When did it become clear that an elevator was not working?

Half the lights were out and the elevators didn't work.

The elevator wasn't working very well, so I walked the four flights to my $85 room.

By Friday morning the elevator was working again, at least for the moment.

Got off at my corner and the elevator worked on the first try.

Even if they could find a way in, the elevators would certainly not be working.

If the elevator was working, he must have gone up the stairs for another reason.

A woman in a wheelchair came by and said that an elevator was not working.

"I'm afraid to go outside because the elevator won't be working when I get back," he said.

One of the things Jerry had learned about in the last month was how elevators worked.