Difference between revisions of "May 17, 2023, FCAL Insert Installation Meeting"

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== Minutes ==
 
== Minutes ==
 +
* Reviewed minutes from last meeting
 +
** Discussed shimming of existing FCAL
 +
*** No shims found until the center stainless steel tube. Shimmed with 1 80um shim where no strap against the tube as expected
 +
*** Shims on edge steps 0.5 to 1.5mm. Was 1.5 mm by design
 +
*** One of the lower rows had various shims 80 - 160 um?
 +
*** 1st row had 80um every other module
 +
*** Module height at some rows varied as much as 350 um with no shims.
 +
*** looks like it was determined at some point in time it was decided that shimming added no value.

Revision as of 12:06, 17 May 2023

Meeting Time and Place =

Wednesday May 17, 2023 9am At Jefferson Lab, Hall D Counting House and on Zoom https://jlab-org.zoomgov.com/j/1619449114?pwd=UFlVQ1dWTGZ0ZkVYSEx5QzE4YUI3dz09&from=addon meeting ID: 161 944 9114 Passcode: 562689

Agenda

Minutes

  • Reviewed minutes from last meeting
    • Discussed shimming of existing FCAL
      • No shims found until the center stainless steel tube. Shimmed with 1 80um shim where no strap against the tube as expected
      • Shims on edge steps 0.5 to 1.5mm. Was 1.5 mm by design
      • One of the lower rows had various shims 80 - 160 um?
      • 1st row had 80um every other module
      • Module height at some rows varied as much as 350 um with no shims.
      • looks like it was determined at some point in time it was decided that shimming added no value.
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