OwnerÕs ManualSINCE 1 8 8 6®44300/44350
Each wire coming from the wall to the existing thermostat is connected to a terminal point onthat thermostat. Each of these terminal points is usual
Wire LabelingRHGYWRCRHRHRCRCGGYYWWand connect to thermostatTerminal shownthen mark wire with label shownIf the code letter on yourexisting thermostat
12-13InstallationNOTE: If your thermostat has one wire marked R or RH (4-wire system), then leavethe jumper wire between the RH and RC terminals. Othe
Snap open the wallplate from your thermostat by pressing the release tab on the bottom ofthe thermostat.Position wallplate on wall and pull existing w
The heating system selector and the F°/C° selector switches are located on the PrintedCircuit Board. Heating system selectorThe heating system selec
Be sure to tighten the terminal screws securely, otherwise a loose wire could cause operationalproblems with your system or thermostat. Push excess
Programming1Remove mylar label covering displaywindow.2When the heating or cooling system isactually operating, “HEAT” or “COOL”will appear on the dis
Press and hold until current hourappears on display. Press and hold until currentminutes appear on display. Press until current day appearson disp
ProgrammingStudies conducted by the Department ofEnergy estimate that setting your thermostatback 10°F for two 8-hour periods duringwinter can reduce
NOTE: The thermostat program will NOTtake effect immediately afterprogramming of your thermostat but atthe next programmed time/temperaturechange. The
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ProgrammingBefore programming or changing theprogram, use this Personal Program Scheduleto determine which times and temperaturesettings will best sat
Your thermostat can be programmed in twodifferent ways.1. Auto-program method2. Manual methodBefore programming, position theHEAT/OFF/COOL selector to
ProgrammingWeekdayPrograms Normal display of time, temper-ature, and day of the week. Selects days M to F for same setof 4 programs each day.PROGDAY
Press once to changetemperature to 69°F. Weekday program 1 is complete. Press PROG to move toprogram 2, 3, and 4 and followthe same stepsM T W
Programming SA and SU will have sameprogram.M T W TH F SA SUSET TEMP HOLD TEMP83:00 68cAMPM1234FILTERLO BATHEAT COOL M is selected, program
T is selected.M T W TH F SA SUSET TEMP HOLD TEMP80:00 68cAMPM1234FILTERLO BATPROGDAYHEAT COOL W is selected.M T W TH F SA SUSET TEMP
ProgrammingWeekdayProgram Normal display of current time,temperature, and day of week. 1st weekday program is displayed. Program indicator (1) appe
To Review The Current Temperature Setting:Press for 2secondsor less:or Current time and temperatureM T W TH F SA SUSET TEMP HOLD TEMP89:15 6
Programming Press arrow to display currentset and room temperatures.M T W TH F SA SU89:68 60cAMPMHEAT COOL1234FILTERLO BATM T W TH F SA S
In the event you wish to hold your manualoverride for vacation or just an extended period of time, follow the temporary manualoverride instructions on
We are pleased you have selected one of our broad line of home comfort products. Ourproducts are manufactured to high quality standards and are design
Other FeaturesYour thermostat is pre-programmed at thefactory to cycle when the temperature rises1° above or 1° below the temperaturesetting. It canno
Operations72.7I.70.Your thermostat also keeps a record of thenumber of hours your filter has been in use.To maximize energy efficienty, change orclean
TroubleshootingProblem SolutionSCRAMBLED OR DOUBLE DISPLAY(numbers over numbersNO DISPLAYENTIRE DISPLAY DIMSPROGRAM DOES NOT CHANGE AT YOURDESIRED SET
HEATING OR COOLING DOES NOT GOON OR OFFERRATIC DISPLAYIF UNIT CONTINUES TO OPERATE IN OFFPOSITIONTHERMOSTAT READS , HI, LOPERMANENTLY1. Check that fun
34-35Wiring Diagrams4-wire Heat/Cool System5-wire Heat/Cool SystemTHERMOSTATGWYRHRCHeat Relayor ValveHeat/CoolTransformerFanRelayCoolContactorJumperTH
2-wire Heat Only3-wire Cool Only3-wire Heat OnlyTHERMOSTATGWYRHRCHeat Relayor ValveHeatTransformerTHERMOSTATGWYRHRCHeat Relayor ValveHeatTransformerFa
Read This Before Installing ThermostatIMPORTANT1Read the entire installation section of thisOwner’s Manual thoroughly before you beginto install or op
This thermostat is designed to optimize the use of your heating and cooling equipment. Itdoes this by matching your comfort (the temperatures in your
LIGHT6-7FeaturesManual switch for turning on heating andcooling system.Display backlight for viewing in the dark. (Feature found only on certain model
Changes the clockinto 12 or 24 hour(military) mode.(Model 44300)HOLD/CLEAR button.(Model 44350)For entering minute of day.For reviewingand changingwee
This thermostat comes with two #8 slotted screws and two wall anchors for mounting. Toinstall your unit, you should have the following tools and mater
TYPICAL HOME THERMOSTATSFIGURE 1Wall Mounting Plate Thermostat CoverWall Mounting Plate Thermostat Cover
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