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Message ID: 62     Entry time: Wednesday, February 04, 2015, 16:12
Author: Keith C Ng 
Category: Primary Beamlines 
Type: Development 
Subject: UCN T1 shutdown work 

UCN T1 work continues:

- Retracted Q1 T1 pindrive, took 34.5 turns. Pins left bolted to T1 monument.


- Freed Q1 to T1 indium joint ring. Tried to collapse Q1Q2 vacuum box with pneumatic system and it did not work. Air cylinder appears to leak through the piston ie. connect air line to one port, air is heard coming through the other port with no motion.

 

Indium sealing ring currently left loose between T1 and T1 flanges while a method is found to collapse the vacuum box.

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