1F92W-51
INSTALLATION &
OPERATION GUIDE
WHITE-RODGERS
About Your New Thermostat
THE THERMOSTAT’S SPECIFICATIONS
In This Guide
INSTALLING YOUR THERMOSTAT
YOUR NEW THERMOSTAT’S
YOUR NEW THERMOSTAT’S FEATURES
Do not exceed the specification ratings
PRECAUTIONS
Setpoint Temperature Range
THE THERMOSTAT’S SPECIFICATIONS
Operating Ambient Temperature Range
Shipping Temperature Range
NEW INSTALLATION
INSTALLING YOUR THERMOSTAT
ROUTE WIRES TO LOCATION
SELECT THERMOSTAT LOCATION
Figure 1. Routing thermostat wires
TABLE 1. WIRE IDENTIFICATION LABELS
REPLACEMENT INSTALLATION
REMOVE OLD THERMOSTAT
THE WALL
LABEL
TABLE 2. TERMINAL REFERENCE
NEW THERMOSTAT
OLD THERMOSTAT
ATTACH SUBBASE TO WALL
Figure 3. Subbase
SYSTEM
THERMOSTAT
SYSTEM WITH NO SAFETY CIRCUITS
IF SAFETY CIRCUITS ARE IN ONLY ONE OF THE
SYSTEMS, REMOVE THE TRANSFORMER OF THE
CUT AND TAPE OFF
Thermostat Control Circuit
TO TURN THERMOSTAT OFF BE
ATTACH THERMOSTAT TO SUBBASE
Figure 7. Attaching thermostat to subbase
SET OPTION SWITCHES
SYSTEM CONFIGURATION
2.Two Compressor Split System
Figure 8. Back of thermostat
5.Automatic Changeover from Heat to Cool
FAN OPERATION
CHECK THERMOSTAT OPERATION
HEATING SYSTEM OPERATION
MING YOUR THERMOSTAT
MING YOUR THERMOSTAT
COOLING SYSTEM OPERATION
COMPRESSOR LONG TERM CYCLE PROTECTION
LOCKOUT BYPASS OPTION
COMPRESSOR SHORT TERM CYCLE PROTECTION
press
Use SYSTEM to turn the thermostat OFF
OPERATING YOUR THERMOSTAT
Figure 9. Removing thermostat from subbase
Figure 10. Attaching thermostat to subbase
PARTS OF THE THERMOSTAT
The Back of the Thermostat Body
to turn thermostat OFF before
ATING FEATURES
The Display
replaced. The word BAT will be displayed con
10 Used with
The Thermostat Buttons and Lights
Page
OPERATING FEATURES
AUTOMATIC CHANGEOVER ON
and you wish to disable it, press
If the automatic changeover feature is enabled
•TWO HOUR TEMPERATURE OVERRIDE —
wall, and use
• F/C CONVERTIBILITY — Press TIME and
To adjust HEAT anticipation, press
to increase the cycle time. If the heat
• COMPRESSOR SHORT CYCLE PROTEC
• LOW BATTERY INDICATOR — The word BAT
COOL
COOL or HEAT
constant fan, press
until FAN
until FAN
displayed
PLANNING FOR YOUR NEEDS
PROGRAMMING YOUR THERMOSTAT
IN YOUR HOME
4a. What time does the building become vacant?
your needs, simply press
factory preset program
programming. BE SURE TO PRESS
ENTERING YOUR PROGRAM
WEEKDAY 5 DAY
Heating/Cooling Schedule Plan
WEEKEND 2 DAY
MOR HEAT
SAMPLE Heating/Cooling Schedule Plan
4. Press and hold either
Set Current Time and Day
until you
5. Press
want to stop programming at any time, simply press
TO TURN THERMOSTAT OFF BE
Enter Cooling Program
FORE REATTACHING TO SUBBASE
6. Press
CHECK YOUR PROGRAMMING
until you return to the point where you
QUESTIONS AND ANSWERS
gram. See PROGRAMMING YOUR THERMO- STAT
GRAMMING YOUR THERMOSTAT
OFF is displayed and replace the thermostat on
thermostat immediately, press SYSTEM until
tem operation, and press
the wall. Then press
to begin the
ING YOUR THERMOSTAT
ING YOUR THERMOSTAT
If the outside temperature is below 50F, DO
ERATING YOUR THERMOSTAT
MING YOUR THERMOSTAT
MOSTAT
MOSTAT
NOTES
NOTES
Attn: Technical Service Department
White-RodgersDivision, Emerson Electric Co
9797 Reavis Road St. Louis, MO
Part No. 37-5414A
is displayed when the blower is operat- ing continuously, regardless of heating or cool-
is displayed during automatic fan operation (when the blower cycles with the heating or cooling system).