corey.gray@LIGO.ORG - posted 15:36, Tuesday 10 October 2017 - last comment - 15:56, Tuesday 10 October 2017(38975)
IO Items Removed From HAM2 Today + Checking/Tightening IM3 Assembly Screws
(Cheryl, Corey, Ed, Keita)
Items Removed
The following assemblies/items were removed today & bagged/tagged:
ROM RH4:
- 2" BS (90/10) only
ROM RH5:
- Siskiyou Mirror Mount
- Post
NOTE: The 2" HR ("M-38-UNP-53") & Black Glass dump for this one was installed on ROM RH4
ROM RH6:
- 2" HR Mirror ("ATF PL M-17-P")
- Siskiyou Mirror Mount
- Black Glass Beam Dump assembly for mirror mount
- Post
ROM LH2:
- 2" HR Mirror
- Siskiyou Mirror Mount
- Black Glass Beam Dump assembly for mirror mount
NOTE: A V-Black Glass Dump was installed on the post for LH2.
Misc:
- (2) Fork Clamps Removed
Tightening IM3 Assembly Screws
Here is a note Ed wanted me to take while Keita tightens:
1) Tightened screws on top of IM3, and had this:
- Pit: No Change
- Yaw +10 uradians
2) Tightened 1/4-20 bolts (on sides, OSEM plates, etc.), and had this:
- Pit: No Change
- Yaw +70 uradians
Comments related to this report
- IMG-2655 shows overhead view of the black glass beam dump that was added (9:00 position in photo)
- IMG-2656 shows the HR optic w/black glass which replaced the 90/10 BS that was there before
- IMG-2658 shows the vacant space where there were two HR mirrors (one of which resides where the BS used to)
- IMG-2659 is a close up of the mirror that replaced the BS
Images attached to this comment
