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OWNER'S MANUAL
P374-1100EZ
Programmable
Digital Thermostat
Easy
TOTALINE
Am
7:00
WAKE
Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage
*
Electric Cooling & Gas Heating, Heat Pump, Electric or Hydronic Heat.
HEAT
72
68
STAT
Easy To Read Display
Thermoglow Backlight
Remote Sensor Ready
Multi-Stage, One for All
TOTALINE
Carrier Corporation 10/01
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Table Of Contents
FRONT PANEL
DISPLAY
QUICK START Set the clock and go
BASIC OPERATION
PROGRAMMING 2 Time Periods
ADVANCED SETUP
ABOUT ADVANCED OPERATION
WARRANTY
CAUTION
Follow Installation Instructions before proceeding.
SET THERMOSTAT TO MODE “OFF” PRIOR TO
CHANGING SETTINGS IN SETUP OR RESTORING
FACTORY DEFAULTS.
Carrier Corporation 10/01
2
3
4
5
7
9
12
16
P374-1100EZ
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Front Panel
TOTALINE
:
Pm
12:0 0
WAKE
74
HEAT
72
Backlit LCD Display
Warmer or + Button
Cooler or - Button
Mode/ Next Button
Heat or Cool Indicator
Red = Heat, Green = Cool
Easy
STAT
RESIDENTIAL
:
Pm
12:0 0
WAKE
OUTSIDE
74
o
FAN
PROGRAM
HEAT
72
SET
PROGRAM
ON/OFF
SET
MODE/NEXT
CLOCK
OUTSIDE
OUTSIDE
FAN
PROGRAM
o
FAN
SET
PROGRAM
PROGRAM
ON/OFF
SET
SET
CLOCK
PROGRAM
ON/OFF
MODE/
NEXT
This Big Letter label is also available
for easy identification of the thermostat
buttons.
Page 2
SET
CLOCK
MODE/
NEXT
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Display
2
1
1
6
1
Mode Indicators
Selects the operation mode of the equipment.
WAKE/SLEEP - indicates the stored program
is running.
HEAT - indicates the heat mode.
COOL - indicates the air conditioning mode.
OFF - indicates the entire system is turned off.
2
Clock Display
Indicates the current time of day. Page 4.
3
Room Temperature Display
Indicates the current room temperature.
4
Desired Set Temperature
Indicates desired room temperature. Page 7.
5
Outside Indication
Indicates the temperature displayed is from
the optional outside sensor.
:
12:00
SLEEP
WAKE
OFF
FAN
ON
Am
Pm
88
3
COOL
HEAT
88
OUT
SIDE
I88
1
4
5
6
Fan Operation Indication
Fan On - indicates constant, continuous fan operation
When Fan On is not lit - indicates the fan will
only operate when necessary to heat or
to cool.
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Quick Start Set the Clock and Go
SET CLOCK
Press the SET CLOCK
button.
Am
:
12:00
During Setup & Programming:
Pressing the Up and Down
buttons will modify the flashing
selection.
.
(Represented in dark black)
To adjust the
clock use
buttons.
To adjust just the Hours;
hold the Fan button in
pressing the Up or
while
Down buttons.
Press the SET CLOCK button as above to
return to normal operation, after setting the clock.
SET CLOCK
This thermostat is preprogrammed from the
factory to operate 1 or 2 Stage equipment without
the need for further programming. To optimize the
installation of this thermostat follow the instructions
in the Advanced Setup section.
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Basic Operation
Select Desired Temperature
Am
:
12:00
HEAT
In any mode, adjust the
desired Set Temperature
with
69
70
Pressing the up/down buttons in Heat or Cool modes will adjust only the
heat or cool set temperature.
Fan
Operation
Am
:
12:00
OFF
FAN
ON
65
Press
FAN
Fan On indicates constant fan operation.
This feature is active even if the thermostat
is set to Off.
buttons.
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