I suggest trying it out on the tap meant for 8 amps. Measure the voltage across the motor when it is running to see if you need less or more voltage reduction. A 6 v blower motor draws around 8 amps.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!