quote:CW, the engine e-unit was working when I got it, and started hanging later, but why bother to work on it when an ACRU works better and quieter?
To each their own.
I prefer my trains to be 100% original, and don't care for electronics.
I find rebuilding e-units of any type to be a simple task.
The only specialty tool I use is an e-unit spreader bar (ST-303). I have other E-unit tools, but I don't find them to be helpful.