White Rodgers UP310 - Page 17

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4.3 Identify system conguration
Your wiring can help to determine the type of heating and cooling equipment installed in your home. Before attaching
thefrontcover,usethefollowingchart,andchecktheboxnexttothesettingsthatmatchyournewthermostat’s
wiring. This information will be used in Step 4.5tocongureyourthermostat.
Thermostat Terminals
with attached wires
Outdoor Equipment Setting (Used in 4.5)
▢
No wire on thermostat terminal Y No air conditioner / no heat pump AC0
▢
Y (no O/B) Single stage air conditioner AC1
▢
Y, Y2 (no O/B) Two stage air conditioner AC2
▢
Y, O/B Single stage heat pump HP1
▢
Y, Y2, O/B Two stage heat pump HP2