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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 thermo-
stat. 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 program-
ming, you must program each day separately.)
8. Press HOLD once. “TU” (indicating Tuesday program) will
appear 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.
▲
!
CACA
CACA
CA
UTIONUTION
UTIONUTION
UTION
Reset OperationReset Operation
Reset OperationReset Operation
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
SymptomSymptom
SymptomSymptom
Symptom
PP
PP
P
ossibossib
ossibossib
ossib
le Causele Cause
le Causele Cause
le Cause
CorCor
CorCor
Cor
rr
rr
r
ectiecti
ectiecti
ecti
vv
vv
v
e e
e e
e
ActionAction
ActionAction
Action
No HeaNo Hea
No HeaNo Hea
No Hea
t/No Cool/No Ft/No Cool/No F
t/No Cool/No Ft/No Cool/No F
t/No Cool/No F
anan
anan
an 1. Blown fuse or tripped circuit breaker. Replace fuse or reset breaker.
(common problems)(common problems)
(common problems)(common problems)
(common problems) 2. Furnace power switch to OFF. Turn switch to ON.
3. Furnace blower compartment door or Replace door panel in proper position to engage
panel loose or not properly installed. safety interlock or door switch.
No HeaNo Hea
No HeaNo Hea
No Hea
tt
tt
t 1. Pilot light not lit. Re-light pilot.
2. SYSTEM Switch not set to
HEAHEA
HEAHEA
HEA
TT
TT
T. Set SYSTEM Switch to
HeaHea
HeaHea
Hea
t t
t t
t and raise setpoint
above room temperature.
3. Loose connection to thermostat or system. Verify thermostat and system wires are securely
attached.
4. Furnace Lock-Out Condition. Heat may also Many furnaces have safety devices that shut the
be intermittent. system down when a lock-out condition occurs.
If the heat works intermittently contact the furnace
manufacturer or local service person for assistance.
5. Heating System requires service or Diagnostic: Set SYSTEM Switch to
HEAHEA
HEAHEA
HEA
TT
TT
T and
thermostat requires replacement. 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.
TRTR
TRTR
TR
OUBLESHOOOUBLESHOO
OUBLESHOOOUBLESHOO
OUBLESHOO
TINGTING
TINGTING
TING
program. If the thermostat has power, has been reset and still
does not function correctly contact your heating/cooling ser-
vice person or place of purchase.
BatteriesBatteries
BatteriesBatteries
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!