Halls A and C Spectrometer Support Group Whiteboard

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Revision as of 15:23, 30 November 2021 by Ebecker (Talk | contribs) (Priority Items)

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Priority Items

Replace power cord on battery charger in golf car 24 Done.

Install VVU on SBB power supply - VVU is by the supply

Install spring washers on SBB and BB busbars and connections

Readout for LCW pressure sensors added at end of beamline walkway (not started)

Fix LCW leak in LD1 Dynapower

Check if optocoupler is missing in LQ2 FuG - Looked for this. Didn't see one on the main boards, but realized as I am writing this, maybe it was for the interface for remote polarity switching? --Ellen

Buy and replace MFCs in old FPP mixing system - MFCs on order

Replace ground fault module in LQ1 power supply - on order

Replace air compressor in Hall A Gas Shed

Find video cables from hall in the CH

Gas manifolds for GEM gas cylinders (started)

Nitrogen supply for GEM gas cylinder valves (Clippard valves and cylinder controller) (not started)

Gas mix controller and MFCs for GEM detectors (not started)

Would Be Good To Do Items

Remove actuators from right arm magnets. (Dipole/Q3 complete)

clean up R-arm supply platform

clean up L-arm supply platform

HMS/SHMS Heater and fan changes, fixes, upgrades etc.

Calibrate and op-check spare warm return valves for Hall C.

Hall C Moller: setup new chiller, repair compressor, modify bertha

Add bypass switch for SHMS UPS?

Get NMR signals from HMS NMR to counting room


-2 wire cable, ferrules, \# 6 hardware

Do We Still Need To Do These?

Test LQ2 FuG with new polarity reversal switch.

Mount Left Shield House temperature readout in CH

Find and connect NMR cables in CH

Swap out MFCs in VDC mixing system

Possible Future Items

Remote reset for Hall C spectrometer motion (maybe next year)

Install new liquid level meters on SHMS- Install done, waiting on software and LN2 probe cal to go live (need Steven).