Try one that runs the radio or the cigar lighter. Have it close a relay when energized.

On the aux fan, incorporate another temp switch that closes at a given temp. Since the temp switch on the drier closes to ground, make the new temp switch do the same thing. Nothing wrong with a double ground.

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RRGrassi


70's Southern Pacific #5608 Fairmont A-4 MOW car

13 VW JSW 2.0 TDI 193K, Tuned with DPF and EGR Delete.

99 W210 E300 TD Turbo, chipped. Still needs EGR Delete, 228K

90 Dodge D250 5.9 Cummins/5 speed. 400K