Installation and Operation Manual

Off Mode

• In this mode, the thermostat will not turn on the heating or

cooling devices (manual fan can operate)

• OFF mode is also used to access Setup and Program modes

Cool Mode

• In this mode, the thermostat controls the cooling system

• Press the Mode button to enter and exit Program Cool mode

• In Program Cool (PROG displays) mode, the thermostat will follow the program

schedule that is stored in memory

Heat Mode

• In this mode, the thermostat controls the heating system

• Press the Mode button to enter/exit the Program Heat mode

• In Program Heat (PROG displays) mode, the thermostat will follow the program schedule that is

stored in memory

Emergency Mode

• In this mode, the thermostat controls the heating system, but bypasses the heat pump system

• Press the Mode button to enter/exit the Program Emer Heat mode

• In Program Emer Heat (PROG displays) mode, the thermostat will follow the program schedule that is

stored in memory

Note: Program Emer Heat mode follows the same schedule set for Program Heat mode.

Hold

When in Programmable Cool, Programmable Heat, or Programmable Emer 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.

Operating Modes