White Rodgers 1f81-51 specifications Operation, Thermostat Base, Operating Features, Display

Before you begin programming your thermostat, you should be familiar with its features and with the display and the location and operation of the thermostat buttons. Your thermostat consists of two parts: the thermostat cover and the base. To remove the cover, gently pull it straight out from the base. To replace the cover, line up the cover with the base and press gently until the cover snaps onto the base.

THE THERMOSTAT BASE

Other than and , the following buttons and switches are

located behind the door on the bottom of the thermostat cover (see fig. 6). Pull the door down to open it.

OPERATION

1 2

SET TIME VIEW PRGM RUN PRGM HOLD TEMP FAN ON AUTO SYSTEM

COOL-OFF-HEAT

The Thermostat Buttons and Switches

1	(Red arrow) Raises temperature setting.
2	(Blue arrow) Lowers temperature setting.
3	SET TIME button.
4	VIEW PRGM (program) button.
5	RUN PRGM (program) button.

11

3	4	5	6
9		10
MO TU WE TH FR		HEAT 1+2
AM

12

78

9

SA SU

HOLD COOL 1+2

11 13 10

6	HOLD TEMPerature button.
7	FAN switch (ON, AUTO).
8	SYSTEM switch (COOL, OFF, HEAT).

The Display

9 Indicates day of the week.

10HEAT is displayed when the SYSTEM switch is in the HEAT

position. COOL is displayed when the SYSTEM switch is in the COOL position. COOL is displayed (flashing) when the compressor is in lockout mode.

11Alternately displays current time and room temperature.

12Displays currently programmed set temperature (this is blank when SYSTEM switch is in the OFF position).

13The word HOLD is displayed when the thermostat is in the HOLD mode.

OPERATING FEATURES

Now that you are familiar with the thermostat buttons and display, read the following information to learn about the many features of the thermostat.

•SIMULTANEOUS HEATING/COOLING PROGRAM STORAGE — When programming, you can enter both your heating and cooling programs at the same time. There is no need to reprogram the thermostat at the beginning of each season.

•TEMPERATURE OVERRIDE — Press or until the display shows the temperature you want. The thermostat will override current programming and keep the room temperature at the selected temperature until the next program period begins. Then the thermostat will automati- cally revert to the program.

Figure 6. Thermostat display, buttons, and switches

•HOLD TEMPERATURE — The thermostat can hold any temperature within its range for an indefinite period, without reverting to the programmed temperature. Press HOLD TEMP button. HOLD will be displayed. Then choose the

desired hold temperature by pressing or . The ther- mostat will hold the room temperature at the selected setting until you press RUN PRGM button to start program operation again.

•°F/°C CONVERTIBILITY — Press SET TIME and HOLD

TEMP buttons until the temperature display is in Celsius (°C). To display Fahrenheit (°F), repeat the process.

•TEMPERATURE DISPLAY ADJUSTMENT — Your new thermostat has been accurately set in our factory. However, if you wish, you may adjust your new thermostat tempera-

ture display to match your old thermostat. This can be accomplished (within a ±4°F range) as follows:

1.Press VIEW PRGM and HOLD TEMP buttons at the same time.

2.Press or to adjust the displayed temperature to your desired setting.

3.Press RUN PRGM to resume normal program opera- tion.

PROGRAMMING YOUR THERMOSTAT

Now you are ready to program your thermostat. This section will help you plan your thermostat’s program to meet your needs. For maximum comfort and efficiency, keep the following guide- lines in mind when planning your program.

•When heating (cooling) your building, program the tem- peratures to be cooler (warmer) when the building is vacant or during periods of low activity.

•During early morning hours, the need for cooling is usually minimal.

(Instructions continue on page 6.)

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