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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. |
=== 2018-11-05 === ==== SRM (top priority) ==== * Etc * --(Solder more cables.)-- * --(Ultrasonically clean more cables.)-- * --(Work out optimum LPCD output resistance; get one box modified.)-- * Work out how to change LPCD watchdog threshold; get one box modified. * LBB * --(Lay out LBB damper ring pieces near tank.)-- * Put magnets on LBB magnet ring. * Move KOACH filters * Put LBB damper rings in tank. * Set tank jacks to nominal height. * Main sequence * --(Run DC power and network to SRM_IP stepper driver.)-- * --(Add all steppers and picos to driver list and MEDM screens.)-- * --(Prepare SF magnet ring.)-- * --(Install #353 poles)-- * --(Move NB-03 jacks down; disassemble top of AF.)-- * --(Crane PI into AF.)-- * --(Install F0-SF rod (#331) and flying saucer.)-- * --(Route SF/... cables up to underside of F0.)-- * --(Install weaker CuBe spring.)-- * --(Add SF trim mass to leave 1.2 kg margin.)-- * --(Tweak BF trim mass to compensate for new cables.)-- * --(Measure bounce frequencies.)-- * Do vertical height budget. ==== SR2 (low priority) ==== * --(Unclamp LBB ring sandwich.)-- * --(Set LBB receptacles to CAD positions.)-- * --(Remove spacers; get LBB hanging.)-- * Set up OL. |
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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! |
=== 2018-11-12 === ==== SRM ==== * Main sequence * Cable/test IP LVDTs. * Cable/test IP FRs. * Unlock IP and center roughly. * Calibrate IP LVDTs. * Check/adjust alignment of SS. * Add arc weights and geophones (or extra mass equivalent to geophones). * Cable/test geophones. * Improve centering/tuning of IP and SS alignment. |
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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. |
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* Make three in-air stepper splitter cables for SR2, SR3 and SRM. [done?] * Do buoyancy calculation (see LIGO-T1100616). |
* Review DAC channel requests. |
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* 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
2018-11-05
SRM (top priority)
- Etc
Solder more cables.
Ultrasonically clean more cables.
Work out optimum LPCD output resistance; get one box modified.
- Work out how to change LPCD watchdog threshold; get one box modified.
- LBB
Lay out LBB damper ring pieces near tank.
- Put magnets on LBB magnet ring.
- Move KOACH filters
- Put LBB damper rings in tank.
- Set tank jacks to nominal height.
- Main sequence
Run DC power and network to SRM_IP stepper driver.
Add all steppers and picos to driver list and MEDM screens.
Prepare SF magnet ring.
Install #353 poles
Move NB-03 jacks down; disassemble top of AF.
Crane PI into AF.
Install F0-SF rod (#331) and flying saucer.
Route SF/... cables up to underside of F0.
Install weaker CuBe spring.
Add SF trim mass to leave 1.2 kg margin.
Tweak BF trim mass to compensate for new cables.
Measure bounce frequencies.
- Do vertical height budget.
SR2 (low priority)
Unclamp LBB ring sandwich.
Set LBB receptacles to CAD positions.
Remove spacers; get LBB hanging.
- Set up OL.
2018-11-12
SRM
- Main sequence
- Cable/test IP LVDTs.
- Cable/test IP FRs.
- Unlock IP and center roughly.
- Calibrate IP LVDTs.
- Check/adjust alignment of SS.
- Add arc weights and geophones (or extra mass equivalent to geophones).
- Cable/test geophones.
- Improve centering/tuning of IP and SS alignment.
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.
- Set up SR2 Guardian.
- 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 .