Manuals / Trane / Household Appliance / Air Conditioner

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

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

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Installation

Figure 30. T7067 Electronic Zone Thermostat & Q667 Switching Subbase

Figure 31. Q667 Switching Subbase & T7067 Thermostat Terminal Identification

64	SS-SVX09A-EN

Page 64

Image 64

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

Contents

June Installation Operation MaintenanceRemote Split System Units Air Cooled Condensing Units and EVP ChillersWarnings, Cautions and Notices Grounding RequiredEnvironmental Concerns Responsible Refrigerant PracticesTable of Contents SS-SVX09A-ENSS-SVX09A-EN General Information Model Number DescriptionUnit Nameplate Compressor NameplateGeneral Information Evaporator NameplateEVP Chiller Applications Only Unit DescriptionInstallation Unit InspectionNo Step Surface Unit ClearancesUnit Dimensions & Weight Information InstallationFoundation NOTICEInstallation SS-SVX09A-ENInstallation SS-SVX09A-ENInstallation SS-SVX09A-ENInstallation SS-SVX09A-ENInstallation SS-SVX09A-ENInstallation SS-SVX09A-ENInstallation SS-SVX09A-ENInstallation Figure 9. BPHE 20 Evaporator Chiller DimensionsNote All water connections are Victaulic SS-SVX09A-ENFigure 10. BPHE 25 Evaporator Chiller Dimensions InstallationNote: All water connections are Victaulic Installation Figure 11. BPHE 30 Evaporator Chiller DimensionsNote: All water connections are Victaulic SS-SVX09A-ENInstallation Note: All water connections are VictaulicSS-SVX09A-EN 13.533Installation Note: All water connections are VictaulicSS-SVX09A-EN 827.2Installation Figure 14. BPHE 60 Evaporator Chiller DimensionsNote: All water connections are Victaulic SS-SVX09A-ENInstallation Typical Unit Weights & Point Loading DataTable SS-SVX09A-ENHeavy Objects RiggingInstallation Unit Isolation Neoprene IsolatorsInstallation Heavy ObjectsLeveling the Unit Installation Spring IsolatorsHeavy Objects Shipping Fasteners Compressor Shipping HardwareTwo Manifolded Compressors InstallationRefrigerant Piping Requirements General Unit RequirementsInstallation Main Electrical Power Requirements Hazard of ExplosionEVP Chilled Water Piping Requirements Hazardous VoltageGround Wire Field Installed Control Wiring Requirements115 Volt Control Wiring All Units ”No Controls” UnitsGround Wire InstallationGrounding Required Figure 17. EVP Chiller PipingLow Voltage Wiring AC & DC Variable Air Volume VAV UnitsConstant Volume Units Refrigerant Line ComponentsLiquid Line Moisture Indicator Sight Glass Access Valves PortsLiquid Line Solenoid Valves Thermostatic Expansion Valve TEVInstallation Split System Component Number DefinitionsRefrigerant Piping Suction Line PipingInstallation Suction Line Interconnecting TubingInstallation Liquid Line PipingLiquid Line Interconnecting Tubing Installation Evaporator PipingSS-SVX09A-EN Optional Pressure Gauges Final Refrigerant Pipe ConnectionsInstallation SS-SVX09A-ENBrazing Procedures Hazard of Explosion and Deadly GasesInstallation Hazard of ExplosionLeak Testing Procedure InstallationHazard of Explosion Hazard of ExplosionInstallation Chilled Water PipingSS-SVX09A-EN Figure 21. Evaporator Water-PressureDrop InstallationSS-SVX09A-EN Chiller Flow Switch Air VentsWater Pressure Gauges Water Shutoff ValvesFreezestat InstallationNOTICE Figure 22. Typical Piping RecommendationsFinal Water Piping Connections InstallationNOTICE NOTICEField Installed Power Wiring InstallationNOTICE NOTICEInstallation Main Unit Power WiringHazardous Voltage Power Wire Sizing and Protection Device EquationsCalculation #1 MCA, MOP, and RDE InstallationInstallation Calculation #2 Disconnect Switch Sizing DSSTable 8. Electrical Service Sizing Data SS-SVX09A-ENField Installed Control Wiring Controls Using 115 VACInstallation Hazardous VoltageSupply Fan Interlock Control options utilizing an Air HandlerEVP Interlocks EVP Flow control 6S58 EVP Circulating Pump InterlockControls using 24 VAC Controls using DC Analog Input/OutputsInstallation Hazardous VoltageInstallation Economizer Actuator CircuitTable 10. DC Conductors No System Control Temperature Control ParametersInstallation Hazardous VoltageRefer to Wiring Notes on p. InstallationSS-SVX09A-EN