GTS meeting 10 16 17

• Shutdown Plan:

1. Install new YAG screen at viewer 3
2. Fix existing harp and install 20 µm tungsten wire
3. Add a new CEBAF-style harp with 10 µm tungsten wire (i.e, GTS will have two harps)
4. Replace leaky vent valve
5. Replace bad ion pump
6. Activate new photocathode (new puck) with full active area

• Map RadiaBeam steerer and measure the electrical characteristics (e.g., time constant)

• Next Shutdown – January 2018:

1. Install TE011 cavity

• High current runs: [1]