I have the same behavior, just can't seem to get the covers to open to fill it, except pallets and bags which automatically open them when near.

tried a bunch of stuff, went nowhere.
this is a though one!

So i have recently discovered you can set the AI Helpers to use your animal pen slurry and manure storages to refill automatically the implement in the field, instead of using the "Buy" option. Been trying for a couple days to add that fonctionality to a standalone slurry storage tank. Att...