[Pansophy] L2HE NCR - FPCWG

Mircea Stirbet stirbet at jlab.org
Tue Mar 16 11:36:28 EDT 2021


Hi Naeem,

Just wander how this scratch got in... we found such issues only after taking out the CM from CMTF: paying more attention during CMTF waveguide installation this issue was gone.

Had a look on WG NCR photos: it is not clear if these are "fresh" or scratches covered by coating. If these are fresh, more attention should be payed during WG manipulation  - mainly after removing the plastic cover form the WG650 flange.

Mircea

P.S. Thanks Megan for the NCR link.


________________________________
From: Naeem Huque <huque at jlab.org>
Sent: Tuesday, March 16, 2021 11:04
To: Megan McDonald <megan at jlab.org>; Mircea Stirbet <stirbet at jlab.org>
Cc: George DeKerlegand <georged at jlab.org>; pansophy <pansophy at jlab.org>; Jacob Harris <jharris at jlab.org>
Subject: Re: L2HE NCR - FPCWG

Hi Mircea,

The dimensional inspection isn't complete yet. This NCR is for scratches found on the large sealing surface

Thanks,
Naeem

Sent from my T-Mobile 4G LTE Device
Get Outlook for Android<https://aka.ms/AAb9ysg>

________________________________
From: Mircea Stirbet <stirbet at jlab.org>
Sent: Tuesday, March 16, 2021 10:42:26 AM
To: Naeem Huque <huque at jlab.org>; Megan McDonald <megan at jlab.org>; Mircea Stirbet <stirbet at jlab.org>
Cc: George DeKerlegand <georged at jlab.org>; pansophy <pansophy at jlab.org>; Jacob Harris <jharris at jlab.org>
Subject: Re: L2HE NCR - FPCWG

Hi Naeem,
Whats wrong with this waveguide? Suppose something is out of tolerance. Quite unusual situation: we had no issues with NextIntent deliveries for LCLS II.
Thanks,
Mircea
________________________________
From: Naeem Huque <huque at jlab.org>
Sent: Tuesday, March 16, 2021 10:37
To: Mircea Stirbet <stirbet at jlab.org>; Megan McDonald <megan at jlab.org>
Cc: George DeKerlegand <georged at jlab.org>; pansophy <pansophy at jlab.org>; Jacob Harris <jharris at jlab.org>
Subject: Re: L2HE NCR - FPCWG

Hi Mircea,

Yes, the NCR is related to the waveguide box. It is likely going to be returned to the vendor for rework after the remainder of the inspection has been completed

Thanks,
Naeem
________________________________
From: Mircea Stirbet <stirbet at jlab.org>
Sent: Tuesday, March 16, 2021 10:34 AM
To: Megan McDonald <megan at jlab.org>; Naeem Huque <huque at jlab.org>; Mircea Stirbet <stirbet at jlab.org>
Cc: George DeKerlegand <georged at jlab.org>; pansophy <pansophy at jlab.org>; Jacob Harris <jharris at jlab.org>
Subject: Re: L2HE NCR - FPCWG

Good morning Megan and George,
Can you please sent me the traveler with this open NCR? Suppose is related with L2HE waveguides.
Thanks,
Mircea
________________________________
From: Megan McDonald <megan at jlab.org>
Sent: Tuesday, March 16, 2021 10:24
To: Mircea Stirbet <stirbet at jlab.org>
Cc: George DeKerlegand <georged at jlab.org>; pansophy <pansophy at jlab.org>; Jacob Harris <jharris at jlab.org>
Subject: L2HE NCR - FPCWG


Mircea,



There is one open NCR for L2HE. You may not have received an email as there was an error in how your username was spelled. Just wanted to let you know that this has been corrected



Megan McDonald

Office – (757) 269-7641

Cell – (757) 234-1604


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