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| = VIS Type B Near Term To-Do List = | = VIS Type B BS Near Term To-Do List = |
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| 2017-04-03 | [[../ToDoOldBS|Archived BS To-Do Items]] |
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| == Facilities (mostly full team) == * Clean up after floor work. |
[[../ToDoSR|SR To-Do Items]] [[#EveryWeek |Every Week]] [[#ComingWeeks |Coming Weeks]] <<Anchor(EveryWeek)>> == Every Week == === Facilities === |
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| * Get stuff from [[../WishList]] | |
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| == PI Move == * General prep * Decide if air shower needs to be moved. * Triple-check dimensions around second-floor parking spot for PI; decide best place for pallet. * Check for obstacles along path around -X side of cleanbooth. * Find/clean Saito-sensei's PI lifting adapter and any needed fasteners. * Check both crane remote controls (clean and dirty) are charged. * Prepare PI for moving. * Remove accelerometers and store safely. * Remove large weights. (How? With forklift at last minute? Where to?) * Remove arc weights (move some to second floor, wrap rest for storage). * Attach lifting plates. * Wrap with clingwrap, cover with spare cleanbag. * Remove old cabling from PI to rack. * Prepare second floor for receiving PI. * Clean and clingwrap pallet. * Find metal plates and/or duckboards for on top of pallets. * Move BS cables on -Y side of tank off top of beam. * Find shims (about 75 mm high) to put on beam where cables were, to help support pallet. * Clear path to remove PI with forklift. * Move any obstacles identified previously. * Shutdown BS/PR2 racks and move electrical cables. * Move any stored items on -Y side of portable cleanroom. * Move portable cleanroom towards -Y. * Move worktables from next to BS/PR2 racks. * Move PI * Disconnect fan cables, curtain (Miyoki-san). * Unzip ceiling panel. * Crane pallet into cleanbooth. * Lay foil on pallet. * Forklift PI to -X,+Y corner of cleanbooth * Crane PI into clean booth. * Cleanup * Zip up ceiling panel. * Reconnect fan cables, curtain (Miyoki-san). * Replace tables near BS/PR2 racks * Move portable cleanroom back to original spot. * Re-lay electrical cables. * Power up racks. |
<<Anchor(ComingWeeks)>> == 2017-09-11 == |
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| == Continue PI Prep == * Finish reattaching repaired LVDT coil(s) and redoing connectors with correct gender. * Install fishing rod. * Find table, weights, etc for use with LBB blade bending jigs. * Install LLB blades. * Install LLB blade units in PI. |
=== Main Assembly Sequence === * Debug BF LVDT actuation. * Debug other actuation. * Remove F-0 rod and reinstall with hex cable clamp. * Route cables up past hex cable clamps. * Adjust SF trim mass for pitch/roll/vertical. * |
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| == Hanging BF/IRM/IM/RM/BS (mostly Mark, Fabian, Perry) == * Reroute in-vacuum cables up to SF level; add in-vacuum extension cables if necessary. * Test SF LVDT. * Test SF fishing rod stepper. |
=== In parallel, time permitting === * Fix links to ADC_MONITOR screens. * Check that all Take/Restore Safe.snap buttons work. * Check that we still have all LBB parts (there was an issue with borrowed lock nuts). * Wipe LLB damper parts with ethanol. * Figure out how to tighten PI yaw return spring. |
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| == Electronics (mostly Enzo, Mark) == * Make more anti-feedthrough adapters. * Add retaining screws to cables at feedthroughs (mostly done, needs finishing). * Work with Miyo-kun to get pico drivers added to BS rack and screens * Update E1503600 with DIO card for HPCDs, etc, etc. * Decide final length for BS OSEM cables (Enzo, Mark, Fabian) * Send list of required in-vacuum cables to Takahashi-san |
