Trane CVHE-SVU01E-ENX39640712050 manual Reference

Page 33

Operator

Interface

				Reference
Top Level Mode	Sub Level Mode			BAS Code
Waiting To Start	Motor Temperature Inhibit:		Motor Temperature / Inhibit Temperature	70
Waiting To Start	Restart Time Inhibit:	MIN:SEC		70
Waiting To Start	High Vacuum Inhibit: Oil Sump Press / Inhibit Press			70
Waiting To Start	Low Oil Temperature Inhibit:		Oil Temperature / Inhibit Temperature	70
Waiting To Start	Waiting For Starter To Start:		MIN:SEC	70
Starting Compressor	There is no sub mode displayed			72
Running	There is no sub mode displayed			74
Running	Hot Water Control			74
Running	Surge			74
Running	Base Loaded			74
Running	Hot Gas Bypass			74
Running	Ice Building			74
Running	Ice To Normal Transition			74
Running	Current Control Soft Loading			74
Running	Capacity Control Soft Loading			74
Running – Limit	Current Limit			75
Running – Limit	Phase Unbalance Limit			75
Running – Limit	Condenser Pressure Limit			75
Running – Limit	Evaporator Temperature Limit			75
Running – Limit	Minimum Capacity Limit			75
Running – Limit	Maximum Capacity Limit			75
Free Cooling				09
Free Cooling	Opening Free Cooling Valves			09
Free Cooling	Closing Free Cooling Valves			09
Preparing To
Shutdown	Closing IGV:		IGV Position %	7E
Shutting Down	Post-Lubrication Time:		MIN:SEC	7E
Shutting Down	Evaporator Pump Off Delay:		MIN:SEC	7E
Shutting Down	Condenser Pump Off Delay:		MIN:SEC	7E

CVHE-SVU01E-EN

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Image 33

Contents Operation Maintenance Read these carefully Contents Literature change General InformationAbout this manual Unit NameplateC0000000K01G14C10W1A03B1 CVHF091NAL00ACU2758W7E8TBControl Optional Packages Commonly Used AcronymsCvhf OverviewGeneral Information General Information Cvhf Compressor Cooling CycleCVHE, Cvhg pressure enthalpy curve Cvhf pressure enthalpy curve DynaView Human Interface TechView Chiller Service ToolCVHE, CVHF, and Cvhg sequence of operation running General Information Oil and Refrigeration Pump Surface TemperaturesOil refrigerant pump 20 100 percent RLA Base Loading Control AlgorithmGeneral Information Ice Machine Control Free Cooling Cycle Free Cooling Frcl Hot Gas Bypass Hot Water control Auxiliary Condensers Heat Recovery CycleUnit Control Panel UCP Control Panel Devices and Unit Mounted DevicesUnit Control Panel UCP User-defined language support Variable water flow through the evaporatorDynaView main processor Operator InterfaceOperator Interface How It Works Chiller Stop Prevention/Inhibit FeatureTop Level Mode Description Minsec System ResetReference Main Screen Diagnostic Screen Back button provides navigation back to the chiller screen Operator Interface Condenser Report Items Units Reports Evaporator Report items UnitsMotor Report Items Units Compressor Report Items UnitsRPM Purge Report Items UnitsAshrae Chiller Log Units Historic Diagnostics LogRLA PPMChilled Water Setpoint Mode Overrides Feature SettingsDescription Units Default Monitor Value ChillerDescription Units Default Display SettingsPurge Operator Interface Operator Interface Operator Interface Operator Interface Operator Interface Inter Processor Communications IPC3 Interprocessor CommunicationIPC3 Definitions Bus Management BindingControl System Components Control panel components layout and approximate dimensionsControl System Components Control Panel Devices Head Relief Request Output Machine Shutdown Manual Reset MMRCompressor Running Relay OpstExop Refrigerant Monitor Input 1A17Hgbp Hot Gas Bypass Option Frcl Free Cooling OptionTrmm TRM4 Tracer Comm 4 interface Cdrp Condenser Refrigerant Pressure OutputTemperature based Condenser Pressure OutputPressure based Refrigerant Differential Pressure Indication Output Gbas Generic Building Automation System GbasPercent RLA Output External Chilled Water Setpoint Ecws Module CharacteristicsExternal Current Limit Setpoint Wpsr WFC Water Pressure Sensing Option1A13, 1A18, 1A19, 1A20 Dual Binary input module 1A8, 1A9, 1A11, 1A12 Quad Relay Output Status1A14 Communication interface Module Comm +Recommended Length to Run external Output signals 1A15, 1A16, 1A17, 1A21 Dual Analog Input/output ModuleAnalog Input Unit mounted devices Control Sequence of Operation Electrical SequenceUCP and Wye-Delta Starter Control Circuits Delay time 200 msec. Opens 2K1 Control Sequence of Operation Test and start timing sequence AFD Machine Protection Adaptive Control Momentary Power Loss MPL ProtectionOverload trip time versus percent RLA Current Overload ProtectionPhase Loss Protection Current Limit ProtectionReverse Rotation Protection Differential to Start or Stop SoftLoadingMinimum and Maximum Capacity Limit Evaporator Limit Leaving Water Temperature CutoutMain Processor Software Revision 6.0 and higher Low Refrigerant Temperature CutoutCutout strategy Condenser Limit Evaporator Variable Flow CompensationRestart Inhibit Restart Inhibit Start to Start Time SettingRestart Inhibit Free Starts Clear Restart InhibitHigh Vacuum Lockout Oil Temperature Control Outdoor Air Temperature Controls Chilled Water Reset CWRMaximum Reset Return WaterDegrees of Reset Values for start reset typesConstant Return EquationOutdoor air temperature versus degrees of reset Reset RatioReset function for return CWR Reset Ratio = 50% Return CWR Unit Start-Up Procedures Unit StartupDaily Unit Start-Up Live Electrical Components Before changeover to heating modeToxic Hazards Seasonal Unit Start-UpUnit Shutdown Unit Shutdown ProceduresOil Pump Heater Operation Seasonal Unit ShutdownDaily Maintenance and Checks Periodic MaintenanceMoisture Contamination Record Keeping FormsNormal Chiller Operating Characteristics Weekly MaintenanceHazardous Voltage w/ Capacitors Every 3 MonthsAnnual Maintenance Off-Season MaintenanceOil Change Procedure Oil MaintenanceHeater Damage Compressor Oil Change onReplacing Oil Filter Oil Filter ReplacementOil Supply System Problems MaintenanceOther Maintenance Requirements LubricationFront View with Refrigerant Pump Do not Leave Grease Fittings InstalledRefrigerant Charge Contains RefrigerantLeak Testing Recovery and Recycle ConnectionsCleaning the Condenser Proper Water TreatmentCleaning the Evaporator Control Settings AdjustmentsUnit Corrosion Damage Unit Preparation Purge SystemHazardous Voltage w/ Capacitors 100 101 102 103 104 105 106 107 108 109 110 111 Trane