White Rodgers 1F84-51 User Manual

5

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.

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.

1

(Red arrow) Raises temperature setting.

2

(Blue arrow) Lowers temperature setting.

3

SET TIME/SET TEMP button.

4

VIEW PRGM (program) button.

5

RUN PRGM (program) button.

6

HOLD TEMP/ADV DAY button.

7

FAN switch (ON, AUTO).

8

SYSTEM switch (COOL, OFF, HEAT, EMER).

9

Indicates day of the week.

10 HEAT is displayed when the SYSTEM switch is in the

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

11 Alternately displays current time and temperature.

12 EMERGENCY is displayed when the SYSTEM switch is in

the EMER position.

13 Displays currently programmed set temperature (this is

blank when SYSTEM switch is in the OFF position).

14 The word HOLD is displayed when the thermostat is in the

HOLD mode.

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

SET TEMP

ADV DAY

3

2

1

4

5

6

7

8

EMER

MALF

AUX

SU

HOLD

SA

COOL

EMERGENCY

AM

MO TU WE TH FR

HEAT

9

9

10

10

12

11

13

14

11

COOL

EMER

OFF

HEAT

AUTO

SET TIME VIEW PRGM RUN PRGM HOLD TEMP

FAN ON

temperature at the selected temperature until the next
program period begins. Then the thermostat will automati-
cally revert to the program.

• HOLD TEMPERATURE — The thermostat can hold any

temperature within its range for an indefinite period, without
reverting to the programmed temperature. Press HOLD
TEMP/ADV DAY button. HOLD will be displayed. Then

choose the desired hold temperature by pressing 

 or 

.

The thermostat will hold the room temperature at the
selected setting until you press RUN PRGM button to start
program operation again.

•

°

°

C CONVERTIBILITY — Press SET TIME/SET TEMP

and HOLD TEMP/ADV DAY 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

°

 range) as follows:

1. Press VIEW PRGM and HOLD TEMP/ADV DAY 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 operation.

• COPY DAY FUNCTION — This feature allows Monday’s

program to be copied into the rest of the week’s program-
ming. This feature is only available the first time you
program your thermostat. To use this feature, simply
enter the program for Monday as described in PROGRAM-
MING YOUR THERMOSTAT, and then press RUN PRGM.