Do anyone have installation manuals and system scematics on
"Stewart-Warner corp." model 1030-D24 combustion heater?
I got hand of a unit, and are in lack of the control unit
and the manuals.
One solution to make a ocillating blackbox is to use a
NE-555 and build it up as a bistable switch. this unit will tolerate a surge of 1amp at 12Vdc and you only have to get two capasitors and two resistors in addition to the IC.
(If you use a precision potentiometers instead of the resistors...