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Permanent Override – The day, time and “schedule” are not displayed.
Vacation Override – Vac and For are displayed. The clock shows days
of override. The display alternates days of override with setpoint.
Temporary Override – The display alternates hours of override with
setpoint.
Automatic Shut-Down
The thermostat will not display the room temperature if the temperature
goes higher than 99 °F (37 °C) or lower than 32 °F (0 °C).
The display will show HI or LO. The thermostat continues to control
heating and cooling and will resume the display of real time information
when the room temperature is back inside the display’s range.
Setting the Fan To ON, AUTO or CIRC
The fan has 3 settings: On, Auto, or Circ. Press the
button to switch
among the three.
ON:
The fan is on constantly. The room temperture, set points, and
status of the heating and cooling equipment has no effect on the
fan.
AUTO: When there is a call for heating or cooling the fan will turn on.
CIRC: The fan operates in a cycle of on for 10 minutes and off for 20
minutes. When there is a call for heating or cooling the cycle
stops and the fan responds to the call. The fan circulation cycle
resumes when the call for heating or cooling is satisfied.
Summary of Contents for RS5220C
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