Reply to "Sad Christmas Locomotive"

GGGOGR Forum Member

Nice theory but a bad joint would show up even with smoke off occasionally. The bad fan motor is not just current but noise and since 5V is used for micro controller in PS-2, and almost everything in PS-3 plus tach it causes the jerky operation. So it is the first go to with those symptoms. G

1/6/258:01 PM

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