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== 2018-04-23 == | === 2018-05-28 === ==== Main Sequence ==== * Modify and clean Promec masses at Mitaka (making threaded holes unthreaded to allow stacking). * Test LVDT driver repaired by Tanaka-san. * Install internal ballast masses. * Install cap ballast masses. * Build LBB blade units. * Install LBB blade units in PIs #3 and #1. * Add cable clamps to PI #3. * Remove prototype blades from PI #3. * Install other half of SR3 LBB top ring. * Install maraging rod receptacles in SR3 LBB damper rings. * Install damping filters for IM OSEMs. === 2018-05-21 === ==== Main Sequence ==== * Cable and (re-)test TM OSEMs, IM picos, BF yaw pico, BF LVDT and FR. * Install IRM sides, and IM OSEMs. * Center IM OSEMs (in/out and laterally) * Route all cables to underneath BF. * Add BF internal ballast mass. * Add BF cap. ==== F0/LBB Stuff ==== * Create LBB blade sets (if screws are available) * Install LBB blade sets on PIs #1 and #3 (if possible). * Install cable clamps on PIs #1 and #3. * Put LBB damper rings in SR3 tank. == 2018-05-14 == === Main Sequence === * Crane in BF. * Add IRM top plate, maraging rod, flying saucer. * Suspend IM, check pitch, roll and vertical, adjust trim mass. * Final prep for F0 prototype blade test (5/14) * F0 prototype blade test with Takahashi-san (5/15 or TBD) * Characterize top filter prototype blades. * Decide final top filter blade parameters and order. * Characterize LBB blades. === 2018-05-07 === * Rehang optic and RM. * Install lower section of SS. * Install IM-BF section of SS. * Prepare for IM/.. weighing. * Disassemble PI #3 in SRM area. * Prepare for F0 blade prototype characterization. * Get SRM mushroom installed. === 2018-04-23 === |
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== 2018-04-16 == |
* Clean parts (cable clamp bases, etc, etc). === 2018-04-16 === |
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VIS Type B SR To-Do List - Archived Items
2018-05-28
Main Sequence
- Modify and clean Promec masses at Mitaka (making threaded holes unthreaded to allow stacking).
- Test LVDT driver repaired by Tanaka-san.
- Install internal ballast masses.
- Install cap ballast masses.
- Build LBB blade units.
- Install LBB blade units in PIs #3 and #1.
- Add cable clamps to PI #3.
- Remove prototype blades from PI #3.
- Install other half of SR3 LBB top ring.
- Install maraging rod receptacles in SR3 LBB damper rings.
- Install damping filters for IM OSEMs.
2018-05-21
Main Sequence
- Cable and (re-)test TM OSEMs, IM picos, BF yaw pico, BF LVDT and FR.
- Install IRM sides, and IM OSEMs.
- Center IM OSEMs (in/out and laterally)
- Route all cables to underneath BF.
- Add BF internal ballast mass.
- Add BF cap.
F0/LBB Stuff
- Create LBB blade sets (if screws are available)
- Install LBB blade sets on PIs #1 and #3 (if possible).
- Install cable clamps on PIs #1 and #3.
- Put LBB damper rings in SR3 tank.
2018-05-14
Main Sequence
- Crane in BF.
- Add IRM top plate, maraging rod, flying saucer.
- Suspend IM, check pitch, roll and vertical, adjust trim mass.
- Final prep for F0 prototype blade test (5/14)
- F0 prototype blade test with Takahashi-san (5/15 or TBD)
- Characterize top filter prototype blades.
- Decide final top filter blade parameters and order.
- Characterize LBB blades.
2018-05-07
- Rehang optic and RM.
- Install lower section of SS.
- Install IM-BF section of SS.
- Prepare for IM/.. weighing.
- Disassemble PI #3 in SRM area.
- Prepare for F0 blade prototype characterization.
- Get SRM mushroom installed.
2018-04-23
- Get 8xM8x40 screws for feedthroughs.
- Attach feedthroughs to AF.
- Get LVDT driver with one good and one bad card for Tanaka-san.
- Start SR3 Hang
- Find wires, wire clamp items.
- Install winch system.
- Move KOACH filters, mirror box and table to near AF.
- Hang optic.
- Set up OL.
- Set optic pitch.
- Clean parts (cable clamp bases, etc, etc).
2018-04-16
- Move SF and BF for SRM out of the way.
- Check results of gluing.
- Glue new metal prism on SR3 to replace one with failed bond.
- 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.
- Find fourth feedthrough for SR2, 4 more for SR3.
2018-04-09
- Glue prisms and magnet/standoff assemblies on SR3.
- Glue ferromagnetic disks into IM flags (now have two sets of six, for SR3 and SRM).
- Calibration of LVDT and FR for 2 BFs and 2 SFs.
- Two IMs mostly built.
2018-04-02
- Get SR3 model running.
- Receive SR3, fix FC.
- Make magnet-standoff assemblies (two sets, for SR3 and SRM).
- Inventory of payload parts.
- Finish mechanical adjustment of 2 BFs and 2 SFs.
- Finish rack work (except for missing boxes).
2018-03-26
- Tune one BF, rebuild one BF, test two SFs.
- Do SR3 in-air cables.
- Run power supply directly to SR3 (instead of via SR2).
- SR2 TFs.
2018-03-19
- Make one geophone pod, mostly finish 4 more.
- Set dummy BS to soak.
- Assemble 12 OSEMs.
- Make pair of in-air pico cables (for SRM).
