Halls A and C Spectrometer Support Group Whiteboard

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Priority Items

Hall A Moller Polarimeter target magnet re-install: helium recharge, compressor and chiller clean up and setup, testing (pumping down on cold head)

Heaters for SHMS magnet flags./ Guard modifications complete, waiting on controller

Heaters for HMS magnet flags-Heaters, modifications to guards complete, heaters installed. Waiting on controller.

Locking bar for the Right Shield House (have bar - needs two holes drilled)

power supply for BB hodoscope (on order)

Roofing material for SBS GEM bunker (located some possible material - will run past Jessie)

Jumper bars for SBB coils (looking for 4" x 1/2" bars to buy)

Controls for SBB and corrector coils (waiting for power to the supplies)

Re-tap the SBB supply main transformer for full power (not started)

Connect 480VAC for SBB and corrector power supplies (waiting on the electricians)

Ground power supplies and corrector supply racks in DAQ Bunker (not started)

Install magnet leads for SBB (535 MCM cable) (started)

Install magnet leads for SBB corrector magnets (2 AWG welding cable) (cable is in hand)

Connect SBB and corrector magnets to FSD (ADC is installed)

Ground HCAL, racks, and support frame (started)

re-install ground fault detector in LQ1 supply - requires configuration of module (not started)

connect power and LCW to BB supply on R-arm platform (not started)

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

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)

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

Re-install crash buttons in Hall A Counting Room - RQ1 button for BB and new ones for SBS supply and correctors (mostly done)

Would Be Good To Do Items

Re-locate NDX detectors in Hall A - one in DAQ bunker and the other in BB GEM bunker

Remove actuators from right arm magnets. (Dipole complete)

clean up R-arm supply platform

clean up L-arm supply platform

Swap out MFCs in VDC mixing system

Remove three Oxford power supplies from HMS

Possible Future Items

Replace air compressor in Hall A Gas Shed (on hold till next fiscal year)

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