How to remove the cover of Jiuyang automatic steamed bun machine if it is broken?

The cover of Jiuyang automatic steamed bun machine is broken, and the removal steps are as follows.

1. Pull up the upper buckle of the inner cover to release the inner cover.

2. After the inner cover is removed, look inside in reverse, and unscrew the steam valve cover along the opening direction.

3. Fasten the steam valve cover and tighten the cover along the closing direction to remove it.