Installation SS-SVX09A-ENVariable Air Volume Control Honeywell W7100A Discharge Air Sensor Honeywell 6RT3Ground Wire InstallationSuction Line Thermostat Night SetbackInstallation Hazardous VoltageEVP Chiller Control InstallationW7100G Discharge Chilled Water Controller Ground WireInstallation Grounding RequiredChilled Water Temperature Sensor Honeywell 6RT2 Ground WireInstallation Grounding RequiredOutside Air Thermostat 5S57 Field Provided InstallationHazardous Voltage SS-SVX09A-ENInstallation SS-SVX09A-ENConstant Volume Control Honeywell Thermostat WiringElectronic Zone Thermostat Honeywell T7067 Thermostat CheckoutInstallation SS-SVX09A-ENDischarge Air Sensor Honeywell 6RT1 InstallationTable 11. Q667 Switching Subbase Hazardous VoltageInstallation SS-SVX09A-ENFigure 33. 6RT1 Discharge Air Sensor Assembly InstallationSS-SVX09A-EN System Pre-StartProcedures Compressor DamageEVP Chiller Applications Hazardous VoltageSystem Evacuation Procedures System Pre-StartProceduresNOTICE NOTICESystem Pre-StartProcedures Standing Vacuum TestFigure 34. Typical Vacuum Pump Hookup Hazardous Voltage System Pre-StartProceduresFigure 35. Evacuation Time vs. Pressure Rise System Pre-StartProcedures SS-SVX09A-ENSystem Pre-StartProcedures Figure 36. W7100A Discharge Air ControllerDischarge Air Sensor Checkout Honeywell Sensor Economizer Actuator CheckoutSystem Pre-StartProcedures Hazardous VoltageSystem Pre-StartProcedures EVP Chiller Control Checkout Honeywell W7100GHazardous Voltage System Pre-StartProcedures Chilled Water Sensor Checkout Honeywell Sensor System Pre-StartProceduresHazardous Voltage Figure 38. W7100G Chilled Water ControllerSwitch 1S1 Master Energy Control CheckoutSystem Pre-StartProcedures Hazardous VoltageSwitch 1S1 Zone Thermostat Checkout Honeywell T7067System Pre-StartProcedures Discharge Air Sensor Checkout Honeywell 6RT1 System Pre-StartProceduresHazardous Voltage SS-SVX09A-ENSystem Pre-StartProcedures OhmsResistance Temperature - Degree F CVoltage Imbalance Electrical PhasingSwitch 1S1 System Pre-StartProceduresSystem Start-Up Sequence of OperationVAV W7100A Discharge Air Controller 7U11 Economizer CycleSystem Start-Up Chilled Water Temperature Controller 6U11Thermostatic Expansion Valve Figure 41. W7100A Staging SequenceSystem Start-Up Condenser FansFigure 42. W7100G Staging Sequence Low Ambient Dampers Compressor Crankcase HeatersPump Down System Start-UpSystem Start-Up Low Ambient Thermostats Live Electrical ComponentsHot Gas Bypass Operation Freezestat Setting EVP Chiller ApplicationsSystem Start-Up Water“Air Over” Evaporator Application Rotating ComponentsSystem Airflow Measurement Verifying Proper Supply Fan RotationCompressor Start-UpAll Systems Compressor DamageNOTICE System Start-UpLive Electrical Components Rotating ComponentsNOTICE System Start-UpSubcooling Measuring SubcoolingMeasuring Superheat System Start-UpCompressor Oil Table 13. Pressure Control Switch SettingsSystem Start-Up Compressor Crankcase HeatersSystem Start-Up Table 15. Minimum starting Ambient TemperatureTable 16. Compressor Sequence SS-SVX09A-ENSystem Start-Up Figure 45. Typical Compressor LocationsFigure 46. Typical Compressor Terminal Block SS-SVX09A-ENFigure 47. 20 Ton Pressure Curve System Start-UpSS-SVX09A-EN Figure 48. 25 Ton Pressure Curve System Start-UpSS-SVX09A-EN Figure 49. 30Ton Pressure Curve System Start-UpSS-SVX09A-EN Figure 50. 40 Ton Pressure Curve per Circuit System Start-UpSS-SVX09A-EN Figure 51. 50 Ton Pressure Curve per Circuit System Start-UpSS-SVX09A-EN Figure 52. 60 Ton Pressure Curve per Circuit System Start-UpSS-SVX09A-EN System Start-Up Final System SetupTable 17. Recommended Operating Setpoints System Start-Up Table 18. Sample Maintenance LogSS-SVX09A-EN Service & Maintenance Scroll Compressor ReplacementCompressor Operational Sounds At ShutdownService & Maintenance Figure 53. Suction Line Filter/Drier InstallationTable 19. Compressor Circuit Breaker Data SS-SVX09A-ENFuse Replacement Data Monthly MaintenanceAir Handling Equipment Service & MaintenanceCoil Cleaning Condensing UnitService & Maintenance Rotating ComponentsHazardous Pressures System operationService & Maintenance Live Electrical ComponentsWARRANTY AND LIABILITY CLAUSE ACCESSORIESIndex SymbolsNumerics Index Literature Order Number SS-SVX09A-ENDate June