupied Heating - Supply Air TemperatureGeneral Information Continued Space Temperature AveragingTCI MOD J1-1 General Information ContinuedSection Three Table of ContentsSection One Section TwoAs soon as the unit arrives at the job site Unit Dimensions & Weight InformationNo Step Surface Unit InspectionFigure SAHF Cooling-OnlyUnits 20 thru 75 Ton Figure 3-2ATable 3-1C Installation ContinuedTable 3-1A Table 3-1BSEHF, SFHF, SLHF, SSHF, SXHF Units 20 thru 75 Ton Figure 3-2BTable 3-2D Installation Continued Table 3-2ATable 3-2B Table 3-2CS_HG Cooling & Heating Units 90 through 130 Ton Figure 3-2CCenter-of-GravityData See Note FigureRoof Curb and Ductwork Installation Continued TablePitch Pocket Location Unit Rigging & PlacementIf a Trane Curb Accessory Kit is not used Heavy ObjectsUnit Base & Roof Curb Section FigureFigure Typical Unit RiggingRequirements for Electric Heat Units Main Electrical Power RequirementsField Installed Control Wiring General Unit RequirementsFigure 3-6A Installation ContinuedO/A Pressure Sensor and Tubing Installation Requirements for Steam Heat SSH_Figure Condensate Drain ConnectionsShipping Fasteners Installation ContinuedFigure 3-7B Figure 3-7AFigure 3-7C Rubber Isolators Installation ContinuedSpring Isolators 90 through 130 Ton FigureFigure O/A Sensor & Tubing InstallationUnits with StatitracTM Installation ContinuedGas Heat Units SFH_ Hazardous Gases and Flammable VaporsInstallation Continued Installation Continued Table235 and 350 MBH 500 and 850 MBHInstallation Continued Figure 3-10Continued1000 MBH Modulating 500 MBH - 1000 MBH Hot Water Heat Units SLH_Installation Continued Steam Heat Units SSHTable Hot Water Piping 20 through 75 Ton Installation ContinuedFigure 40 through 130 Ton unitsSteam Coil Piping 20 through 30 Ton Units FigureSteam Coil Piping 40 through 130 Ton Units Live Electrical Components Disconnect Switch External HandleMain Unit Power Wiring Hazardous VoltageTypical Field Power Wiring 20 thru 75 Ton Installation ContinuedFigure Table Figure 3-14ContinuedTypical Field Power Wiring 90 thru 130 Ton Customer Connection Wire RangeTable Electrical Service Sizing Data 20 through 130 TonTable 3-7Continued Load Definitions LOAD MOP = 1.25 x LOAD Disconnect Switch Sizing DSSB. Dual Source Power units 200V and MCA = 1.25 x LOADField Installed Control Wiring Controls using 24 VACControls using DC Analog Input/Outputs Constant Volume System ControlsRemote Panel w/o NSB 5U59 - BAYSENS021A Variable Air Volume System ControlsInstallation Continued Remote Panel w/ NSB 5U58 - BAYSENS020BExternal Auto/Stop Switch 5S67 Installation ContinuedFIRE Emergency Stop Switch 5S71PURGE SHUTDOWN Supply Fan - OffFigure 3-16A Refer to Wiring Notes on pageRefer to Wiring Notes on page Figure 3-16BPage Refer to Wiring Notes on page Figure 3-17ARefer to Wiring Notes on page Figure 3-17BUnit Type Refer to Wiring Notes on pageFigure GBAS Voltage vs SetpointSection Three Table of ContentsSection One Section TwoCooling Sequence of Operation Unit Start-UpSequence of Operation Propane Gas Gas Heating Sequence of OperationFenwal Ignition System Unit Start-UpContinuedUnit Start-UpContinued Modulating Gas Sequence of OperationFlame Failure Propane GasFreeze Protection Electric Heat Sequence of OperationWet Heat Sequence of Operation Unit Start-UpContinuedHazardous Voltage Compressor DamageElectrical Phasing Hazardous VoltageVoltage Supply Voltage Supply and Voltage ImbalanceLive Electrical Components Unit Start-UpContinuedTable Service Test Guide for Component OperationTable 4-1Continued If all of the fans are rotating backwards Constant Volume SystemsRotating Components Verifying Proper Fan RotationFigure Live Electrical Componentsa.Measure the actual fan RPM Unit Start-UpContinued Variable Air Volume SystemsHazardous Voltage Live Electrical ComponentsLive Electrical Components Exhaust Airflow MeasurementTraqTM Sensor Airflow Measurement Hazardous Voltage1700 RPM FigureFigure 4-2Continued Figure 4-2Continued Standard Evaporator Coil FigureStandard Evaporator Coil Unit Airflow, CFMFigure 4-3Continued Unit Airflow, CFM Figure 4-3ContinuedHi-CapNot Available on 115 & 130 Ton Units DropFigure Figure 4-4Continued Figure 4-4Continued Evaporator Coil TableTable Table 4-2ContinuedTable 4-3Continued Negative Static Pressure TableHazardous Voltage Economizer Damper AdjustmentTo Adjust the Fresh Air Damper Travel No Step SurfaceUnit Start-UpContinued F/A Damper Travel AdjustmentTable Figure Compressor Start-UpCompressor Damage Rotating ComponentsRefrigerant Charging Compressor Operational SoundsRotating Components Unit Start-UpContinuedCompressor Locations FigureCOOLING CYCLE PRESSURE CURVE Table 4-6Continued COOLING CYCLE PRESSURE CURVE Table 4-6ContinuedCOOLING CYCLE PRESSURE CURVE Table 4-6ContinuedDischarge Table 4-6ContinuedFull Load Full LoadCooling Cycle Pressure Curve Table 4-6Continued90 Ton Operating Pressure Curve All Compressors and Condenser Fans, per ckt; On Table 4-6Continued115 Ton Operating Pressure Curve All Compressors and Condenser Fans, per ckt; On Table 4-6ContinuedUnit Start-UpContinued Thermostatic Expansion ValvesCharging by Subcooling Low Ambient DampersRotating Components Electric, Steam and Hot Water Start-UpGas Furnace Start-Up Hazardous VoltageLow-FireAdjustment 500 MBH, 850 & 1,000 MBH only Two Stage Gas FurnaceHigh-FireAdjustment Combustion Air Adjustment O2Figure Heat Exchanger Full Modulating Gas FurnaceRotating Components Unit Start-UpContinuedModulating Gas Regulator Limited Modulating Gas FurnaceUnit Start-UpContinued FigureHazardous Voltage Unit Start-UpContinued Final Unit CheckoutFigure Table Service & MaintenanceTable Service & Maintenance Continued Table Table Service & Maintenance Continued TableFilter Data Grease Recommendations Recommended Service & Maintenance Continued TableService & Maintenance Continued Fan Belt AdjustmentHazardous Voltage Scroll Compressor Replacement Service & Maintenance Continued FigureFigure Hazardous Voltage Hazardous Voltage! w/CapacitorsVFD Programming Parameters Service & Maintenance ContinuedService & Maintenance Continued Monthly MaintenanceFilters Cooling SeasonHazardous Voltage Coil CleaningHeating Season Service & Maintenance ContinuedNo Step Surface Coil CleanersContains Refrigerant Service & Maintenance ContinuedService & Maintenance Continued Final ProcessIndex Page Page COMMERCIAL EQUIPMENT Equipment Damage From Ultraviolet UV LightsWARRANTY AND LIABILITY CLAUSE RATED 20 TONS AND LARGER AND RELATED ACCESSORIES