ELOG CARME

AIDA GELINA BRIKEN nToF CRIB ISOLDE CIRCE nTOFCapture DESPEC DTAS EDI_PSA 179Ta CARME StellarModelling DCF K40

CARME, Page 26 of 33

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Thu Jan 1 01:00:00 1970

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ID	Date	Author	Subject	Text
156	Wed Nov 17 07:12:22 2021	RSS CB + ML (remotely)	CARME baking with tape continues 17 Nov	CARME baking with heating tape continues Left overnight at - Ch1-3: 140 degrees	7x
155	Tue Nov 16 12:05:13 2021	CB RSS	CARME baking with tape continues	CARME baking with heating tape continues Left overnight at 100C. Turned up this morning at 9:00 to 120C.
154	Fri Nov 12 08:54:11 2021	RSS ML + CB (remotely) NK AK NP	First CARME baking attempt	07:50 Small leaks (near the motors and upper valve) were detected in the tent which were covered with Al foil.
153	Thu Nov 11 14:01:00 2021	AK, ML	Heater channel layouts	Schematic layout of heaters and channel assignment attached. Table kindly provided by AK. I hope the conversion from excel to
151	Thu Nov 11 11:44:58 2021	RSS + ML OG + CB (remotely)	CARME baking started	With the help of OG, the baking tent was built. MG started baking around 11:30 am with a rate of 0.2 K/minute.
150	Wed Nov 10 18:38:16 2021	RSS TD + ML OG AK NK	CARME wrapped in heating tape	Heating and electronic experts were in CRYRING and were unhappy with the damaged wire. Heaters were opened by OG, but no damage
149	Wed Nov 10 18:24:12 2021	RSS	Thermocouple labelling	1. Detector 2. Chamber back 3. Strain relief
147	Wed Nov 10 14:41:12 2021	TD RSS + CB (remotely)	Wrapping CARME in heating tape	ML reports that baking of the upstream section (gas jet interaction chamber plus e-target) has commenced - initially to 50 deg C to
146	Tue Nov 9 15:03:29 2021	RSS + OG	Burnt cables issues	Upper part of the frame was mounted. In order to do so, the valve was closed, turbo wire and hose were disconnected and then	7x
145	Mon Nov 8 17:19:02 2021	RSS + OG	Neg and ion cables connected	Neg and ion pump cables were labeled and connected. Kapton tape wrapped around the
144	Sat Nov 6 14:21:10 2021	CB RSS	Preparation for bakeout tent mounting + to do for next week	Connected pneumatic hoses prepared by Gleb. Opened flow to pressure reducer set at 2 bar. Ok. Attempted to operate pneumatic motors.
143	Fri Nov 5 12:27:11 2021	CB RSS + DR NP ML US	First pump down of YR09	Tightened all flanges. Added Pirani gauge and third IE514 to interaction chamber.
142	Wed Nov 3 16:39:01 2021	CB RSS + NP DR NK ML	Interaction chamber lifted in place	Prepared to move interaction chamber in place. Ok CARME side, flange has M10 bolts. On interaction chamber side i.e. bellows
141	Wed Nov 3 11:18:11 2021	CB RSS + DR NK ML	Leak closed	Found CARME at 1.0E-6 mbar. Beginning leak test.
140	Tue Nov 2 12:45:36 2021	CB + DR NK	Issues with CARME feet	Attempted to close CARME as carefully as possible. Swapped out one foot for another
139	Mon Nov 1 14:48:16 2021	CB + ML DR	CARME opened	Confirmed leak as per previous Elog. Tightened to 100 Nm - no effects. Tightened to 130 Nm - bottom leak
138	Sun Oct 31 13:55:13 2021	CB OH	Leak tests	Found CARME at 2E-7. Closed valve on top of roughing pump. Clamp was not tight. Pressure still
137	Sun Oct 31 08:05:15 2021	CB OH + DR ML	CARME closed again + feedthroughs labeled	(Fri 29 October) Cleaned wire seal recess and labeled thermocouples and flanges to identify p-n	11x
136	Sun Oct 31 07:55:39 2021	CB JM + OH	Strain relief mounted	(Thu 28 October) All strain relief extension plates mounted behind the wires, using SS countersunk
135	Sun Oct 31 07:41:20 2021	CB JM + RSS	Wires plugged in DSSDs	(Wed 27 October) Started with top-most flange. Attemptedto plug in MACOR lead in DSSD plug in preparation	8x

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