I'd suspect that pedalling forward doesn't actually apply the brake ( shouldn't be physically possible) but causes the bearings to bind up.
What brand hub is it? There'll be a servicing guide online somewhere, it's not as daunting as you might imagine.
@M_V started
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I'd suspect that pedalling forward doesn't actually apply the brake ( shouldn't be physically possible) but causes the bearings to bind up.
What brand hub is it? There'll be a servicing guide online somewhere, it's not as daunting as you might imagine.