Manuals / Trane / Household Appliance / Heat Pump

Trane manual Literature Order Number, Date, 12/04, Supersedes, WC-IOM-704/03

Models: WC-IOM-7

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Literature Order Number	WC-IOM-7
Date	12/04

Supersedes	WC-IOM-7 (04/03)

The manufacturer has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice.

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Image 60

Trane manual Literature Order Number, Date, 12/04, Supersedes, WC-IOM-704/03

Contents

December Model NumberInstallation Operation Maintenance Packaged Heat PumpWarnings and Cautions Model Number DescriptionContains Refrigerant Hazardous Voltage w/CapacitorsEquipment Damage From Ultraviolet UV Lights WC-IOM-7 Packaged Heat PumpContents ContentsContents Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 Heat Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 WCZ, WCY, WCX, WCC, WCD, WCH, WCM, WCP and WSC Parts Only. . . . 57 Models Less Than 20 Tons for Commercial Use*. . . . . . . . . . . . . . . . . . . . . . 57 Heat Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Standard Equipment Warranty Terms and Conditions. . . . . . . . . . . . . . . . . . 58 Commercial Equipment Warranty and Liability . . . . . . . . . . . . . . . . . . . . . . . 58 Models Larger that 20 Tons for Commercial Use*Service digit Model Number DescriptionDigit Minor design sequenceGeneral Information Unit NameplateCompressor Nameplate Unit DescriptionClogged Filter Switch Optional System Input Devices & FunctionsGeneral Information RTOM - ReliaTel Options Module OptionalCompressor Disable CPR1/2 Power Exhaust Control OptionalLow Pressure Control High Pressure Control OptionalLead/Lag Control Dual Circuit Only Zone Sensor Module ZSM BAYSENS007BZone Sensor Module ZSM BAYSENS009B Zone Sensor BAYSENS011BHigh Temperature Sensor BAYFRST001A Remote Zone Sensor BAYSENS013CRemote Zone Sensor BAYSENS014C Remote Zone Sensor BAYSENS016AUnit Inspection Smoke Detector Sensor OptionalGeneral Information Precautionary Measures Fiberglass WoolFirst Aid Measures StorageUnit Clearances General InformationUnit Dimensions WC-IOM-7 Packaged Heat PumpUnit Dimensions Packaged Heat Pump WC-IOM-7Figure 4. Unit Dimensional Data 20 Ton Figure 5. Roofcurb Dimensional Data 20 TonUnit Dimensions WC-IOM-7 Packaged Heat PumpFigure 7. Horizontal Duct Dimensional Data 20 Ton Unit DimensionsPackaged Heat Pump WC-IOM-7 Typical weights and point loading data Heavy ObjectsImproper Unit Lift Figure 8. Rigging and center of gravity dataRigging Unit DimensionsInstallation If a Curb Accessory Kit is not usedFoundation General Unit RequirementsInstallation Factory Installed EconomizerMain Electrical Power Requirements Low Voltage Wiring AC & DC RequirementsCondensate Drain Configuration Filter InstallationField Installed Power Wiring Figure 9. Condensate Trap InstallationMain Unit Power Standard WiringOptional TBUE Wiring NOTICE Use Copper Conductors OnlyField Installed Control Wiring Control Power TransformerHazardous Voltage InstallationControls using 24 VAC InstallationPackaged Heat Pump WC-IOM-7 Table 3. DC Conductors Zone Sensor Module wiring InstallationRTRM Smoke Detector Customer Low Voltage Wiring Figure 12. Smoke detector wiringInstallation Installation WC-IOM-7 Packaged Heat PumpSpace Temperature Averaging InstallationPackaged Heat Pump WC-IOM-7 Table 4. Temperature vs. Resistance InstallationTemperature Hazardous VoltageVoltage Imbalance InstallationElectrical Phasing Three Phase Motors Live Electrical ComponentsCompressor Crankcase Heaters Optional InstallationReliaTel Controls InstallationLive Electrical Components Packaged Heat Pump WC-IOM-7Service test guide for component operation Pre-StartTest Modes Pre-Start Verifying Proper Air FlowUnits with Belt Drive Indoor Fan ReliaTel ControlReturn Air Smoke Detector Pre-StartStart Up Economizer Start-UpRotating Components Compressor Start-UpStart Up Heating Start-UpScroll Compressors Final System Setup Start UpMaintenance Fan Belt Adjustment - Belt Drive UnitsRotating Components Maintenance Monthly Maintenancevalue shown in Table Belt tension measurement and deflection rangesReturn Air Smoke Detector Maintenance Cooling SeasonFilters MaintenanceCoil Cleaning Heating SeasonMaintenance Hazardous Pressures Final ProcessMaintenance Sample maintenance log MaintenanceTroubleshooting Hazardous Service ProceduresReliaTel Control Troubleshooting System Status Checkout ProcedureMethod LED 1 SystemLED 4 Service Service FailureSystem Failure MethodResetting Cooling and Heating Lockouts Heat FailureCool Failure TroubleshootingZone Temperature Sensor ZTS Service Indicator Clogged Filter SwitchFan Failure Switch TroubleshootingZone Temperature Sensor ZTS Test Test Zone Temperature Thermistor ZTEMPTest Cooling Set Point CSP and Heating Set Point HSPLED Indicator Test, SYS ON, HEAT, COOL & SERVICE Testing serial communication voltageProgrammable & Digital Zone Sensor Test Test System Mode and Fan SelectionReliaTel Refrigeration Module RTRM Default Chart System mode and fan selection chartUnit Operation without a Zone Sensor TroubleshootingUnit Economizer Control ECA Troubleshooting TroubleshootingReliaTel Control Wiring Diagrams DrawingNumber DescriptionWarranty Heat PumpModels Less Than 20 Tons for Commercial Use Warranty Standard Equipment Warranty Terms and ConditionsCommercial Equipment Warranty and Liability Models Larger that 20 Tons for Commercial UsePage Literature Order Number WC-IOM-7Date 12/04

Literature Order Number

WC-IOM-7

Date

12/04

Supersedes

WC-IOM-7 (04/03)