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Deletions are marked like this. | Additions are marked like this. |
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=== Facilities === | ==== Facilities ==== |
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* Wipe ladders. | * Wipe ladders, assembly frame. |
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== Coming Weeks == | |
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==== Plan for week of 2018-04-16 ==== * Move SF and BF for SRM out of the way. * Check results of gluing. * Build 1xRM * Calibrate OSEMs. * Start SR3 Hang * Reset assembly frame crossbars to correct heights. * Center the optical table. * Align the assembly frame vertically. * Install IM ring and IM. * Hang optic. * Hang RM. * Cable RM OSEMs. |
=== 2018-11-26 === ==== SRM ==== * Clear space for SRM swap. * Ultrasonically clean metal parts associated with new SRM (except for solblack-coated ones) and tools. * Install IM-IRM safety bar. * Swap SRM glass mass. * Seal geophones. * Find two geophone cables used by Okutomi-san. * Rewire one geophone cable correctly. * Add extra ≈1 kg to SF cap and adjust tilt. * Center and fasten F0 yoke. * Calibrate F0 GAS LVDT. * Add arc weights and geophones. * Test geophones. * Improve centering/tuning of IP and SS alignment. * Disconnect cables. * Remove crossbars. * Crane suspension into tank. |
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==== Plan for week of 2018-04-23 ==== * Clean parts (cable clamp bases, etc, etc; Hirata-san). * Observe KAGRA Phase 1 operations, assist if problems arise. * Continue SR3 hang. * Top filter disassembly ==== Plan for week of 2018-04-30 ==== * Golden Week! |
==== SR2 (not so low priority) ==== * Set up OL pillar and shelf (with Akutsu-san). * Set up OL cabling. * Set up OL. * Add more arc weights and tweak IP centering. * Replace two borrowed geophones. * Remove tape, writing etc on PI and PI items. * Add new feedthrough to lower part of tank (with Izumi-san-tachi). * Install cable for MIF pico on LBB (with Izumi-san-tachi). * Add ballast mass to LBB. * Install manual yaw adjuster. * Get top plate reduced? |
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* Check which LVDT cards are in which boxes. * Get at least one BIO Converter chassis fully connected (CONTEC BIO card, WD and stepper motor chassis) for implementation and test of stepper motor reset function. * Install, cable PI yaw steppers. * Correct flipped connections in SRM PI LVDTs. * Check SR2, SR3 TM coil gains for magnet polarity compensation. * Replace chipped magnets (12x12x12 mm) in SR3 IP, H1 and H2. === Mitaka or remotely === * Write generic Type B Guardian; make BS and SR3 inherit from it; make analog WD optional for now (all suspensions will get them eventually). * Create software stepper drivers for SR3 and SRM and link to them from STEP_MASTER.adl screen. |
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* Get SRM mushroom installed. * Install first set of LBB damper rings in SR2 (or SR3?) tank. |
* Install damping filters for SR2. * Review DAC channel requests. |
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* Make three in-air stepper splitter cables for SR2, SR3 and SRM. [done?] * Do buoyancy calculation (see LIGO-T1100616). * Set up SR2 Guardian. * Install damping filters for SR2. * Review Shoda-san's Guardian. * Review DIO stuff. * Review DAC channel requests. * Order Cu O-rings for geophone. * Finish half-completed geophones. * Find fourth feedthrough for SR2, 8 more for SR3 and SRM. * Characterize top filter prototype blades. * Decide final top filter blade parameters and order. * Rebuild three top filters. * Do buoyancy calculation (see LIGO-T1100616). |
* Split SRx real-time models? === Ordering === See ../WishList . |
VIS Type B SR Near Term To-Do List
Preparation for SR Installation
Every Week
Facilities
- Vacuum and roll floor.
- Wipe ladders, assembly frame.
- Tidy tools, parts.
Get stuff from ../WishList
Coming Weeks
2018-11-26
SRM
- Clear space for SRM swap.
- Ultrasonically clean metal parts associated with new SRM (except for solblack-coated ones) and tools.
- Install IM-IRM safety bar.
- Swap SRM glass mass.
- Seal geophones.
- Find two geophone cables used by Okutomi-san.
- Rewire one geophone cable correctly.
- Add extra ≈1 kg to SF cap and adjust tilt.
- Center and fasten F0 yoke.
- Calibrate F0 GAS LVDT.
- Add arc weights and geophones.
- Test geophones.
- Improve centering/tuning of IP and SS alignment.
- Disconnect cables.
- Remove crossbars.
- Crane suspension into tank.
SR2 (not so low priority)
- Set up OL pillar and shelf (with Akutsu-san).
- Set up OL cabling.
- Set up OL.
- Add more arc weights and tweak IP centering.
- Replace two borrowed geophones.
- Remove tape, writing etc on PI and PI items.
- Add new feedthrough to lower part of tank (with Izumi-san-tachi).
- Install cable for MIF pico on LBB (with Izumi-san-tachi).
- Add ballast mass to LBB.
- Install manual yaw adjuster.
- Get top plate reduced?
SR Prep Tasks - To Be Scheduled
Tunnel
- Check which LVDT cards are in which boxes.
- Get at least one BIO Converter chassis fully connected (CONTEC BIO card, WD and stepper motor chassis) for implementation and test of stepper motor reset function.
- Install, cable PI yaw steppers.
- Correct flipped connections in SRM PI LVDTs.
- Check SR2, SR3 TM coil gains for magnet polarity compensation.
- Replace chipped magnets (12x12x12 mm) in SR3 IP, H1 and H2.
Mitaka or remotely
- Write generic Type B Guardian; make BS and SR3 inherit from it; make analog WD optional for now (all suspensions will get them eventually).
- Create software stepper drivers for SR3 and SRM and link to them from STEP_MASTER.adl screen.
- Make three in-air stepper splitter cables for SR2, SR3 and SRM. [done?]
- (Continue to) soak the sapphire prisms off the dummy BS for reuse on the SRM metal mass.
- Install damping filters for SR2.
- Review DAC channel requests.
- Set up SR2 Guardian.
- Install damping filters for SR2.
- Split SRx real-time models?
Ordering
See ../WishList .