Robertshaw RS4220 Thermostat User Manual


 
will call for heat or cool to maintain the setpoint temperature. Press
or to change the setpoint. The heat or cool mode should be
selected.
Schedule Overrides
When the thermostat is following a schedule, an override allows
the thermostat to function with a single setpoint for a time period.
A temporary override is entered as a setpoint for a number of hours.
A vacation override is entered as a setpoint that is held for a number
of days.
Temporary Override
1. Press or to display the flashing setpoint and the number
of hours.
2. Use and to change the setpoint.
3. Press SET TIME to move to the hours.
4. Use and to set the length of the override.
After 5 seconds the thermostat will start operation of the override. The
display will show room temperature, and the setpoint will alternate with
the number of hours remaining in the override.
The schedule will resume after the programmed override time expires.
Heat or cool must be selected. Cancel the override by pressing
START/STOP SCHEDULE.
Vacation Override
This override is programmed by pressing VACATION. The number of
days will flash.
Use and to change the number of days.
After 5 seconds the thermostat will begin operation of the vacation
override. The display will show room temperature and the setpoint will
alternate with the number of days remaining in the override.
Use and to change the setpoint. This will become the new
setpoint for future vacation overrides.
Cancel the override by pressing START/STOP SCHEDULE.
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