Manuals / Trane / Household Appliance / Air Conditioner

Trane RAUC-C25, RAUC-C50, RAUC-C30, RAUC-C60, RAUC-C20, RAUC-C40 manual Installation, SS-SVX09A-EN

Models: RAUC-C20 RAUC-C40 RAUC-C25 RAUC-C30 RAUC-C60 RAUC-C50

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Installation

Figure 4. RAUC-C25 Unit Dimensional Data & Recommended Clearances

SS-SVX09A-EN

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Trane RAUC-C25, RAUC-C50, RAUC-C30, RAUC-C60, RAUC-C20, RAUC-C40 manual Installation, SS-SVX09A-EN

Contents

Air Cooled Condensing Units and EVP Chillers JuneInstallation Operation Maintenance Remote Split System UnitsResponsible Refrigerant Practices Warnings, Cautions and NoticesGrounding Required Environmental ConcernsSS-SVX09A-EN Table of ContentsSS-SVX09A-EN Compressor Nameplate General InformationModel Number Description Unit NameplateUnit Description General InformationEvaporator Nameplate EVP Chiller Applications OnlyUnit Clearances InstallationUnit Inspection No Step SurfaceNOTICE Unit Dimensions & Weight InformationInstallation FoundationSS-SVX09A-EN InstallationSS-SVX09A-EN InstallationSS-SVX09A-EN InstallationSS-SVX09A-EN InstallationSS-SVX09A-EN InstallationSS-SVX09A-EN InstallationSS-SVX09A-EN InstallationSS-SVX09A-EN InstallationFigure 9. BPHE 20 Evaporator Chiller Dimensions Note All water connections are VictaulicNote: All water connections are Victaulic InstallationFigure 10. BPHE 25 Evaporator Chiller Dimensions SS-SVX09A-EN InstallationFigure 11. BPHE 30 Evaporator Chiller Dimensions Note: All water connections are Victaulic13.533 InstallationNote: All water connections are Victaulic SS-SVX09A-EN827.2 InstallationNote: All water connections are Victaulic SS-SVX09A-ENSS-SVX09A-EN InstallationFigure 14. BPHE 60 Evaporator Chiller Dimensions Note: All water connections are VictaulicSS-SVX09A-EN InstallationTypical Unit Weights & Point Loading Data TableInstallation RiggingHeavy Objects Heavy Objects Unit IsolationNeoprene Isolators InstallationHeavy Objects Installation Spring IsolatorsLeveling the Unit Installation Shipping FastenersCompressor Shipping Hardware Two Manifolded CompressorsInstallation General Unit RequirementsRefrigerant Piping Requirements Hazardous Voltage Main Electrical Power RequirementsHazard of Explosion EVP Chilled Water Piping Requirements”No Controls” Units Ground WireField Installed Control Wiring Requirements 115 Volt Control Wiring All UnitsFigure 17. EVP Chiller Piping Ground WireInstallation Grounding RequiredRefrigerant Line Components Low Voltage Wiring AC & DCVariable Air Volume VAV Units Constant Volume UnitsThermostatic Expansion Valve TEV Liquid Line Moisture Indicator Sight GlassAccess Valves Ports Liquid Line Solenoid ValvesSplit System Component Number Definitions InstallationSuction Line Interconnecting Tubing Refrigerant PipingSuction Line Piping InstallationLiquid Line Interconnecting Tubing Liquid Line PipingInstallation SS-SVX09A-EN Evaporator PipingInstallation SS-SVX09A-EN Optional Pressure GaugesFinal Refrigerant Pipe Connections InstallationHazard of Explosion Brazing ProceduresHazard of Explosion and Deadly Gases InstallationHazard of Explosion Leak Testing ProcedureInstallation Hazard of ExplosionSS-SVX09A-EN Chilled Water PipingInstallation SS-SVX09A-EN InstallationFigure 21. Evaporator Water-PressureDrop Water Pressure Gauges Chiller Flow SwitchWater Temperature Sensor Air VentsFigure 22. Typical Piping Recommendations FreezestatInstallation NOTICENOTICE Final Water Piping ConnectionsInstallation NOTICENOTICE Field Installed Power WiringInstallation NOTICEHazardous Voltage Main Unit Power WiringInstallation Installation Power Wire Sizing and Protection DeviceEquations Calculation #1 MCA, MOP, and RDESS-SVX09A-EN Installation Calculation #2Disconnect Switch Sizing DSS Table 8. Electrical Service Sizing DataHazardous Voltage Field Installed Control WiringControls Using 115 VAC InstallationEVP Circulating Pump Interlock Supply Fan InterlockControl options utilizing an Air Handler EVP Interlocks EVP Flow control 6S58Hazardous Voltage Controls using 24 VACControls using DC Analog Input/Outputs InstallationTable 10. DC Conductors Economizer Actuator CircuitInstallation Hazardous Voltage Temperature Control ParametersNo System Control InstallationSS-SVX09A-EN InstallationRefer to