7
NOTE
If you are programming your thermostat for the first time and
you want programming for all days of the week to be the same
as Monday’s program, press RUN or HOLD at this point, and
proceed to
Enter Cooling Program
. (This simplified COPY DAY
feature only works the first time you program your thermostat.
If you want to copy one day’s programming to a specific day
programming, refer to
COPY DAY FUNCTION
in
OPERATING
FEATURES
. If you are changing your thermostat’s programming,
you must program each day separately.)
8. Press HOLD once. “
TU
” (indicating Tuesday program) will ap-
pear in the display, along with the start time for the 1st heating
period and the currently programmed temperature.
9. Repeat steps 3 through 7 to complete Tuesday’s heating
programming.
10. Continue entering each day’s programming until all heating
periods time and temperatures have been entered.
11. When you have completed entering your heating program,
press RUN.
Enter Cooling Program
If the outside temperature is below 50°F, disconnect power
to the cooling system before programming. Energizing
the air conditioner compressor during cold weather may
cause personal injury or property damage.
▲
!
CAUTION
Reset Operation
If a voltage spike or static discharge blanks out the display or
causes erratic thermostat operation you can reset the thermo-
stat by pressing
,
and TIME at the same time. This
also resets the factory defaults to the configuration menu and
TROUBLESHOOTING
program. If the thermostat has power, has been reset and still
does not function correctly contact your heating/cooling service
person or place of purchase.
Batteries
For optimum performance, we recommend replacing batteries
once a year with fresh “AA” Energizer
®
alkaline batteries.
1. Move SYSTEM switch to
COOL
position.
2. Follow the procedure for entering your cooling program,
using your selected cooling times and temperatures.
CHECK YOUR PROGRAMMING
Follow these steps to check your thermostat programming one
final time before beginning thermostat operation.
1. Move SYSTEM switch to
HEAT
position.
2. Press PRGM to view the 1st Monday heating period time and
temperature. Each time you press PRGM, the next heating
period time and temperature will be displayed in sequence
for Monday. Press HOLD to display Tuesday’s 1st heating
period, and press PRGM to view each of the remaining
Tuesday’s heating period time and temperatures. To view
each day’s heating program, press HOLD to change day and
them press PRGM to look at each programming period for
the day. (You may change any time or temperature during
this procedure.)
3. Press RUN.
4. Move SYSTEM switch to
COOL
position.
5. Repeat step 2 to check cooling program.
6. Move SYSTEM switch to
HEAT
or
COOL
and press RUN to
begin program operation.
YOUR THERMOSTAT IS NOW COMPLETELY PROGRAMMED AND
READY TO PROVIDE MAXIMUM COMFORT AND EFFICIENCY!
OPERATION
Symptom
Possible Cause
Corrective Action
No Heat/No Cool/No Fan
(common problems)
1. Blown fuse or tripped circuit breaker.
2. Furnace power switch to OFF.
3. Furnace blower compartment door or panel
loose or not properly installed.
Replace fuse or reset breaker.
Turn switch to ON.
Replace door panel in proper position to engage
safety interlock or door switch.
No Heat
1. Pilot light not lit.
2. SYSTEM Switch not set to
HEAT
.
3. Loose connection to thermostat or system.
4. Furnace Lock-Out Condition. Heat may also
be intermittent.
5. Heating System requires service or
thermostat requires replacement.
Re-light pilot.
Set SYSTEM Switch to
Heat
and raise setpoint above
room temperature.
Verify thermostat and system wires are securely at-
tached.
Many furnaces have safety devices that shut the sys-
tem down when a lock-out condition occurs. If the heat
works intermittently contact the furnace manufacturer or
local service person for assistance.
Diagnostic: Set SYSTEM Switch to
HEAT
and raise
the setpoint above room temperature. Within a few
seconds the thermostat should make a soft click
sound. This sound usually indicates the thermostat
is operating properly. If the thermostat does not click,
try the reset operation listed above. If the thermostat
does not click after being reset contact your heating
and cooling service person or place of purchase for
a replacement. If the thermostat clicks, contact the
furnace manufacturer or a service person to verify the
heating system is operating correctly.
