Reply to "Lionel legacy GP7 won't move"

gunrunnerjohnOGR Forum Member SUPPORTING MEMBERDIGITAL SUBSCRIBER

The heatsink is necessary if you plan on pulling anything with the engine. The heatsink on those is marginal already, leaving it out will not be a good idea.

I've replaced FET's on a number of these in the past, that's my first inclination for failure of this type. If that doesn't work, then I get a new one.

6/9/203:09 PM

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