aLIGO LHO Logbook

LHO VE

chandra.romel@LIGO.ORG - posted 12:17, Tuesday 18 April 2017 - last comment - 16:25, Tuesday 18 April 2017(35625)

Ran QDP80-2, purge air, & X/Y beam manifold turbos

Completed WP 6579 and then some.

Ran Kobelco purge air unit (DP measured -43.7degC)
Ran QDP80 (#2) roughing pump
Spun up turbos on X & Y beam manifolds successfully & swapped out battery packs on both

*left three turbo stations and Kobelco energized, water still valved into QDP80 (#2) for cooling

Follow-up maintenance items:

Comments related to this report

kyle.ryan@LIGO.ORG - 14:30, Tuesday 18 April 2017 (35634)

I replaced the burned-out incandescent lamp with an upgraded LED version (Data Display Products, miniature, wedge-base 24-28VAC white WB200-FW4K28HD)

chandra.romel@LIGO.ORG - 16:25, Tuesday 18 April 2017 (35642)

I de-energized Kobelco and valved out water to QDP80. Tomorrow during commissioning I will enter LVEA and de-energize turbo stations.