AIDA
GELINA
BRIKEN
nToF
CRIB
ISOLDE
CIRCE
nTOFCapture
DESPEC
DTAS
EDI_PSA
179Ta
CARME
StellarModelling
DCF
K40
CARME
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Entry time:
Wed Nov 3 11:18:11 2021
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<p>Found CARME at 1.0E-6 mbar. Beginning leak test.</p> <p> </p> <p>Found leaks in the same location as before. Roughly 1~3E-8 mbar l second vs. base leak of 1E-12</p> <p> </p> <p>Tightened right hand half of bolts to 120 Nm. No changes but leak goes up to 1E-10 mbar l second when tightening bolts closer to leak location, without He being sprayed.</p> <p>Tightened bolts closer to leak to 140. Leak goes down to 1E-9 mbar l second</p> <p>Tightened four bolts closest to leak to 170 Nm. Leak disappeared (<1E-11 mbar). Tested repeatedly all around CARME including left hand side of 600 COF flange. No leaks.</p> <p> </p> <p>Vented. Installing jet target in the afternoon.</p> <p> </p> <p> </p>
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