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Table of Contents
1.0 Installation
1.1 Room Considerations ......................................................................................6
1.2 Inspection ........................................................................................................6
1.3 Locating the unit ..............................................................................................6
1.3.1 Vertical airfl ow units ..............................................................................7
1.3.2 Air cooled packaged units .....................................................................7
1.3.3 Horizontal airfl ow units..........................................................................8
1.3.4 Indoor condensers and condensing units .............................................8
1.4 Paper work ......................................................................................................8
1.5 Storage ............................................................................................................8
1.6 Model identifi cation ..........................................................................................9
2.0 Piping
2.1 Split air cooled unit piping ..............................................................................10
2.1.1 Discharge lines ...................................................................................10
2.1.2 Liquid lines ..........................................................................................10
2.1.3 Suction lines ........................................................................................ 11
2.1.4 Connection sizes, aif cooled units ...................................................... 11
2.1.5 Field piping - remote condenser ......................................................... 11
2.1.6 Field piping - remote condensing unit .................................................12
2.2 Water/glycol unit piping
2.2.1 Field piping - water/glycol system .......................................................12
2.2.2 Connection sizes - water/glycol system ..............................................13
2.2.3 Connection sizes - fl uid coolers (dry coolers) .....................................13
2.3 Auxiliary chilled water coil piping ...................................................................14
2.4 Condensate drain piing ..................................................................................14
2.5 Humidifi er piping ............................................................................................14
2.6 Leak testing ...................................................................................................14
2.7 Evacuation .....................................................................................................15
3.0 Electrical connections
3.1 Electrical service ............................................................................................16
3.2 Nameplate rating ...........................................................................................16
3.3 Grounding ......................................................................................................16
3.4 Voltage tolerance ...........................................................................................16
3.5 Auxiliary control wiring ...................................................................................16
3.6 Remote shutdown ..........................................................................................17
3.7 Remote alarm contacts ..................................................................................17
3.7.1 Mini DAP II units .................................................................................17
3.7.2 Mini DAP III units ................................................................................17
3.8 Remote sensors ............................................................................................17
3.8.1 Mini DAP II units .................................................................................17
3.8.2 Mini DAP III units ................................................................................18
3.9 Condensate pumps .......................................................................................18