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../ToDoOld | [[../ToDoOld|Archived To-Do Items]] [[#EveryWeek |Every Week]] [[#ComingWeeks |Coming Weeks]] [[#RealBSHang|Preparation for Real BS Hang]] [[#SRPrepTasks|Preparation for SR Installation]] <<Anchor(EveryWeek)>> |
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=== Facilities (mostly full team) === * Clean up after floor work. |
=== Facilities === |
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* Get stuff from [[../WishList]] | |
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== 2017-04-24 == | <<Anchor(ComingWeeks)>> == Coming Weeks 2017-07-24 == === Facilities === |
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=== Continue PI Prep === * Install LLB blades. * Install LLB blade units in PI. |
=== Design/Documentation/Planning === * Organize new OL for setting BS pitch (Fabian). * Do version of 3D CAD with final-hang arrangement of suspension and LBB damper stuff (Hirata-san). * Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san). * LBB ballast mass. * Research real payload. * Do improved mass budget. === Electronics === * --(Look for LVDT driver box Syyxx3134.)-- * --(Make sure SR3 boxes have notes on their JGW-S.... document pages.)-- |
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=== Hanging BF/IRM/IM/RM/BS (mostly Mark, Fabian, Perry) === * Crane in PI. * Connect up SF/... . * Measure overweight if any. * Try removing some/all Cu dampers. * Remove PI again. * Do final trim of SF, fix LVDT if needed. * Crane PI back in. |
=== Main Assembly === * --(Remove BF-SF cables (note which had gender benders and which had extensions).)-- * --(Remove SF.)-- * --(Remove SF SS ring and poles.)-- * --(Move (or remove) SF AF crossbars.)-- * --(Remove IRM.)-- * --(Remove old BF.)-- * --(Remove RM and dummy BS.)-- * Check centering of IM picos. * --(Characterize blades (1,2,3,4,5,6,7).)-- * --(Rebuild BF.)-- * Check verticality of AF, height of crossbars, centering of optical table. * --(Check gluing result.)-- * --(Cleanup optic after failed secondary prism bonds.)-- * --(Cleanup jigs/prisms after failed secondary prism bonds.)-- * --(Reglue secondary prisms.)-- * Remove LBB rings. * Send rings for recleaning. |
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=== Electronics (mostly Enzo, Mark) === * Debug SF LVDT. * 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 |
<<Anchor(RealBSHang)>> == Real BS Hang Tasks == === Major Tasks === * Get pico drive screens fixed (Miyo-kun) * Final ballast mass production for BF and SF (Hirata-san). (have quotes) * Design of receptacles for rods with 8 mm heads. * Possible rebuild of BF and/or SF * Set up build/test stand for filters. * Get filter test weights. * Find spare BF blade(s). * Reclean stuff: * PI (remove Kapton tape etc, etc). * LLB damper stuff, especially Cu segments. * Calibrate PI vertical LVDT. * Set yoke on PI vertical LVDT (if necessary). * Calibrate PI horizontal LVDTs. * Unlock BF keystone and try running BF fishing rod to fix sag problem. === Minor Tasks === ==== Mechanical ==== * Get clean bag laundered. * Put pointy-tipped screw in RM trolley for BS * Swap out temporary ballast mass in BF, SF. * Return/replace borrowed parts: * Lock washers for LBB dampers * Temporary ballast mass (dog clamps) in BF. * Wide-mouth OSEMs from RM to Akutsu-san * Adjust height of crossbars below BF. * If possible, fix galled pole in BF level of EQ stop. * Swap in new F0-SF maraging rod (with 8-mm heads) and new receptacles to match. * Check inside SF for lost ruler. * Tighten PI yaw return spring. * Get Cu O-rings for feedthroughs. ==== Electrical ==== * Decide final in-vacuum and in-air cable routing (Enzo). * Calibrate all LVDTs (Enzo, Mark). * Remove cling wrap in BF and install vacuum-compatible heat shrink. * Remove cling wrap on connections for PI vertical stepper and install vacuum-compatible heat shrink (needs wider diameter heat shrink or smaller pins). * Rewire PI horizontal steppers with vacuum-compatible cable. * Adjust yoke on BF to put top of secondary at 6 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) * Count used, unused and broken in-vac cables and send data to Sato-san. == Real-time and SUMCON models (mostly Perry, Mark) == |
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* Design and install GAS drift compensation filters. | |
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<<Anchor(SRPrepTasks)>> == SR Prep Tasks == === Design/Purchasing === * Do rough mass budget for SR2/SR3/SRM. * Design SR assembly frame. * Design final SF ballast masses (Fabian). === Electronics === * Get cables/cards for SR3: * 5 DSub-37 cables (tent) * 5 DSub-15M to DSub-9M adapter cables (tent) * 3 DIO cards (tent) * 2 DSub-9 FF gender benders (for LVDTs) * extra ADC card(s)? * extra DAC card(s)? * BNC-LEMO adapter (for LVDTs) * etc |
VIS Type B Near Term To-Do List
Preparation for SR Installation
Every Week
Facilities
- Vacuum and roll floor.
