68-0173—3 30

10. Programming the System Setting

a. Press SYSTEM until desired setting (HEAT, OFF,

COOL, AUTO, EM HEAT) is displayed.

HEAT: The Comfort Center™ program controls the heating

system.

OFF: Both the heating and cooling systems are off. OFF

flashes in the display.

COOL: The Comfort Center™ program controls the cooling

system.

AUTO: The Comfort Center™ program automatically changes

between heating and cooling, depending on the indoor

temperature. (AUTO must be configured by the installer.)

EM HEAT:(Select Models Only): The Comfort Center™

program controls only the emergency heat.

11. Programming Humidity Setting

a. Press HUMIDITY. The display shows HUMID with a

percentage.

b. Press and hold the up or down arrowhead key until

desired humidity setting is displayed. The available

choices range from 10 to 80 percent in 5 percent

increments.

12. Programming Frost Setting

(If Applicable)

a. Press HUMIDITY a second time and the display

shows FROST.

NOTE: The factory setting is 5, but the range is 0 to

10. When there is too much condensation,

lower the number but if the air is dry, change

the setting to a higher number.

b. Press up or down arrowhead key until the d esired

setting is displayed.

c. Press RUN to exit the program mode.

The Comfort Center™ program is now customized.

Operating the Comfort Center™ Control System

Changing Current Period Settings

Temporary changes to the current period allow for those times

when someone comes home early, stays up late, or plans an

evening out. The settings are in effect until the next regularly

scheduled period starts.

1. Temperature Setpoint

a. Press HEAT/COOL SETPOINTS to display either

HEAT SET PT (if changing heat setpoint) or COOL

SET PT (if changing cool setpoint).

b. Press and hold up or down arrowhead key until the

desired temperature is displayed.

2. Fan Setting

a. Press FAN to display the AUTO, ON or CIRC fan

setting, as desired.

3. Ventilation Setting

a. Press VENTILATE to display VENT or not, as

desired.

Changing Settings for One Week or Less

This feature allows setting one temperature that the Comfort

Center™ program holds continuously for up to one week, until

the day and time programmed.

M6227
CHECK
SET
CLOCK
HEAT/COOL
SETPOINTS
SELECT
PERIOD
CANCEL
HOLDHUMIDITY VENTILATE
RUN
SYSTEM
HEAT OFF COOL
FAN
AUTO ON CIRC
DAY
TIME
TIME
SYSTEM
SYSTEM
HEAT OFF COOLSYSTEM M6228
CHECK
SET
CLOCK
HEAT/COOL
SETPOINTS
SELECT
PERIOD
CANCEL
HOLDHUMIDITY
HUMIDITY
VENTILATE
RUN
SYSTEM
H
E
A
T OFF
C
OOL
FAN
AUTO ON CIRC
DAY
TIME
TIME
SYSTEM
M6229
CHECK
SET
CLOCK
HEAT/COOL
SETPOINTS
SELECT
PERIOD
CANCEL
HOLDHUMIDITY VENTILATE
RUN
SYSTEM
HEAT OFF COOL
FAN
AUTO ON CIRC
DAY
TIME
TIME
SYSTEM
M6239
CHECK
SET
CLOCK
HEAT/COOL
SETPOINTS
SELECT
PERIOD
CANCEL
HOLDHUMIDITY
HUMIDITY
VENTILATE
RUN
SYSTEM
HEAT OFF COOL
FAN
AUTO ON CIRC
DAY
TIME
TIME
SYSTEM
CHECK
SET
CLOCK
HEAT/COOL
SETPOINTS
SELECT
PERIOD
CANCEL
HOLDHUMIDITY VENTILATE
RUN
SYSTEM
HEAT OFF COOL
FAN
AUTO ON CIRC
DAY
TIME
TIME
SYSTEM
M6240M6230
CHECK
SYSTEM
SET
CLOCK
HEAT/COOL
SETPOINTS
SELECT
PERIOD
CANCEL
HOLDHUMIDITY VENTILATE
RUN
SYSTEM
HEAT OFF COOL
FAN
AUTO ON CIRC
DAY
TIME
TIME
RUN
AM
MON
M6209
CHECK
SET
CLOCK
HEAT/COOL
SETPOINTS
HEAT/COOL
SETPOINTS
SELECT
PERIOD
CANCEL
HOLDHUMIDITY VENTILATE
RUN
SYSTEM
HEAT OFF COOL
FAN
AUTO ON CIRC
DAY
TIME
TIME
SYSTEM
HEAT SET PT COOL
M6216
CHECK
SET
CLOCK
HEAT/COOL
SETPOINTS
SELECT
PERIOD
CANCEL
HOLDHUMIDITY VENTILATE
RUN
SYSTEM
HEAT OFF COOL
FAN
AUTO ON CIRC
DAY
TIME
TIME
SYSTEM
TEMPORARY
HEAT SET PT COOL FAN
AUTO
M6221
CHECK
SET
CLOCK
HEAT/COOL
SETPOINTS
SELECT
PERIOD
CANCEL
HOLDHUMIDITY VENTILATE
RUN
SYSTEM
HEAT OFF COOL
FAN
AUTO ON CIRC DAY
TIME
TIME
SYSTEM
FAN
AUTO ON CIRC
AUTO
FAN
M6224
CHECK
SET
CLOCK
HEAT/COOL
SETPOINTS
SELECT
PERIOD
CANCEL
HOLDHUMIDITY VENTILATE
VENTILATE
RUN
SYSTEM
HEAT OFF COOL
FAN
AUTO ON CIRC
DAY
TIME
TIME
SYSTEM
HEAT SET PT COOL
AUTO
FAN
TEMPORARY VENT