Table of Contents
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CONTENTS
Model Nomenclature..........................................................3
General Description...........................................................4
Moving and Storage...........................................................4
Initial Inspection................................................................5
Location............................................................................5
Water Quality ....................................................................6
Installation........................................................................7
Duct Flanges ...............................................................7
Mounting Vertical Units.................................................7
Mounting Horizontal Units .............................................7
Hanging Bracket Kit.......................................................8
Converting Horizontal Supply Air Configuration ..................9
Condensate Connections ...................................................9
Duct System......................................................................9
Piping .............................................................................10
Electrical - High Voltage ...................................................11
Models with Dual Power Supplies.................................11
460 V Models with Constant Air Flow Motors .................11
Transformer Settings for 208/230 V Units ....................11
Electrical - Low Voltage ....................................................11
Unit Controls - UPM .........................................................12
ECM Interface Board ..................................................12
Airflow selector..........................................................13
Dehumidification Method Selector ...............................13
Sequence of Operation ...............................................14
General ....................................................................15
Cooling and Heating Modes .........................................15
UPM Safety Features ..................................................15
Options...........................................................................19
Extended Range Option ..............................................19
Unit Mounted Non-Fused Disconnect Switch..................19
Hot Gas Reheat..........................................................19
DDC Controls ............................................................19
Internal 2-Way Water Valve .........................................19
Application Considerations ..............................................20
Boiler/Cooling Tower Systems .....................................20
Geothermal Closed Loop Systems................................21
Certified Performance Table ............................................22
Fan Motor Options ...........................................................23
Permanent Split Capacitor Motors (PSC).......................23
Constant Torque Motors (ECM)....................................24
Constant Airflow Motors (ECM)....................................26
Standard Blower Motor ....................................................28
Constant torque ECM blower Motor....................................29
8 733 914 818 (2014?08)
Constant CFM ECM Blower Motor......................................30
Unit Start Up................................................................... 31
Maintenance................................................................... 31
Unit Check Out Sheet................................................. 32
Troubleshooting.............................................................. 33
Temperature/Pressure Table ........................................... 38
Waterside Pressure Drop Table ........................................ 44
Water Coil Volume......................................................44
Compressor Characteristics ............................................ 45
Corner Weights (HZ) ....................................................... 46
Wiring Diagrams ............................................................. 47
Dimensional Drawings..................................................... 54
Vertical .................................................................... 54
Horizontal ................................................................ 55
Counter-Flow............................................................ 56
Notes ............................................................................. 57
Subject to change without prior notice
SV Heat PumpSeries
SV Heat Pump Series
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