Liebert 205 251, 104 165, 308 415, 1010, 510 616 830 manual System Maintenance

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System Maintenance

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Contents Liebert Air Cooled, Direct Drive Condensers On condensers with VFD Control, Lee-temp receivers, Three-phase voltage is only voltage available as standardExample DCDF165-Y Fan Speed Control 2-8 fan models onlyTable of Contents System Maintenance OperationFan Speed Product Description and FeaturesHead Pressure Control Types Variable Frequency DriveTypical System Configurations Sound Level OptionsTransient Voltage Surge Suppression Option Fan Speed and VFD Lee-Temp DischargeDimensions and Weights Site ConsiderationsSee for typical condenser footprint dimensions 1067 mmFour-Fan41-3/16 Condenser 1046mm Operation and component access Condenser footprint dimensionsSee for typical Typical condenser footprint-dimensions Piping connections for 6- and 8-fan Fan Speed Condensers Site Preparation Condenser physical data Quiet-Line ModelsReceiver Refrigerant Planning ValuesR-407C refrigerant required, approximate Quiet-Line Condenser ModelsEquipment Inspection Packing MaterialHandling Unit on the Skid Unpacking the UnitRemoving the Skid and Attaching Slings Attaching legs to a 6-fan or 8-fan unit StepMounting the Condenser Attaching sling to a 6-fan or 8-fan unit for movingLine Voltage Wiring Electrical Supply Preparation60Hz condenser data 50Hz condenser full load amp valuesElectrical Connections Low Voltage Control WiringLow Voltage Monitoring Wiring-TCDV Only Lee-Temp receiver electrical data, 50Hz and 60HzWye-Connected Power Supply Delta-Connected Power SupplyVFD Control Condensers Tcdv only Disconnect EMC Filter for Delta-Connected Power Electric service connection and fuse block Electrical Field Connection DescriptionsElectrical field connections for VFD control condensers Inspection and Installation Refrigeration Piping Connections Piping GuidelinesField Piping Installation VFD and Fan Speed Control condenser pipingLee-Temp head pressure control condenser piping Single Circuit Shown General arrangement-Air cooled models with Lee-Temp controlSystem Dehydration/Leak Test and Charging Procedures Piping Moving and Placing EquipmentElectrical OtherStartup Checklist StartupGeneral Procedures System MaintenanceWhen to Clean Special ProceduresCondenser Cleaning How to CleanCondenser Electrical Panel Condenser Electric Panel Maintenance Inspection ChecklistMonthly Semiannually Condenser Fan MotorsTroubleshooting Symptom Possible Cause Check or RemedySystem Maintenance System Maintenance Page Ti n Ne tIti That