2 | CA Model
CA Model8733942456 (2016/04) Subject to change without prior notice
CONTENTS
Model Nomenclature..........................................................3
Key to Symbols...................................................................4
Safety Warnings.................................................................4
Standard Package..............................................................5
Initial Inspection................................................................5
General Description...........................................................5
Moving and Storage...........................................................5
Location............................................................................5
Installation........................................................................6
Piping ...............................................................................6
Supply and Return Piping...............................................6
Condensate Piping........................................................6
Hose Kits.....................................................................6
Electrical ..........................................................................7
Safety Devices and the UPM Controller ...............................7
CUC Solid State Console Unit Controller)...........................9
Application considerations...............................................10
Well Water Systems ...................................................10
Ground Water Loop Applications...................................10
Water Quality...................................................................11
Water Quality Table.....................................................12
UPM Sequence of Operation.............................................13
Sequence of Operation ....................................................14
Cooling Mode............................................................14
Heating Mode............................................................14
Cooling Tower/Boiler Systems.......................................... 14
Geothermal (Earth-Coupled) Systems ..........................14
System Checkout.............................................................14
Unit Start-up ...................................................................15
Troubleshooting ..............................................................15
Blower Performance Data.................................................17
PSC Motor ( Electrical Data Table-PSC Blower Motor)..........18
Water Side Pressure Drop.................................................18
Operating Temperatures & Pressures.................................19
Wiring diagrams ..............................................................20
Schematic.......................................................................22
Dimensions......................................................................23
Standard Length.........................................................23
Extended Length........................................................24
Unit Check-Out Sheet ...................................................... 25
Customer Data.......................................................... 25
Unit Nameplate Data.................................................. 25
Operating Conditions................................................. 25
Auxiliary Heat ........................................................... 25
Maintenance................................................................... 26
Information On Decommissioning......................................26
Terminology ................................................................... 27