Sterling SCW Series installation manual Safety Considerations, Wear Safety Glasses and Work Gloves

Page 3

Safety Considerations

Sterling SCW Series central chilling stations are designed to provide safe and reliable operation when installed and operated within design specifications, following national and local safety codes.

To avoid possible personnel injury or equipment damage when installing, operating, or maintaining this equipment, use good judgment and follow these safe practices:

;Only PROPERLY TRAINED personnel familiar with the information within this manual should work on this equipment.

;Follow all local SAFETY CODES.

;Wear SAFETY GLASSES and WORK GLOVES.

;Disconnect and/or lock out power before servicing or maintaining the chiller.

;Use care when LOADING, UNLOADING, RIGGING, or MOVING this equipment.

;Operate this equipment within design specifications.

;OPEN, TAG, and LOCK ALL DISCONNECTS before working on equipment. Sterling recommends following OSHA Lock-Out/Tag-Out Standard 29 CFR 1910.147.

;Make sure the unit is properly GROUNDED before switching power on.

;When welding or brazing in or around this equipment, be sure VENTILATION is ADEQUATE. PROTECT adjacent materials from flame or sparks by shielding with sheet metal. An approved FIRE EXTINGUISHER should be close at hand and ready for use if needed.

;Do not jump or bypass any electrical safety control.

;Do not restore power until all tools, test equipment, chiller and related equipment have been removed.

SCW Series Central Chilling Stations

Page 3 of 77

Image 3

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