How do you Unschedule a thermostat?

Ensure that the thermostat controller is currently set to the function you want to program, either “Heat” or “Cool.” To cancel a schedule, press and hold the up arrow button and the “Hold” button simultaneously for up to 4-seconds. Release the two buttons at the same time.

How do you use an old Honeywell thermostat?

Press the “System” button to put the thermostat in Heat, Cool or Off mode. To change the setting, push the button again. The screen will display the setting you’ve selected. On the right side of the display, the up and down arrow buttons operate the temperature settings.

How do I get my Honeywell thermostat off permanent hold?

  1. Press + or – to adjust the temperature.
  2. TEMPORARY HOLD is displayed and the setpoint temperature flashes. While it’s flashing, press Hold (Mode) button to change to Permanent Hold.
  3. To cancel the Permanent Hold, press + or – and then press Cancel.

What are the programming features of a ct3300 thermostat?

Learn about the programming features Your CT3300 thermostat allows you to program schedules for both a heating season and a cooling season. • During the heating season, you will want to set the normal room temperature higher and the energy-saving temperature lower.

Will a 3300 thermostat work with a heat pump?

If your old thermostat has six or more wires (excluding clock wires attached to the C or C1 terminals), your heating/cooling system is most likely a variation of a heat pump or multistage system. Your 3300 thermostat will NOT work with such systems and should be returned to the place of purchase.

Why won’t my clock thermostat work with my 3300?

A clock thermostat has one or two extra wires attached to the C or C1 terminals that allow the clock to operate. These wires are not used during the installation of your new 3300 thermostat and must be insulated from each other to avoid damaging your electrical circuit. a. Make sure that power to the heating/cooling system is turned off. b.