attached is a 24 hour minute trend plot of the Beckhoff MSR temperature channelss, starting at 7am Friday morning PDT. Current situation is that the doors between the control room and MSR are closed, the doors between MSR and hallway are open and a fan is directing air behind the racks. The temperature variation changed around 18:45 PDT yesterday and is now more constant and slightly elevated. Reminder that if either channel exceeds 30C (86F) cell phone alarms will be generated.