White Rodgers 1F90W-71 manual Set Current Time and Day, Press and hold either, Until

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Set Current Time and Day

SET

1. Press CLOCK once. The display will show

minutes only.

EXAMPLE:

2.	Press and hold either	TIME	or	TIME	until
2.	Press and hold either	FWD	or	BACK	until
	you reach the correct minutes.
3.	SET
3.	Press CLOCK once. The display window will
	show the hour only.
	EXAMPLE:
4.	Press and hold either	TIME	or	TIME	until
4.	Press and hold either	FWD	or	BACK	until

you reach the correct hour and AM/PM designation (AM begins at midnight; PM begins at noon).

5. Press DAYSET once. The display will show the

day of the week as an abbreviation (MO for Monday, TU for Tuesday, etc.).

6. Press and hold either	TIME	or	TIME	until
	FWD		BACK

you reach the current day of the week.

7. Press PRGMRUN once. The display will show the correct time and room temperature alter- nately.

Enter Heating Program

During programming, if you don’t press any buttons for 5 minutes, the thermostat will enter the HOLD mode and will maintain a constant temperature. The display will revert to the alternating time/temperature display. To re- sume programming after this happens, press

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Contents 1F90W-71 About Your New Thermostat Your NEW Thermostats Programming Your Questions and AnswersOperating Your Thermostat Your NEW THERMOSTAT’S Features Operating Your Thermostat Back of The Thermostat Body Parts of the ThermostatBack of Thermostat Body Display System Time SET Used with Thermostat ButtonsButtons to 11 12 Operating Features EMR on Automatic Changeover TWO Hour Temperature OverTo change the thermostat to the next Advance Program KEY PressConvertibility Press Time At the same time again Adjust anticipation. PressUse To returnHEAT-OFF-COOL-AUTO Total Keypad Lockout Limited Temperature RangeProgramming Your Thermostat Your Home Period Time Temp Entering Your Program Heating/Cooling Schedule Plan Sample Press and hold either Set Current Time and DayUntil Enter Heating ProgramPrgm to resume program operation Enter Cooling Program Check Your Programming Ming Your Thermostat How can I permanently change a part of my program?Programming Your Thermostat Erating Your Thermostat Why can’t I program the thermostat in the Auto mode?Gramming Your Thermostat Thermostat immediately, press Display is flashing BATTERY. What does this mean? See Operating Your THERMO- Stat Why is the system turning on and off so frequently seldom?Programming Your THERMO- Stat Ating Your ThermostatAny time you wish to turn your system off Simply press Is displayed, put the thermostat back on Part No -5088A