[rwest]

Like mentioned above, a good system could be turned off and with proper programming could have an unoccupied setting that wouldn’t let the building get crazy hot.

It is possible that the system isn’t sophisticated enough, so it just turns on and off by a timer and yes, turning the system off for three days saves a lot of money.

The middle ground could be to have the system turn on several hours before the courthouse opened so it would be comfortable.