Lux Products Smart Temp TX9100U Installation And Operating Instructions Manual page 30

of the display screen. Press either of the UP/DOWN buttons to select the
desired filter duration (in days) from the following choices: OFF, 30, 60, 90,
120, 180, or 365. If the filter duration value is set to "OFF", then the Air
Filter Monitor will be completely disabled.
TO RESET THE FILTER USAGE COUNTER: Move the Set Slide switch to the
"FILT/ENRGY" position. The words "FILTER LEFT" will be shown at the top
of the screen. Press both the UP and DOWN buttons together, and the usage
counter will return to the beginning of the value that it originally started
counting from. Refer to the previous paragraph, should you wish to change
the starting value for the filter monitor. Return the Set Slide switch to the
RUN position when you are finished.
ENERGY USAGE MONITOR: Your thermostat contains a timer, which records
the amount of "on-time" for your heating and cooling systems. There are
three records that can be displayed for both Heat and Cool modes:
1) The amount of system run time so far for today.
2) The amount of system run time for yesterday.
3) The total cumulative system run time since the timer was reset.
TO VIEW THE HEAT USAGE TIMERS: Place the System Mode switch in the
OFF position, and the Set Slide switch in the FILT/ENRGY position. Press
and hold the NEXT button while sliding the System Mode switch from OFF to
HEAT. The words "TODAY USAGE" will appear at the top of the screen, along
with the word "HEAT" and the amount of heating system runtime (displayed
as "HH:MM", for hours and minutes). Use the UP/DOWN buttons to cycle
between Today's Usage, Yesterday's Usage, and the Total Cumulative Usage.
NOTE: For the Total Cumulative Usage, the timer will record up to a
maximum of 99 hours and 59 minutes, then the display will change to
"HHHH" for hours only, without the colon in the center. Return the Set Slide
switch to the RUN position when you are finished.
TO RESET THE HEAT ENERGY USAGE: While viewing the Total Usage value,
press and hold the HOLD button for at least 4 seconds. The usage should
now be displayed as "00:00". Return the Set Slide switch to the RUN
position when you are finished.
TO VIEW THE COOL USAGE TIMERS: Place the System Mode switch in the
OFF position, and the Set Slide switch in the FILT/ENRGY position. Press
and hold the NEXT button while sliding the System Mode switch from OFF to
COOL. The words "TODAY USAGE" will appear at the top of the screen,
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