Sterling SCW Series installation manual Condenser Fan

Page 27

Condenser Fan

On SCW Series remote air-cooled units, air should be drawn through the condenser and discharge up from the condenser.

Changing fan rotation direction

•Disconnect and lock out power at the fused disconnect.

•If all fans are going backwards, reverse any two main power leads.

•If only some of the fans are going backwards, switch any two of their respective motor leads.

-Notes-

SCW Series Central Chilling Stations

Page 27 of 77

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Contents SCW Series Central Chilling Stations SCW Series Central Chilling Stations Wear Safety Glasses and Work Gloves Safety ConsiderationsTable of Contents Indicator Lights and Control Switches MMI Startup ChecklistsViewing and Operating Chiller Pumps Charts and Figures Necessary Documents IntroductionModels Covered Standard FeaturesAvailable Options Standard Features on Remote CondensersModel Number Nomeclature Nominal water flow gpm Typical Two-Circuit 60-195 Ton Water Cooled Chiller460/3/60 Vf 460/3/60 Typical Two-Circuit 60-195 Ton Remote Air Cooled ChillerScwr Series Remote Condenser Models Event of Shipping Damages Unpacking and InspectionBill of lading Packing list If the Shipment is Not CompleteIf the Shipment is Not Correct ReturnsUncrating Your New Chiller SCW Series Central Chilling Stations Making Electrical Connections Installation Location ConsiderationsCheck Compressor Rotation Before Starting Unit Piping Considerations Making Process Water ConnectionsTo Process Making Tank Piping Connections Making Water-Cooled Condenser Connections Water Connection Sizing ConsiderationsGalvanic Corrosion Considerations Water Treatment ConsiderationsInstalling the Remote Air-Cooled Condenser Condenser WaterCondenser Water Out Checking Motor Direction CompressorWater Pump Condenser Fan Lead-Lag Pumps AlarmsStaging Lead-Lag CompressorsChilled Water Circuit Refrigeration CircuitFreezestat Control Percent by Freezing Protection CurveLow Pressure Cutout Flow SwitchHigh pressure cutout setting High Pressure CutoutOptional Condenser Water Manifold Control NozzleControl Probe Chilled Water ManifoldSCW Series Central Chilling Stations Water-Cooled SCW Series Startup Checklist Startup ChecklistsSCW Series Central Chilling Stations Water-Cooled SCW Series Startup Remote Air-Cooled SCW Series Startup Checklist SCW Series Central Chilling Stations Fan Set on Set off Number Psi KPa Bars Remote Air-Cooled SCW Series StartupShutdown Determining Flow RateGraphic Panel Devices Indicator Lights and Control Switches MMISCW Series Central Chilling Stations Using the Standard Operator InterfaceOperator Interface Introduction SCW Series Standard Control Panel Using the SCW Series Standard Operator InterfaceViewing and Operating Chiller Pumps Viewing and Setting System Temperatures Viewing Active Alarms and Handling Alarm ConditionsSetting System Temperatures Using the Advanced Touchscreen InterfaceTouchscreen Interface Introduction MMI Using the SCW Series Advanced Touchscreen Interface Main Menu Screen Viewing Compressor StatusChiller Status Screen Chiller Configuration Screen SCW Series Central Chilling Stations Compressor Run Time Display Screen Viewing Chiller Pump Status Pump Status Screen Pump Enables Screen Pump Run Time Display Screen Pumps Alarm Condition Screen Viewing and Setting System Temperatures System Status Screen Temperature Input Display Screen Water-Cooled Condenser MaintenanceLubrication Remote Air-CooledRecommended Pump Tank Spare Parts Evaporator MaintenancePump Motor Seal Makeup ValvePreventive Maintenance Service SCW Series Central Chilling Stations Troubleshooting Problem Possible Cause Solution Verify proper rotation if Service Notes Determining Flow Rate IndexSCW Series Central Chilling Stations Service Notes Service Notes Service Notes Parts Department Technical Assistance