Questions tagged [9v]

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1answer
2k views

Can 10153 9V train motor be powered by the Power Functions Battery pack?

I am currently making the switch to Power Functions with my Lego Train collection and am wondering if I can power the old 9v motors that I used with the metal rails, with a battery box from the power ...
5
votes
2answers
2k views

Electric train set not working - even though the light is on

My son just received an old LEGO 9V electric train (no model numbers or instructions) from a family member. I've set it up and turned it on. It lights up but when I put one of the trains or just the ...