Emerson 1F92 - Manual (Page 36)

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feature. Change to the next program
period and press the FAN key until
PR
PR PR PR PRG F G F G F G F G FAN ON AN ON AN ON AN ON AN ON is on the display.
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 PR PR PR PRG G G G G
FAN ON FAN ON FAN ON FAN ON FAN ON on the display will turn
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
display
CHNG FLTR CHNG FLTR 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
factory set interval for
CHNG CHNG CHNG 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
00 00 00 00 will cancel this feature.
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
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 FL CHNG FLTR TR TR TR TR is on the display,
press the FILTER key once to reset
the timer. If you do not see
CHNG CHNG CHNG CHNG CHNG
FLTR FLTR FLTR FLTR FLTR proceed to step 2.
2. Press the FILTER key, The
display will show
SET FIL SET FIL SET FIL SET FIL SET FILTER TER TER TER TER
TIME TIME TIME TIME TIME and the number of hours
remaining before
CHNG FLTR CHNG FLTR CHNG FLTR CHNG FLTR CHNG FLTR
indicator will display.
3. Press the FILTER key a second
time. The display will show
SET SET SET SET SET
FIL FIL FIL FIL FILTER TER TER TER TER TIME TIME TIME TIME TIME and will show the
number of hours to filter change.
4. Press TIME FWD or TIME
BACK to change the time to your
requirements.
5. Press PROGRAM RUN to
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 CHECK CHECK CHECK CHECK
SYS SYS SYS SYS SYS if the room temperature does
not rise within two hours of the call
for heat. After two hours the