Originally Posted by
gigaplex
It was a comment directed at you.
I have a motor that runs hot on the track when set to 5A no load, and a different motor that runs cool on the track when set to 6A no load. No-load current draw is not a good indicator of loaded efficiency, so setting to a universal 6A no load setting for thermal reasons is not safe advice.
So many people blindly follow the Nick Adams school of motor tuning because it's on youtube and suddenly that means it's gospel.
Setting with a multimeter? Trying to extrapolate performance based on an unloaded bench test?
Sure if all you're trying to do is waste time, go for it!