Data Aire LCS - Page 4

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Table of Contents, continued

4.0 INSTALLATION OF REMOTE OUTDOOR HEAT EXCHANGER - (continued)

4.5 Air Cooled Condensers - Model DARC ..........................................................................18

4.5.1 Fan Speed Control .........................................................................................................18

4.5.2 Ambient Thermostats .....................................................................................................18

4.6 Fluid Coolers - Model DAFC ..........................................................................................19

4.6.1 Fluid-Sensing Thermostats ............................................................................................ 19

4.6.2 Energy Saver Cooling ....................................................................................................19

5.0 CHARGING .....................................................................................................................20

5.1 Voltage Phase Check ............................................................................................................ 20

5.1.1 Evaporator ......................................................................................................................20

5.1.2 Secondary Heat Exchanger ........................................................................................... 20

5.2 Air Cooled Systems ........................................................................................................20

5.2.1 Split Indoor Air Cooled Systems Charging ..................................................................... 20

5.2.2 Fan Speed Control System Charging............................................................................. 21

5.2.3 Flooded System Charging .............................................................................................. 21

5.3 Water/Glycol Cooled Systems ........................................................................................23

5.3.1 Water/Glycol Cooled Systems Charging ........................................................................23

5.4 Refrigerant Handling ......................................................................................................23

5.5 Important Refrigeration Components ............................................................................. 23

5.5.1 Expansion Valve .............................................................................................................23

5.5.2 High Pressure Cutout Switch ........................................................................................ 24

5.5.3 Low Pressure Cutout Switch ..........................................................................................24

6.0 GLYCOL SYSTEMS .....................................................................................................24

6.1 Glycol Concentration ......................................................................................................24

6.2 Internal (Fluid) Volume ...................................................................................................24

6.3 Fluid Cooler Internal Volume ..........................................................................................24

6.4 Copper Piping Internal Volume....................................................................................... 25

6.5 Freezing Point of Aqueous Solutions .............................................................................25

7.0 CONTROLS ....................................................................................................................25

7.1 Mini DAP II Microprocessor Control Panel ..................................................................... 25

7.2 Optional Mini DAP III Microprocessor Control Panel ...................................................... 25

7.3 Optional DAP III Microprocessor Control Panel .............................................................25

7.4 Secondary Heat Exchangers.......................................................................................... 26

7.5 Wiring Diagrams .............................................................................................................26

8.0 REGULAR MAINTENANCE ITEMS

8.1 Air Filters ........................................................................................................................27

8.2 Belts ...............................................................................................................................27

8.3 Bearings .........................................................................................................................27

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