- Wipe ladders.
- Tidy tools, parts.
Get stuff from ../WishList
Coming Weeks 2017-07-24
Facilities
Design/Documentation/Planning
- Organize new OL for setting BS pitch (Fabian).
- Do version of 3D CAD with final-hang arrangement of suspension and LBB damper stuff (Hirata-san).
- Finish assembly drawing for LBB and LBB damper ring and post on JGWDoc (Hirata-san).
- LBB ballast mass.
- Research real payload.
- Do improved mass budget.
Electronics
Look for LVDT driver box Syyxx3134.
Make sure SR3 boxes have notes on their JGW-S.... document pages.
Main Assembly
Remove BF-SF cables (note which had gender benders and which had extensions).
Remove SF.
Remove SF SS ring and poles.
Move (or remove) SF AF crossbars.
Remove IRM.
Remove old BF.
Remove RM and dummy BS.
- Check centering of IM picos.
Characterize blades (1,2,3,4,5,6,7).
Rebuild BF.
- Check verticality of AF, height of crossbars, centering of optical table.
Check gluing result.
Cleanup optic after failed secondary prism bonds.
Cleanup jigs/prisms after failed secondary prism bonds.
Reglue secondary prisms.
- Remove LBB rings.
- Send rings for recleaning.
Real BS Hang Tasks
Major Tasks
- Get pico drive screens fixed (Miyo-kun)
- Final ballast mass production for BF and SF (Hirata-san). (have quotes)
- Design of receptacles for rods with 8 mm heads.
- Possible rebuild of BF and/or SF
- Set up build/test stand for filters.
- Get filter test weights.
- Find spare BF blade(s).
- Reclean stuff:
- PI (remove Kapton tape etc, etc).
- LLB damper stuff, especially Cu segments.
- Calibrate PI vertical LVDT.
- Set yoke on PI vertical LVDT (if necessary).
- Calibrate PI horizontal LVDTs.
- Unlock BF keystone and try running BF fishing rod to fix sag problem.
Minor Tasks
Mechanical
- Get clean bag laundered.
- Put pointy-tipped screw in RM trolley for BS
- Swap out temporary ballast mass in BF, SF.
- Return/replace borrowed parts:
- Lock washers for LBB dampers
- Temporary ballast mass (dog clamps) in BF.
- Wide-mouth OSEMs from RM to Akutsu-san
- Adjust height of crossbars below BF.
- If possible, fix galled pole in BF level of EQ stop.
- Swap in new F0-SF maraging rod (with 8-mm heads) and new receptacles to match.
- Check inside SF for lost ruler.
- Tighten PI yaw return spring.
- Get Cu O-rings for feedthroughs.
Electrical
- Decide final in-vacuum and in-air cable routing (Enzo).
- Calibrate all LVDTs (Enzo, Mark).
- Remove cling wrap in BF and install vacuum-compatible heat shrink.
- Remove cling wrap on connections for PI vertical stepper and install vacuum-compatible heat shrink (needs wider diameter heat shrink or smaller pins).
- Rewire PI horizontal steppers with vacuum-compatible cable.
- Adjust yoke on BF to put top of secondary at 6 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.
- Create a proper DAC Monitor MEDM screen.
- Improve ADC Monitor MEDM screen.
SR Prep Tasks
Design/Purchasing
- Do rough mass budget for SR2/SR3/SRM.
- Design SR assembly frame.
- Design final SF ballast masses (Fabian).
Electronics
- Get cables/cards for SR3:
- 5 DSub-37 cables (tent)
- 5 DSub-15M to DSub-9M adapter cables (tent)
- 3 DIO cards (tent)
- 2 DSub-9 FF gender benders (for LVDTs)
- extra ADC card(s)?
- extra DAC card(s)?
- BNC-LEMO adapter (for LVDTs)
- etc