Filter
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6. Press SET. The display will switch to the differential setting for 2
nd
stage heating and cooling.
7. The display will read diF2. Press the
or button to adjust the differential
up or down.
8. Press SET. The display will switch to the
differential delay.
9. The display will read dLY2.
The differential delay is the length of time
(in minutes) from when the 1st stage
engages, until the 2nd stage engages to
assist in heating or cooling. Press the
or button to adjust the delay up or down.
10. Press SET. The display will switch to the Energy Efficient
Recovery (EER™) setting.
11. The display will read EER. When turned
on, the thermostat will look ahead to
determine when to turn on the
heating/cooling system in order to reach
the desired temperature at the desired
time. Press the or button to turn EER on or off.
12. Press SET. The display will switch to the filter monitor setting.
13. CHECK FILTER and the length of hours for
the filter monitor will be displayed.
14. Use the or to adjust the filter timer
from 0 (OFF) to 9900 hours. NOTE: The
filter timer is based on equipment run
time. Select the length of time based on the recommended service
interval for your filter.
15. Press SET to return to normal operation.
Begin Programmed Operation
1. Make sure the cursor is above RUN/SET PROG.
2. Place AUTO–ON switch into AUTO.
3. Place HEAT-OFF-COOL switch into COOL or HEAT depending on
the season.
Temporary Program Hold
You can temporarily increase or decrease the temperature and hold it for
3 hours or until the next program event, whichever comes first.
1. Press the or button. The temperature will blink. Using the
or button, adjust the temperature to the desired level.
2. Press SET.
10
select
set
emer heat off cool
hold
vaca
prog
run/set
hold
temp
clock
set
auto on
MON
°
F
emer heat off cool
auto on
MON
°
F
select
hold
vaca
prog
run/set
hold
temp
cloc
se
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