End Run Make sure temperature is about room temperature and program is done. Remove boat by reversing loading procedure. If you turned gas on, turn it off now. Leave the furnace as you found it. For use with zone 1 and zone 3 controllers for furnace tube 3.
Programming is done using three settings for each part of the program.
Note that the other controllers use hours. The name of the parameter being changed is displayed on the top of the display. The current setting is displayed on the bottom. A table showing all of the parameters and their meaning is shown below. To change the value of a parameter use the up and down arrow buttons.