Lux Products P722U Thermostat User Manual


 
NOTE: When activating the Special Program feature, button presses need to
be performed in a timely manner, as the thermostat will timeout and
automatically exit the setting screen after approximately 10 seconds without
a button press.
TO ACTIVATE THE SPECIAL PROGRAM: Press and hold the HOLD button for
at least 5 seconds. The words “S-PROG” and “DAYS LEFT” will appear on
the screen, along with a two digits. Use the UP/DOWN buttons to change the
numbers for the desired number of days that you would like the Special
Program to be used. Press the NEXT button to accept the setting and exit.
While the Special Program is in effect, the clock time will alternate with the
words “SPECIAL DAYS” and a two-digit value to indicate the amount of days
remaining.
TO CANCEL THE SPECIAL PROGRAM: Press and hold the HOLD button for at
least 5 seconds. The “SPECIAL DAYS” will stop alternating with the clock
time, and the thermostat will now be in Normal Run mode.
TEMPERATURE LIMIT STOPS: There are two independent set temperature
limit stops: a maximum heat set temperature, and a minimum cool set
temperature. These stops do not prevent a user from performing normal
actions like Temperature Override or Hold. The Heat Limit Stop prevents the
set temperature from being adjusted higher than the heat limit setting. The
Cool Limit Stop prevents the set temperature from being adjusted lower than
the cool limit setting. Each of these temperature stops is user adjustable in
one-degree increments, and these settings are protected by a selectable 2-
digit code to prevent unauthorized tampering. By default, this 2-digit code is
“00”, and the temperature stops can be used as-is with this code.
NOTE: The Temperature Limit Stop settings need to be performed in a timely
manner, as the thermostat will timeout and automatically exit the setting
screens after approximately 10 seconds without a button press.
TO SET THE HEAT LIMIT STOP: Place the System Mode switch in the OFF
position, and the Set Slide switch in the RUN position. Press and hold the
UP button while sliding the System Mode switch from OFF to HEAT. The
words “CODE” and “T-STOP” will appear at the top of the screen, along with
two digits. Use the UP/DOWN buttons to select the proper code to access the
heat limit setting. Press the NEXT button to accept the setting. If the code
you tried was not correct, the thermostat will exit and return to the Normal
Run screen with no changes made. If the entered code is correct, the screen
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