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WildBillyT · 12-17-2008, 08:28 PM

The resistor takes the most amount of heat at lower speeds. If the feed voltage is constant it has to suck up more of the voltage to make the fan spin slow. At 5 the resistor isn't used at all- all of the feed voltage is applied to the motor.

12-17-2008, 08:28 PM	#3
WildBillyT Ayatollah of Rock N Rolla / Admin Join Date: Mar 2006 Location: Parts Unknown Posts: 12,573 iTrader: (10)	The resistor takes the most amount of heat at lower speeds. If the feed voltage is constant it has to suck up more of the voltage to make the fan spin slow. At 5 the resistor isn't used at all- all of the feed voltage is applied to the motor. __________________ -Bill '68 Nova SS: Vortec 350 6 spd 4.11 9" DSE 4wdisc