Reports until 16:57, Tuesday 05 November 2024
H1 SQZ (OpsInfo)
camilla.compton@LIGO.ORG - posted 16:57, Tuesday 05 November 2024 (81083)
SQZ ASC and SQZ angle servo now reset in '''RESET_SQZ_ASC''

Vicky, Camilla

I've updated instructions in the SQZ wiki: https://cdswiki.ligo-wa.caltech.edu/wiki/Troubleshooting%20SQZ

If the squeezing runs away, you should now be able to take SQZ_MANAGER to '''RESET_SQZ_ASC_FDS''' (turns off and clear the ASC and turns off the angle servo, will also reset the SQZ angle to 190 deg if it's outside 100-250 range) and the request FREQ_DEP_SQZ (will got through SQZ_ASC_FDS) to turn back on SQZ ASC and angle control.

This is to avoid issues as in 81027. We still might need to think about what should happen to the FC ASC.