Amended returns don't get accepted since you have to mail it. When the IRS processes it, it gets Adjusted.
It can take them 16 weeks for the IRS to process them. And they only mail checks for refunds. After 3 weeks you can track it here,
https://www.irs.gov/filing/individuals/amended-returns-form-1040-x-/wheres-my-amended-return-1
