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Reports until 10:18, Friday 02 February 2024
LHO FMCS
anthony.sanchez@LIGO.ORG - posted 10:18, Friday 02 February 2024 (75702)
Using Vibration Sensors To Gauge Health Of HVAC Fans Site Wide

FAMIS 26279

The Following Corner station Vibrometers have an increase at the same time:
H0:VAC-MR_FAN1_170_1_ACC_INCHSEC Has an Increase 24 hours ago and a decrease a few how 
H0:VAC-MR_FAN1_170_2_ACC_INCHSEC

H0:VAC-MR_FAN4_170_1_ACC_INCHSEC

H0:VAC-MR_FAN6_170_1_ACC_INCHSEC

H0:VAC-MR_FAN6_170_2_ACC_INCHSEC 

H0:VAC-MR_FAN2_170_1_ACC_INCHSEC looks to be zero but also had a big spike at the same time.

This event was coupled with an increase in LVEA temperature as well.


H0:VAC-EX_FAN1_570_1_ACC_INCHSEC also had an increase about 2 and a half days ago but it has since come back down.
 

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