Table of Contents
Introduction............................................................................................................................................................ 4
Standard and Optional Features ......................................................................................................................... 4
Standard Features ........................................................................................................................................... 4
Optional Features............................................................................................................................................. 4
General Safety Information.................................................................................................................................. 5
Safety Recommendations.................................................................................................................................... 6
Regulatory Compliance and Testing ................................................................................................................... 7
Unpacking............................................................................................................................................................ 7
Controls and Components ................................................................................................................................... 8
Control System .................................................................................................................................................... 8
Control Panel ................................................................................................................................................... 8
Power Switch / Disconnect .............................................................................................................................. 8
Temperature Probe .......................................................................................................................................... 8
Flow Sensor ..................................................................................................................................................... 8
Flow Switch ...................................................................................................................................................... 8
Fluid Pressure Sensor ..................................................................................................................................... 8
Refrigerant Pressure Switches ........................................................................................................................ 8
Fan Cycling Switch........................................................................................................................................... 9
Reservoir Float Switch (Optional) .................................................................................................................... 9
Fluid Circulation System ...................................................................................................................................... 9
Evaporator........................................................................................................................................................ 9
Reservoir Tank................................................................................................................................................. 9
Sight Glass or Level Indicator .......................................................................................................................... 9
Pump................................................................................................................................................................ 9
Full Flow Bypass .............................................................................................................................................. 9
Y-Strainer ......................................................................................................................................................... 9
External Bypass / Shutoff Valves..................................................................................................................... 9
Process Side Stream Filter System (Optional) ................................................................................................ 9
Cooling System.................................................................................................................................................... 9
Common Cooling System Components........................................................................................................... 9
Evaporator...................................................................................................................................................... 9
Compressor.................................................................................................................................................... 9
Filter Dryer...................................................................................................................................................... 9
Sight Glass ..................................................................................................................................................... 9
Thermostatic Expansion Valve (TXV) ............................................................................................................ 9
Hot Gas Bypass Solendoid Valve ................................................................................................................ 10
Refrigerant Safety Relief Valve .................................................................................................................... 10
Air-Cooled Chillers (DA Models) .................................................................................................................... 10
Condenser.................................................................................................................................................... 10
Condensing Fan........................................................................................................................................... 10
Water-Cooled Chillers (DW Models).............................................................................................................. 10
Brazed Plate Heat Exchanger / Condenser ................................................................................................. 10
Condensing Water Regulating Valve ........................................................................................................... 10
Receiver ....................................................................................................................................................... 10
Component Identification................................................................................................................................... 11
Front - All Models ........................................................................................................................................... 11
5 HP and 7.5 HP Chillers - Rear .................................................................................................................... 11
10 HP Chillers - Rear ..................................................................................................................................... 12
Installation and Startup ...................................................................................................................................... 13
Site Requirements ............................................................................................................................................. 13
Ambient Temperature and Relative Humidity ................................................................................................ 13
Location.......................................................................................................................................................... 13
Clearance....................................................................................................................................................... 13
Electrical Power ................................................................................................................................................. 14
Signal Inputs/Outputs ........................................................................................................................................ 15
Remote On / Off ............................................................................................................................................. 15
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