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Reports until 14:22, Tuesday 16 June 2015
H1 General
jeffrey.bartlett@LIGO.ORG - posted 14:22, Tuesday 16 June 2015 (19174)
Dust Counts - Door Removal at End-Y

Counts were taken using the Differential mode; the counts are for particles that are greater than the reporting size but less than the next reporting size. So a 0.3µ reporting size includes all particles that are greater than 0.3µ and less than 0.5µ.

06/15/2015 End-Y Door Removal Dust Counts
Time 0.3µ 0.5µ 1.0µ Sampling Location
16:45 940 660 580 In cleanroom - Breaking bolts
16:49 1190 900 1420 In cleanroom - Breaking bolts
17:00 4300 3310 2520 Top of door - Door loose on bolts, purge air venting 
17:02 100 30 30 Bottom of door - Door loose, purge air venting 
17:08 120 110 50 Side of door - Door loose, purge air venting 
17:10 320 240 260 In cleanroom - Door loose
17:14 1520 1740 2110 In cleanroom - Door off, cover being put on 
17:19 540 640 360 In cleanroom - Cover on door and flange
17:22 30 70 20 In cleanroom - Door out of cleanroom
17:24 750 750 260 In chamber - Cover on
17:31 470 590 120 In chamber - Cover on
17:36 700 600 200 In chamber - Cover on
17:41 310 330 140 In chamber - Cover on
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