Sterling A0544325 installation manual

SMC-050 to SMC-150 Series

0.5 to 1.5 hp Portable Chillers

Operation and Installation Manual

Sterling, Inc./Sterlco

P. O. Box 245018

5200 West Clinton Avenue

Milwaukee, WI 53224-9518

Tel (414) 354-0970

Fax (414) 354-6421

Part No. A0544325 Bulletin No. SC2-615.1

Contents

Main SMC-050 to SMC-150 Series 0.5 to 1.5 hp Portable Chillers Operation and Installation Manual Page Safety Considerations Table of Contents 1 2 3 Page Page 1 General Information 1-1 Introduction 1-2 Necessary Documents 1-3 Models Covered 1-4 Available Options 1-5 Uncrating Your New Chiller 1-6 In the Event of Shipping Damages 1-7 If the Shipment is Not Complete 1-8 If the Shipment is Incorrect 1-9 Returns BZ100B CURVES REPRESENT PUMP DISCHARGE ADJUSTED FOR INTERNAL BY-PASS CURVES REPRESENT PUMP DISCHARGE ADJUSTED FOR INTERNAL BY-PASS SMC050A - PROCESS PUMPS SELECTIONS Figure 3 SMC150A Process Pump Curves CURVES REPRESENT PUMP DISCHARGE ADJUSTED FOR INTERNAL BY-PASS SMC150A - PROCESS PUMPS SELECTIONS BZ150C BZ150A Figure 4 SMC Series Chiller Specifications SMC-050 8,100 4,800 1.2 SMC-150 7,444 4,690 13.6 1,118 SMC-100 4,103 2,800 9.0 746 SMC-050 2,374 1,407 4.5 373 2 Chiller Installation 2-1 Electrical Connections 2-2 Process Water Connections 2-3 SMC Condenser Air Supply 2-4 Water Reservoir Page 2-5 Overhead Process Considerations 3 Sequence of Operation 3-1 Chilled Water Circuit 3-2 Refrigeration Circuit 3-3 High Pressure Cutout 3-4 Low Pressure Cutout 3-5 Remote Start/Stop Interlock Page Figure 8 Piping Schematic 1 Pump with Reservoir Filter Legend Refrigeration lines Chilled water piping Condenser water piping End of unit piping Figure 9 Piping Schematic 1 Pump without Reservoir Legend Refrigeration lines Chilled water piping Condenser water piping End of unit piping Pump Bypass Filter Figure 10 Piping Schematic No Pump, No Reservoir Bypass Flow switch Filter Legend Refrigeration lines Chilled water piping Condenser water piping End of unit piping 4 Startup Checklists 4-1 Introduction 4-2 SMC Pre-Startup Checklist 4-3 SMC Startup Checklist Figure 11 SMC Water Circuit Pressure Drop Table 5 Microprocessor Control 5-1 Introduction 5-2 Setting the Process Water Temperature 5-3 Setting the Alarm Value Figure 12 SMC Control SP AL AL ONC 6 Optional Graphic Panel 6-1 Indicator Lights 6-2 Switches Figure 13 Optional Graphic Panel Portable Chiller SMC Series 7 Routine Maintenance 7-1 Lubrication 7-2 Condenser Maintenance Figure 15 Typical SMC Wiring Schematic ground 2 Earth Figure 16 SMC Wiring Schematic for Chillers with No Pump or Reservoir Page 8 Troubleshooting Guide Page Figure 17 SMC Spare Parts List Page Page Parts Department Sterling Service Department Sales Department Sterling/Sterlco