User Guide

7
Operating Your Thermostat
Setting the System Control Mode
TheSystemControlhasseveralmodesof
operationthatcanbeselectedbymovingthe
SYSTEMswitchtooneofthreepositions.
COOL Onlyyourcoolingsystemwilloperate
OFF Heatingandcoolingsystemsareoff
HEAT Onlyyourheatingsystemwilloperate
Additional System Control Mode (Model 2200NC Only):
EMER Operatesabackupheatsource(EmergencyHeat)forheatpump
 systemsonly
NOTE: If your model 2200NC was set to a
conventional system (NORM) then you will
not have the EMER (emergency heat) option
and “NO AUX SET” will flash in the display if
EMER is selected with the system switch.
Setting the Fan Control Mode
TheFanControlhas2modesofoperation–AUTOandON.Themodecan
beselectedbymovingtheFANswitch.
AUTO Thesystemfanwillrunonlywhenyour
  heatingorcoolingsystemisrunning
ON Thesystemfanwillstayon.
Temperature Adjustment
Temporary Adjustment–Pressandholdtheorbuttontoadjustthe
currentsetpointtemperature.
Extended Adjustment–PresstheHOLDbuttonsothatHOLDappearsin
thedisplayscreen.Pressortoadjustthecurrentsettemperature
(See“ExtendedHoldPeriod”,page8).
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