White Rodgers 1F95-371 Owner's Manual

Thank you for purchasing
your new Comfort-Set 90

Series thermostat. Your new
White-Rodgers thermostat

uses solid state micro-
computer technology to

provide precise time/tem-
perature control. This ther-

mostat offers the flexibility
to design heating and cooling

programs that fit your needs.

Adaptable to most 24 volt
residential forced air, multi-

stage (1F95-377 or 1F95-371)
or heat pump systems with

electric or fossil fuel auxil-
iary (1F95-377 or 1F94-371).

You will find information
about thermostat buttons and

display in the component
section beginning on page 2.

Instructions for optional
thermostat configuration

begin on page 4. Program-
ming information begins on
page 7. Descriptions of the

thermostat's features begin
on page 13.

We have also added thumb
tabs to help you find sections

of the manual.

1

THE THERMOSTAT BUTTONS

See inside front cover for illustration
showing button locations.

O (Blue arrow) Lowers temperature
setting (45°F or 7°C minimum)

O (Red arrow) Raises temperature
setting (99°F or 37°C maximum)

O The multi-color indicator glows:
green for 1st stage, yellow for 2ndstage,
red for emergency heat and flashing

red for malfunction condition in
system.

This button (on top of the cover)

lights the display.
O Used to initiate or review thermo-
stat programming or advance to next

program period in programming mode.
O Used with TIME _/TIME

to set the clock.

Used to adjust the time backward,

or to select the previous menu item.

Used to adjust the time forward, or

to select the next menu item.

0 Used with TIME _/TIME

to set the current day.

_) Used to advance operation to the

next program period or advance to the
next day in programming mode.

Used to manually override

programming to hold at a selected

temperature.

Used to enter and configure the

VACATION mode.

_} Selects tan operation (see The

Display _ ). This button is also used
to program the ['an to mn continuously
during a program period.

Used to set the filter change-out
time, or to reset the filter change timer.
_} Sets the system mode (HEATing,
EMERgency (Heat Pump models

only), OFF, COOLing, or AUTO-
matic changeover).

_} Used to adjust the clock one hour
[brward or back.

Used to start or return to program
operation.

THE DISPLAY
(_) Displays system mode (HEAT,

EMER, OFF, COOL, AUTO,

HOLD, or VACA). During program-

ming displays the time period (MOR,

DAY, EVE, NHT) being pro-

gramme&. In the configuration menu,
the menu item name is shown, one

word at a time (PRGM MODE,

EMR, COOL FAN DELA OFF, etc.).

_) CHECK STAT appears when the

thermostat detects certain problems

within itsel£ CHECK SYSTEM

appears when the thermostat detects
certain problems in heating or cooling
the system.

i_) Indicates the length of time

remaining in a temporary hold
condition. Also indicates the length of

time remaining in VACATION mode.

i_ Displays FAN ON when the tan is
operating continuously. Displays FAN
AUTO when the tan cycles with the

heating or cooling system. Displays
PRG FAN ON when t:an is pro-
grammed to be on during a period.

i_ Displays the setpoint temperature.
i_ Alternately displays room

temperature and time of clay.
I_ Shows the current day of the week.

When programming, shows the day(s)
being programmed.

I_) The word HEAT or COOL will
appear above or below the setpoint if

area _) is needed to display other
information.

Figure 1. The Display

[IIIN!I_I!I_I

The configuration menus allow you to
set certain thermostat operating

characteristics to your system or
personal requirements.

To enter the User Configuration menu,
press PROGRAM _ to make sure
the thermostat is in the run program

mode, then press TIME _ and
TIME _ at the same time. The

display will show the first item in the
configuration menu.

The following charts (pages 5 & 6)
describe each item on the menus. Press

TIME _ to move forward to the
next item in the menu or TIME

to move backward to the previous
item. Set these according to your

personal preference using _ or

. To enter the Keypad Lock

menu, while in the User Menu, press
and hold TIME _ and TIME

for at least two seconds.

To exit either menu and retum to
normal operation, press PROGRAM

_. To re-enter to the User menu at
any time press PROGRAM _,
then press TIME _ and TIME

at the same time. While in the

menus, if you do not press any buttons
for two minutes, the thermostat will

revert to normal operation.

