Update, resistor block is ok now

SDE

Well-known Member
I removed the other terminal and cleaned the corrosion from it also. It is now passing current to the coil.
TY
SDE
 
Glad you found an issue. Clean, bright, and tight -required in all electrical circuits. It may have been a bad wire and you got lucky by removing it and making a better contact. When a wire is connected to a terminal post like that, even if the outside gets corroded some, the actual contact connection is or was made on good clean metal so current flow should have been okay. The posts would really have to be rusted away in order to impede current flow. Anyway, just for future reference, the OEM Ballast Resistor can be restored by simply replacing the resistor itself, see LINK, a $5 part, rather than buying a whole new assembly but that is your call. Nothing else on it is active. There is a terminal post on each side of the resistor and a center post that is insulated from the rest by the fibre body. Also, a brand new resistor will, when first fired up, smoke a bit. It is normal as it gets HOT so don't freak out -you're not frying anything if it is wired correctly.

TPD
BALLAST RESISTOR
 

SDE, I recently cleaned terminal to the starter on a 901. It really looked clean, but after putting it back SHINY clean it cranked a lot faster.
 

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