== Dates == * BUMAX countersunk screws for LBB Cu * SDC screws for LBB half rings: 9/15 (Fri) * LBB Cu segments: 9/19-20 <<Anchor(RealBSHang)>> == Tasks Not To Forget == === Major Tasks === * Update BS Install Procedure with screenshots from new on-assembly-frame 3D CAD. * Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san). * Get pico drive screens fixed (Miyo-kun) * Calibrate PI vertical LVDT. * Set yoke on PI vertical LVDT (if necessary). * Calibrate PI horizontal LVDTs. === Minor Tasks === ==== Mechanical ==== * Get clean bag laundered. * Put pointy-tipped screw in RM trolley for BS * Return/replace borrowed parts: * Lock washers for LBB dampers * Temporary ballast mass (dog clamps) in BF. * Swap in new F0-SF maraging rod (with 8-mm heads) and new receptacles to match. ==== Electrical ==== * Decide final in-vacuum and in-air cable routing (Enzo). * Calibrate all LVDTs (Enzo, Mark). --(BF)--, --(SF)--, PI-GAS, PI-H1, PI-H2, PI-H3 * Adjust yoke on PI to put top of secondary at TBD mm above top of baseplate (or to give ≈0 counts at nominal height). ==== Real-time and SUMCON models ==== * Create SUMCON models for full BS and major installation milestones. * Create controls design description (cf [[https://dcc.ligo.org/LIGO-T1100378/public|LIGO-T1100378]]). |
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| * Make spreadsheet on Google Docs or the like with in-vacuum cable inventory (Hirata) == Real-time and SUMCON models (mostly Perry, Mark) == * Get Perry (and Enzo) set up with SUMCON. * Update SUMCON model of full BS. * Do cut-down SUMCON model of just payload hanging from fixed BS. * Compare measured TFs to cut-down model(s). * Create a proper DAC Monitor MEDM screen. * Improve ADC Monitor MEDM screen. |
* Understand/document/debug Kokeyama-san's DIO stuff. * Measure LPCD and HPCD output filter response. * Design and install software compensation filters for LPCD and HPCD output filters. * Design and install GAS drift compensation filters. |
VIS Type B BS Near Term To-Do List
Every Week
Facilities
- Vacuum and roll floor.
- Wipe ladders.
- Tidy tools, parts.
Get stuff from ../WishList
2017-09-11
Main Assembly Sequence
- Debug BF LVDT actuation.
- Debug other actuation.
- Remove F-0 rod and reinstall with hex cable clamp.
- Route cables up past hex cable clamps.
- Adjust SF trim mass for pitch/roll/vertical.
In parallel, time permitting
- Fix links to ADC_MONITOR screens.
- Check that all Take/Restore Safe.snap buttons work.
- Check that we still have all LBB parts (there was an issue with borrowed lock nuts).
- Wipe LLB damper parts with ethanol.
- Figure out how to tighten PI yaw return spring.
Dates
- BUMAX countersunk screws for LBB Cu
- SDC screws for LBB half rings: 9/15 (Fri)
- LBB Cu segments: 9/19-20
Tasks Not To Forget
Major Tasks
- Update BS Install Procedure with screenshots from new on-assembly-frame 3D CAD.
- Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san).
- Get pico drive screens fixed (Miyo-kun)
- Calibrate PI vertical LVDT.
- Set yoke on PI vertical LVDT (if necessary).
- Calibrate PI horizontal LVDTs.
Minor Tasks
Mechanical
- Get clean bag laundered.
- Put pointy-tipped screw in RM trolley for BS
- Return/replace borrowed parts:
- Lock washers for LBB dampers
- Temporary ballast mass (dog clamps) in BF.
- Swap in new F0-SF maraging rod (with 8-mm heads) and new receptacles to match.
Electrical
- Decide final in-vacuum and in-air cable routing (Enzo).
Calibrate all LVDTs (Enzo, Mark). BF, SF, PI-GAS, PI-H1, PI-H2, PI-H3
- Adjust yoke on PI to put top of secondary at TBD mm above top of baseplate (or to give ≈0 counts at nominal height).
Real-time and SUMCON models
- Create SUMCON models for full BS and major installation milestones.
Create controls design description (cf LIGO-T1100378).
- Make table of ADC/DAC assignments and check for consistency with D1503600 and k1visbs (Enzo, Mark)
- Understand/document/debug Kokeyama-san's DIO stuff.
- Measure LPCD and HPCD output filter response.
- Design and install software compensation filters for LPCD and HPCD output filters.
- Design and install GAS drift compensation filters.