Change-Out Indicator; System And Thermostat Diagnostics - White Rodgers 1F92 Operating Instructions Manual

feature. Change to the next program
period and press the FAN key until
PR PR PR PR PRG F G F G FAN ON G F G F AN ON AN ON AN ON is on the display. AN ON
The fan will continue to run through
this period as well as the previous
one.
If the thermostat is in a period with
continuous fan and you want the fan
to cycle, press the FAN key. PR
FAN ON FAN ON FAN ON on the display will turn FAN ON FAN ON
off.
Air Filter Air Filter Air Filter
Air Filter Air Filter

Change-Out Indicator.

Change-Out Indicator.
Change-Out Indicator. Change-Out Indicator. Change-Out Indicator.
This feature allows the thermostat to
CHNG FLTR CHNG FLTR
display CHNG FLTR CHNG FLTR CHNG FLTR (change
filter) after a set time of fan
operation. This is a reminder to
change or clean your air filter. The
CHNG CHNG CHNG
factory set interval for CHNG CHNG
FLTR FLTR FLTR FLTR FLTR to be displayed is 200 hours
of fan operation. This can be set
anywhere from 0 to 1950 hours in
25 hour increments. A selection of
00 will cancel this feature. 00 00 00 00
When CHNG FLTR CHNG FLTR CHNG FLTR CHNG FLTR CHNG FLTR is displayed,
you can clear it by pressing the
FILTER key. This resets the timer
and starts counting the hours until
PR PRG G G G G PR
PR the next filter change.
The following steps will allow you
to change the number of hours for
filter change-out.
1. If CHNG FL CHNG FL CHNG FL CHNG FLTR CHNG FL
press the FILTER key once to reset
the timer. If you do not see CHNG
FLTR FLTR proceed to step 2. FLTR
FLTR FLTR
2. Press the FILTER key, The
display will show SET FIL
TIME TIME
TIME and the number of hours TIME TIME
remaining before CHNG FLTR
TR is on the display, TR TR TR
CHNG CHNG
CHNG CHNG
SET FIL SET FILTER SET FIL TER TER TER
SET FIL TER
CHNG FLTR CHNG FLTR CHNG FLTR CHNG FLTR
34
indicator will display.
3. Press the FILTER key a second
time. The display will show SET
FILTER FIL FIL TER TER TIME TER TIME TIME and will show the TIME
FIL FIL TER TIME
number of hours to filter change.
4. Press TIME or TIME
FWD
to change the time to your
BACK
requirements.
5. Press PROGRAM
return to the normal operating mode.
NOTE: If unsure what interval to
use between filter changes or
cleaning, contact the manufacturer
of your heating/cooling equipment.
System and Thermostat System and Thermostat System and Thermostat System and Thermostat System and Thermostat
Diagnostics. Diagnostics. Diagnostics.
Diagnostics. Diagnostics.
The display will indicate CHECK
SYS SYS
SYS SYS if the room temperature does SYS
not rise within two hours of the call
for heat. After two hours the
SET SET SET SET
to
RUN
CHECK CHECK CHECK CHECK