Reports until 09:29, Wednesday 12 July 2017
H1 SEI (SEI)
corey.gray@LIGO.ORG - posted 09:29, Wednesday 12 July 2017 (37475)
EX HEPI Pump Controller Trip

15:55 (9:55am) - 16:25:  While at RF_DARM, SEI & SUS Watchdogs tripped.   This was due to an EX HEPI Pump Controller Trip (Hugh notes it was:  "Over-voltage while constant running").  He went to EX to address & was mainly done down there by 16:10.

Jim jumped on damping everything that tripped at EX.  The ISI proved to be touchy & was bumped around quite a bit after being damped (after etmx & TMSX were re-damped);  so something mysteriously bumped the ISI.  So Jim brought the ISI back slowly, and we were were back after about 20min.