Operating functions.
Off
•In this mode, the thermostat will not turn on the heating or cooling devices (manual fan can operate).
•Off is also used to access Setup and Program modes.
Cool
AM
•In this mode, the thermostat controls the cooling system.
•Press the Mode button to enter and exit the Program Cool mode.
•In Program Cool mode (PROG displays), the thermostat will follow the program schedule that is stored in memory.
Heat
•In this mode, the thermostat controls the heating system.
•Press the Mode button to enter/exit the Program Heat mode.
•In Program Heat mode (PROG displays), the thermostat will follow the program schedule that is stored in memory.
Hold
•When in Programmable Cool or Programmable Heat, you can lock in the present settings indefinitely by pressing the Hold button once (PROG flashes). Press Hold button again to leave Hold mode (PROG solid). For a temporary Hold period, raise or lower set temperature to desired set temperature. The thermostat will automatically return to programmed set temperature after 2 hours.
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