Beamline viewers

Phase 1 included upgrading 8 viewer assemblies.

Installation by harp

• ITV2I01 @ Y-chamber (chromox w/ 10 mm hole), w/ top-hat, retracts into tack welded tube, standard rod, new bellows
• ITV1I02 @ Laser-chamber (chromox no hole), w/ top-hat, retracts into tack welded tube, standard rod, new bellows
• ITV1I03 @ V-Wien entrance (chromox no hole), w/ top-hat - requires long extension rod, new bellows
• ITV1I04 @ V-Wien exit (chromox no hole), w/ top-hat - requires long extension rod, new bellows
• ITV1I05 @ H-Wien entrance (chromox no hole), w/ top-hat - requires long extension rod, new bellows
• ITV1I06 @ H-Wien exit (chromox no hole), w/ top-hat - requires long extension rod, new bellows
• ITV0I01 @ Pcup (chromox no hole), w/top-hat - standard rod, new bellows
• ITV0I02 @ Harp (YAG w/ 5m and 10mm square marking), removing top-hat interference w/ harp - standard rod, new bellows

Engineering

• New air cylinder modifications media:210115_ViewerOptions.docx
• New viewer drawings https://wiki.jlab.org/ciswiki/index.php/Viewers