Originally Posted by
Captain Tony
On the CRJ 700 you have to shut both fuel boost pumps during single engine taxi, or you get a large fuel imbalance. Maybe they forgot this and thought gravity cross flow would fix it faster. And also on all CRJs you can't sit more than 10 minutes with your lights on for cooling purposes. Sounds like these guys aren't too up on their systems knowledge. But hey, all DAL cares about is cheap feed...
If I remember correctly, those switchlights aren't actually operating the boost pumps, they are basically arming the low pressure sensors to fire the boost pumps if low pressure is detected.