User Menu

Step Press Button(s) Displayed Press _ or _ to select: COMMENTS Ref

(Factory Default) Page

1 TIME _ 0 °F 5 LO to Adjusts temperature display higher or lower. 13

and TIME _ (room temperature) 5 HI

at same time

for 2 seconds

2 TIME _ EMR OFF Selects EMR option ON or OFF or L ON. 13

(ON) or ON L

3 TIME _ (°F) °C Adjusts temperature display to °F or °C. 14

4 TIME _ SET FAN 0 - 6 HRS Set Fan (one shot) option. Set the duration of a 14

(0) temporary fan option.

5 TIME _ BEEP OFF Turns keypad beeper ON or OFF. 14

(ON)

6 TIME _ HEAT FAST ON OFF delays starting second stage for economy. 14

(OFF) ON eliminates delay to energize second stage.

7 TIME _ COOL FAST ON OFF delays starting second stage for economy. 14

(OFF) ON eliminates delay to energize second stage.

8 TIME _ TEMP OUT ON Enables outdoor temperature sensor. Requires

(OFF) optional remote sensor connected to terminal OT 14

and remote thermistor probe.

User Menu (Continued)

9 TIME _ FORE (icon) ON Telephone RUN program feature. Requires optional 15

(OFF) X10 system.

l0 TIME _ COMP RUN TIME (Compressor run time Shows accumulated time compressor has run. 15

(00) in hours) To reset to 00, press _ and _.

ii TIME ! AUX RUN TIME (AUXILIARY run time Shows accumulated time AUXILIARY has run. 15

(00) in hours) To reset to 00, press _ and _.

12 PROGRAM _ Returns to normal operation.

Keypad Lockout Menu (access from User Menu)

Step Press Button(s) Displayed Press _ or _ to select: (OMMENTS Ref

(Factory Default) Page

l TIME _ PART LOCK ON Partial Keypad lockout OFF or ON. 15

and TIME _ (OFF)

(hold for two

seconds)

2 TIME _ LOCK ON Total Keypad lockout OFF or ON. 15

(OFF)

3 PROGRAM _ Returns to normal operation.

MANUAL OPERATION

Your Comfort-Set III thermostat can be
used to control temperature manually

(without programming). For manual
operation, press _ to select

HEAT or COOL, then press PRO-
GRAM _. Use _ or _ to

set the temperature as desired.

PROGRAMMED OPERATION
Planning Your Program

The sample schedule (page 9) shows
the factory installed programs tbr
heating and cooling. The heating and

cooling programs are separate, and
must be programmed individually. To

use the factory program, set the clock

and press PROGRAM _ with the
thermostat _ set to Heat, Cool,
or Auto.

Fill out the blank schedule (page 10)

with the time and temperatures you
want in your program. Fill in every

space for your program.
The same temperature can be repeated

more than once if you do not want the
temperature to change over several
time periods.

Entering Your Program
To Set the Clock:

1. Press PROGRAM _.

2. Press SET _. The display will
show the hour. Use TIME _ or
TIME _ to set to the current hour

and AM/PM designation.

3. Press SET _ again. The
display will show minutes. Use TIME

or TIME _ to set to the

current minutes.

4. Press PROGRAM _.

To Set the Day:

5. Press SET _. The display will
indicate a day of the week. Use TIME

or TIME _ to set to the

current day of the week.

6. Press PROGRAM _.

To Set the Program:

7. Press _ to select HEAT (for
heating program) or COOL (for
cooling program).

8. Press PROGRAM _ one time.
The display will show MOR, the

settings for time and temperature and

MON.

9. If you program Monday the first
time you press PROGRAM _ it

will be copied to the rest of the week.
To program the other days of the week
press _/DAY to until you reach

the day you wish to change and follow

Steps 10, 11 & 12. You can also copy
the program from one day to another.

To copy, press _/COPY. The
display will show COPY, and all the
other days of week will be flashing.

Press _/COPY again to copy the
day in to the rest of the week or press

TIME _ or TIME _ until
you reach the day you want to copy to

and press _/COPY.

10.Press TIME O or TIME

to set the time on the display as
selected in your HEATING or
COOLING SCHEDULE. Be sure to

check the AM or PM on the display.

11. Press the red _ or blue

key to adjust the temperature to match
your schedule. If you want the fan ON

continuously during this period, press

time and temperature for this period.

13.Press PROGRA_M _ to

continue through the entire schedule,
entering time and temperature for each

period. When you are satisfied that
your program matches your schedule,

press PROGRAM _. Program-

ming is now complete [br this mode
and your program is running.

14.To program the other mode, repeat

the procedure from step 6.

12.Press PROGRAM _ one time.

NOR on the display will change to

DAY. Repeat steps 10 and 11 to enter