Wiring Notes on p. SS-SVX09A-EN InstallationInstallation Variable Air Volume Control Honeywell W7100ADischarge Air Sensor Honeywell 6RT3 Ground WireHazardous Voltage Suction Line ThermostatNight Setback InstallationInstallation EVP Chiller ControlGrounding Required W7100G Discharge Chilled Water ControllerGround Wire InstallationGrounding Required Chilled Water Temperature Sensor Honeywell 6RT2Ground Wire InstallationSS-SVX09A-EN Outside Air Thermostat 5S57 Field ProvidedInstallation Hazardous VoltageSS-SVX09A-EN InstallationThermostat Checkout Constant Volume Control HoneywellThermostat Wiring Electronic Zone Thermostat Honeywell T7067SS-SVX09A-EN InstallationHazardous Voltage Discharge Air Sensor Honeywell 6RT1Installation Table 11. Q667 Switching SubbaseSS-SVX09A-EN InstallationSS-SVX09A-EN InstallationFigure 33. 6RT1 Discharge Air Sensor Assembly Hazardous Voltage System Pre-StartProceduresCompressor Damage EVP Chiller ApplicationsNOTICE System Evacuation ProceduresSystem Pre-StartProcedures NOTICEFigure 34. Typical Vacuum Pump Hookup Standing Vacuum TestSystem Pre-StartProcedures Figure 35. Evacuation Time vs. Pressure Rise System Pre-StartProceduresHazardous Voltage SS-SVX09A-EN System Pre-StartProceduresFigure 36. W7100A Discharge Air Controller System Pre-StartProceduresHazardous Voltage Discharge Air Sensor Checkout Honeywell SensorEconomizer Actuator Checkout System Pre-StartProceduresHazardous Voltage EVP Chiller Control Checkout Honeywell W7100GSystem Pre-StartProcedures System Pre-StartProcedures Figure 38. W7100G Chilled Water Controller Chilled Water Sensor Checkout Honeywell SensorSystem Pre-StartProcedures Hazardous VoltageHazardous Voltage Switch 1S1Master Energy Control Checkout System Pre-StartProceduresSystem Pre-StartProcedures Zone Thermostat Checkout Honeywell T7067Switch 1S1 SS-SVX09A-EN Discharge Air Sensor Checkout Honeywell 6RT1System Pre-StartProcedures Hazardous VoltageResistance System Pre-StartProceduresTemperature - Degree F C OhmsSystem Pre-StartProcedures Voltage ImbalanceElectrical Phasing Switch 1S1Economizer Cycle System Start-UpSequence of Operation VAV W7100A Discharge Air Controller 7U11Figure 41. W7100A Staging Sequence Chilled Water Temperature Controller 6U11System Start-Up Thermostatic Expansion ValveFigure 42. W7100G Staging Sequence Condenser FansSystem Start-Up System Start-Up Low Ambient DampersCompressor Crankcase Heaters Pump DownHot Gas Bypass Operation Live Electrical ComponentsSystem Start-Up Low Ambient Thermostats Water Freezestat SettingEVP Chiller Applications System Start-UpVerifying Proper Supply Fan Rotation “Air Over” Evaporator ApplicationRotating Components System Airflow MeasurementSystem Start-Up Compressor Start-UpAll SystemsCompressor Damage NOTICESystem Start-Up Live Electrical ComponentsRotating Components NOTICESystem Start-Up SubcoolingMeasuring Subcooling Measuring SuperheatSystem Start-Up Compressor OilTable 13. Pressure Control Switch Settings Table 15. Minimum starting Ambient TemperatureSS-SVX09A-EN Table 15. Minimum starting Ambient TemperatureSystem Start-Up Table 16. Compressor SequenceSS-SVX09A-EN System Start-UpFigure 45. Typical Compressor Locations Figure 46. Typical Compressor Terminal BlockSS-SVX09A-EN System Start-UpFigure 47. 20 Ton Pressure Curve SS-SVX09A-EN System Start-UpFigure 48. 25 Ton Pressure Curve SS-SVX09A-EN System Start-UpFigure 49. 30Ton Pressure Curve SS-SVX09A-EN System Start-UpFigure 50. 40 Ton Pressure Curve per Circuit SS-SVX09A-EN System Start-UpFigure 51. 50 Ton Pressure Curve per Circuit SS-SVX09A-EN System Start-UpFigure 52. 60 Ton Pressure Curve per Circuit Table 17. Recommended Operating Setpoints Final System SetupSystem Start-Up SS-SVX09A-EN Table 18. Sample Maintenance LogSystem Start-Up At Shutdown Service & MaintenanceScroll Compressor Replacement Compressor Operational SoundsSS-SVX09A-EN Service & MaintenanceFigure 53. Suction Line Filter/Drier Installation Table 19. Compressor Circuit Breaker DataService & Maintenance Fuse Replacement DataMonthly Maintenance Air Handling EquipmentRotating Components Coil CleaningCondensing Unit Service & MaintenanceLive Electrical Components Hazardous PressuresSystem operation Service & MaintenanceACCESSORIES WARRANTY AND LIABILITY CLAUSENumerics SymbolsIndex Index June Literature Order NumberSS-SVX09A-EN Date