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4
System Testing
Warning
Read Before Testing
• Donotshort(orjumper)acrossterminalsonthegasvalveoratthe
heatingorcoolingsystemcontrolboardtotestthethermostatinstalla-
tion.Thiscoulddamagethethermostatandvoidthewarranty.
• DonotselecttheCOOLmodeofoperationiftheoutsidetemperature
isbelow50ºF(10ºC).Thiscouldpossiblydamagethecontrolledcool-
ingsystemandmaycausepersonalinjury.
• Thisthermostatincludesanautomaticcompressorprotectionfeatureto
avoidpotentialdamagetothecompressorfromshortcycling.When
testingthesystem,makesuretotakethisdelayintoaccount.
NOTE: The compressor delay can be bypassed by pressing the reset button
on the front of the thermostat. All user settings will be returned to factory
default.
1 MovetheSYSTEMswitchtoHEATmode.
2 Presstoraisethesettemperatureaminimumof3degreesabove
thecurrentroomtemperature.Thesystemshouldstartwithinafew
seconds.Withagasheatingsystem,thefanmaynotstartrightaway.
3 MovetheSYSTEMswitchtotheOFFmode.Allowtheheatingsystemto
fullyshutdown.
4 MovetheSYSTEMswitchtotheCOOLmode.
5 Presstolowerthesettemperatureaminimumof3degreesbelow
thecurrentroomtemperature.Thesystemshouldstartwithinafew
seconds(unlesscompressorshortcycleprotectionisactive–See
noteabove).
6 MovetheSYSTEMswitchtotheOFFmode.Allowthecoolingsystemto
fullyshutdown.
7 MovetheFANswitchtotheONmode.Thesystemfanshouldstart
withinafewseconds.
8 MovetheFANswitchtotheAUTOmode.Allowthesystemfanto
turnoff.
5
Setting User Options
Advanced User Options
Useroptionsallowyoutocustomizesomeofyourthermostatsfeatures.
Mostuserswillnotneedtomakeanychangestothesettingsin
thissection.
To access the User Options menu, hold down both the and buttons
for approximately 3 seconds until the screen changes and displays
the first User Option.
PresstheorbuttontochangethesettingforthedisplayedUserOption.
Afteryouhavemadeyourdesiredsetting,pressandtogetherto
advancetothenextUserOption.
Thethermostatwillreturntonormalmodeafteryourlastuseroptionis
madeorafternokeyshavebeenpressedfor5seconds.