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Reports until 13:09, Thursday 12 February 2026
LHO FMCS
ryan.crouch@LIGO.ORG - posted 13:09, Thursday 12 February 2026 (89138)
HVAC Fan Vibrometers Check

Closes FAMIS#39854, last checked alog88973.

For the CS:

MR_FAN4_170_1 had a slight noise increase a little over a day ago, MR_FAN2_170_{1,2} are both seeing lots of spikes.

For the OUT buildings.

The EX fans all increased in noise around 15:30 UTC this morning.

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