Line voltage power enters the heater at the terminal block located at the back of the electrical compartment. The blower and control circuit is powered on F1 and F2, the element charging circuits are powered on B1 and B2 as well as R1 and R2. Models 2002 and 2003 have 4 position terminal blocks while Models 2004, 2005, and 2006 have 6 position terminal blocks.
NOTE: If there is no power across F1 and F2, the control circuit on the heater will not be powered and the display will not illuminate.
This part is no longer available. Contact the Steffes Sales department for information.