Meeting 2023 12 06

GMn GEM commissioning Meetings: WEDNESDAY 10:30am - 11:30am

Link to all previous meetings: GMn GEM Commissioning Meeting

Please use sbs_gems mailing list for plots/communications and HALOG entries relevant to GEMs!

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GEM inventory for GEn-RP and GEp:

• Inventory and plan: [1]
• HV upgrade tracker: [2]

Work plan for GEn-RP

1. BBGEM work would start Dec 6th and end Dec 19th. This is the HV upgrades for the UV layers.

• Vimukthi, Holly + techs
• Do we have what we need to do this?

1. Transport recoil detector, active analyzer into hall in late Jan. Should happen after re-install of SBS GEMs.

• Need to upgrade HV on recoil layers and test. Early Jan?
• Vimukthi, Bhasitha, Saru, ?

1. Remove the SBS GEM stack around Jan 25 for HV upgrades and APV repairs/swaps.

• Work on SBS GEM is 15 days until Feb 15.
• Will we swap modules to put the HV inputs on the same side?
• What do we need to order now to be ready for this?

1. Build the SBS GEM bunker after the SBS and HCAL moved into position.

• Holly will work with engineers and techs, but this will happen maybe Feb timeframe.

1. Arbitrarily put Joe B installing the GEM LV supply on Jan 8th. We will continue to use the electronics/LV in place while we upgrade and troubleshoot.

• Holly, Vimuthi will coordinate with Joe