Install Instructions

2
Important Safety Information ......................................................3
Installation .....................................................................4
Preparation ..................................................................4
Equipment Connections ..........................................................6
Wiring the HVAC Interface Module...................................................7
1-Stage Heat and 1-Stage Cooling with Fan .........................................7
Up to 2-Stage Furnace and 2-Stage Air Conditioner ...................................8
Up to 2-Stage Hydronic Boiler and 2-Stage Air Conditioner .............................8
Up to 2-Stage Heat Pump with Auxiliary Heat ........................................9
Up to 2-Stage Heat Pump with 2-Stage Dual Fuel ....................................9
Dehumidification using a DX Coil.................................................10
Humidifier ..................................................................10
HRV/ERV Ventilator...........................................................10
Outdoor Sensor .............................................................10
Room Sensor ...............................................................11
Watts FloodSafe Water Detector Shutoff ...........................................11
Startup ......................................................................11
Home Screen .................................................................12
Symbols .....................................................................12
User Settings..................................................................13
Away......................................................................13
Schedule ..................................................................13
Display ....................................................................14
Time ......................................................................15
Fan .......................................................................15
Installer Settings ...............................................................16
Setup .....................................................................16
Setup - Toolbox .............................................................16
Setup - Temp ...............................................................17
Setup - Sensors .............................................................19
Setup - Alerts ...............................................................20
Setup - Relays ...........................................................20–22
Setup - Humidity.............................................................23
Setup - HRV / ERV Ventilation...................................................24
Sequence of Operation ..........................................................25
Heating and Cooling Operation ...............................................25-27
Relative Humidity Operation ....................................................28
HRV / ERV Ventilator Operation..................................................28
Heat Pump Loop Valve Operation ................................................28
Error Messages .............................................................29–30
Technical Data .................................................................31
Limited Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Table of Contents