Please Double Click Flag. Click on the Stop Sign to stop the elevator, click on the down symbol to to go up and the up symbol to go down. Clicking the open and close sequence while stopped makes the doors move. Now the green button will move you on to the controls.
Did it for an assignment. History 1.0 Simulator Created 1.1 fixed bug where door could move while open 2.0 added walkthrough 2.1 Counter weight adjustment