Key Operation - Peco T12500 Operating Manual

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KEY OPERATION

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Fan key
1
Used to select among two fan menu options:
ON - Continuous fan operation.
AUTO - Fan is activated only when there is demand for heat or cool, with some exceptions.
Note: Several Service Menu options affect the fan operation (See Advanced
Confi guration in the "Performance PRO T12000 Series Installation Guide.")
System key
2
Used to control operating mode of Performance PRO T12000 Series thermostats. Available
options are dependent on system type selected (see Advanced Configuration in "Performance
PRO T12000 Series Installation Guide"). System modes:
HEAT – Select for the system to operate in heating mode only. Only one setpoint is displayed.
COOL - Select for system to operate in cooling mode only. Only one setpoint is displayed.
AUTO – Allows system to control to both the Heat and Cool setpoints. The system will
automatically change over between heating and cooling modes as room temperature
varies. Cool Setpoint must always be greater than Heat Setpoint by the deadband value.
OFF – Disables all thermostat outputs; only zone temperature and time are displayed.
EMERGENCY (Em) – Emergency heat can be used when the Heat Pump cannot keep up
with the heat load. Use Service Menu 110 (System Type 6 & 11) to enable.
PRESS ANY KEY TO BEGIN PRESS ANY KEY TO BEGIN PRESS ANY KEY TO BEGIN
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