Washing mashing won’t fill with water.?

I should say, I had a very incompetent plumber coming 2 days ago, playing with my water heater. I don’t know exactly what he did, but I decided not to have any work done by him. After he left, my washing machine stopped filling up with water. I don’t know if he turned something off and didn’t turn it back... show more I should say, I had a very incompetent plumber coming 2 days ago, playing with my water heater. I don’t know exactly what he did, but I decided not to have any work done by him.

After he left, my washing machine stopped filling up with water. I don’t know if he turned something off and didn’t turn it back on.

Where should I check?
It’s “working” just totally without water. Not a drop.
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