Sterling SCW Series installation manual Pump Run Time Display Screen

Page 58

toggle the state of the pump from the ON-LINE to OFF-LINE state.

Setting Pump Lead/Lag Times and Activating Pump Lead/Lag Operation

While in the Configuration Menu, the pump lead/lag (rotation) can be enabled or disabled. Simply press the Process or Recirculation Pump Interval button on the screen to toggle between Enabled and Disabled.

The interval between rotating pumps may also be setup in this screen. Press the CW Pump Rotation Interval button to bring up the time entry screen. Acceptable range is 50-200 hours.

Viewing Pump Run Times

From the Main Menu, use the Up or Down buttons to highlight either the “Chilled Water Process Pump Hourmeters” or “Chilled Water Recirc Pump Hourmeters” menu. Then

press ↵ to display the hourmeters.

Note: This is a complete list of all pumps that may be included in the system. Any pump that is not included in the system will not accumulate time.

The Pump Run Time screen displays:

Figure 14

Pump Run Time Display Screen

Page 58 of 77

SCW Series Central Chilling Stations

Image 58

Contents SCW Series Central Chilling Stations SCW Series Central Chilling Stations Safety Considerations Wear Safety Glasses and Work GlovesTable of Contents Startup Checklists Indicator Lights and Control Switches MMIViewing and Operating Chiller Pumps Charts and Figures Introduction Necessary DocumentsStandard Features Models CoveredStandard Features on Remote Condensers Available OptionsModel Number Nomeclature Typical Two-Circuit 60-195 Ton Water Cooled Chiller Nominal water flow gpm460/3/60 Vf Typical Two-Circuit 60-195 Ton Remote Air Cooled Chiller 460/3/60Scwr Series Remote Condenser Models Unpacking and Inspection Event of Shipping DamagesReturns If the Shipment is Not CompleteIf the Shipment is Not Correct Bill of lading Packing listUncrating Your New Chiller SCW Series Central Chilling Stations Installation Location Considerations Making Electrical ConnectionsCheck Compressor Rotation Before Starting Unit Making Process Water Connections Piping ConsiderationsTo Process Making Tank Piping Connections Water Treatment Considerations Water Connection Sizing ConsiderationsGalvanic Corrosion Considerations Making Water-Cooled Condenser ConnectionsCondenser Water Installing the Remote Air-Cooled CondenserCondenser Water Out Compressor Checking Motor DirectionWater Pump Condenser Fan Lead-Lag Compressors AlarmsStaging Lead-Lag PumpsRefrigeration Circuit Chilled Water CircuitFreezestat Control Freezing Protection Curve Percent byHigh Pressure Cutout Flow SwitchHigh pressure cutout setting Low Pressure CutoutChilled Water Manifold Control NozzleControl Probe Optional Condenser Water ManifoldSCW Series Central Chilling Stations Startup Checklists Water-Cooled SCW Series Startup ChecklistSCW Series Central Chilling Stations Water-Cooled SCW Series Startup Remote Air-Cooled SCW Series Startup Checklist SCW Series Central Chilling Stations Remote Air-Cooled SCW Series Startup Fan Set on Set off Number Psi KPa BarsDetermining Flow Rate ShutdownIndicator Lights and Control Switches MMI Graphic Panel DevicesSCW Series Central Chilling Stations Operator Interface Using the StandardOperator Interface Introduction Using the SCW Series Standard Operator Interface SCW Series Standard Control PanelViewing and Operating Chiller Pumps Viewing Active Alarms and Handling Alarm Conditions Viewing and Setting System TemperaturesSetting System Temperatures Touchscreen Interface Using the AdvancedTouchscreen Interface Introduction MMI Using the SCW Series Advanced Touchscreen Interface Viewing Compressor Status Main Menu ScreenChiller 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 Remote Air-Cooled Condenser MaintenanceLubrication Water-CooledMakeup Valve Evaporator MaintenancePump Motor Seal Recommended Pump Tank Spare PartsPreventive Maintenance Service SCW Series Central Chilling Stations Troubleshooting Problem Possible Cause Solution Verify proper rotation if Service Notes Index Determining Flow RateSCW Series Central Chilling Stations Service Notes Service Notes Service Notes Technical Assistance Parts Department