Originally Posted by Brian Carlton

...The only thing that I see is the pressure switch. I believe that this pressure switch has only a single low pressure function (1986 wiring). However, to rule out the pressure switch, I removed the two leads from the switch and jumped them. Same results.

Just to confirm, the switch is the lower of the two switches on the dryer?? In fact, the switch is actually in one of the lines from the dryer. There is a second pressure switch (high pressure for aux. fan??) on the very top of the dryer.