2018-03-12
- (Close up BS tank.)
- Add boxes to SR3/SRM racks.
- Disassemble two BFs and characterize all SF BF blades.
- Correct SF-BF yaw issue.
- Send OSEM stuff to Mitaka.
- Prepare for geophone assembly.
- Pack, send off SF caps for remachining.
2018-03-05
- (Remove the non-vacuum-compatible ballast mass from the BS tank.)
- (Secure all the PR2 feedthrough connections with screws.)
- Get empty rack for SRM.
- Calibrate the SR2 SF LVDT sensing and actuation, and the FR.
- Measure the bounce frequencies of the SF with and without the cap, and the bounce frequency of the BF.
- Tried different SF caps.
2018-02-26
- (Remove LBB temporary ballast masses from BS chamber.)
- Route cables up to under SF.
- Cable/test BF cap picos.
2018-02-19
- Do TFs from IM OSEMs to IM OSEMs, OL pitch/yaw.
- Claose BF, runs cables upwards.
- Weigh/trim BF/... .
- Build up AF and add SF.
- Suspend BF.
2018-02-13
- Build IRM around IM.
- Cable/test/adjust IM OSEMs.
- Send OSEM parts back to Mitaka so that Shoda-san can assemble them in Mitaka.
- Test/calibrate BF FR.
- Derive matrices.
- Screen and model fixes.
2018-02-05
- Empty out gowning cleanroom in prep for roof work.
- Check PR3 area for Ø10x10 IM flag magnets.
- Make in-air pico adapter cables.
- Label in-air pico adapter cables.
- Cable IM picos through to driver.
- Cable BF LVDT through to driver.
- Check LVDT resistances and inductances at various points from coils to rack.
- Cable BF FR stepper through to driver.
- Calibrate LVDT.
- Test IM picos and BF yaw pico.
- Install ballast mass in BF.
- Remove stuff from changing area in preparation for installing SS sheet.
2018-01-28
- Install IRM.
- Adjust IM OSEMs.
- Cable IM OSEMs.
- Do TFs from IM OSEMs to IM OSEMs, OL pitch/yaw.
- Install pre-calculated BF trim mass.
- Lift
2018-01-22
- —(Debug keystone issue.)—
- Cable yaw pico and LVDT on new BF.
- Calibrate LVDT on new BF.
- Adjust IM/RM/SR total mass and pitch/roll balance.
- Test IM picos.
- Prepare SR3 area for PI test.
- Check BF yaw pico.
2018-01-15
- Set up SR2 rack
- Get more 1-m power cables and connect up remaining boxes. (No orange ones left - used yellow temporarily.)
- Run LAN and power cables for stepper drivers.
- Cable RM OSEMs to rack.
- Setup QPD and cable to rack.
- Fix links to OPLEVINF filter screen from chain screen.
- Initialize gains and matrix elements for SR2 OL.
- Wash parts for flying saucers.
- Test nuts for flying saucers.
- Order more nuts for flying saucers.
- Add DRIVEALIGN button to overview screen.
- Check sizes and in-stock numbers of screws for geophones.
- 20 x M8*35 (need 3*16=48)
- 35 x M8*30 (need 3*8=24)
- 4 x Viton disks (need 4)
- 123 M8 washers (need 3*24=72)
- Do TFs from RM OSEMS to OL pitch/roll.
- Make IM OSEMs.
- Install load gauge adapter.
- Lift IM/RM/SR with LGA, check/adjust total mass and pitch/yaw balance.
- Crane in BF.
- Install BF-IRM rods and top plate of IRM.
- Install BF-IM rod with flying saucer.
- Hook IM.
- Route cables via flying saucer up to under BF.
2018-01-09
- Center IM.
- Set up optical lever for leveling optic.
- Hang optic.
- Hang RM.
- Install bottom section of SS.
- Cable up OSEMs.
- Do inventory of ballast masses.
2017-12-25
- Recover from power outage.
- Calibrate BF LVDT.
- Route in-vac cabling for OSEMs.
- Route in-vac cabling for steppers
- Fix SR2 RTM.
- Wipe/blow frame.
- Drape clean bag.
- Reinstall L-brackets
- Crane in IM.
- Install new jack receptacles (in SR3 area, second floor) on load gauge adapter (SR2 area, second floor).
2017-12-18
- Assemble SR2 IP.
- Final assembly.
- Test IP picos.
- Assembly frame stuff:
- Center and immobilize optical table.
- Adjust verticality of assembly frame.
- Remove internal crossbars for SF and BF.
- Adjust external crossbar heights.
- Install red bars and IM ring.
- Ship L-brackets to Mitaka and remachine.
2017-12-11
- Double check prism heights.
- Do mirror gluing.
- Check mirror gluing.
- Hassle Miyo-kun for pico driver.
- Set up for testing IP with pico driver.
- Make pico cable.
- Glue Misumi plug in movable mass (also glue remaining disks in IM flags).
- Find BF accessories.
- Weigh BF.
- Find in-vac cables:
- 2 x Type 3-6m
- 4 3 x Type 4-1.5m
- 7 x Type 2-2m
- Set up SR2 rack
- Get ADC/DAC/DIO cards
- Get cables/cards for SR2
- Get BIO white cables x 10
- Hassle Miyakawa/Yamamoto to connect rack to DC power, Internet, etc.
- Get SR2 real-time model running (Yamamoto-san).
- Move trolley system from SR3 to SR2.
- Find and attach feedthroughs.
- Find circuit boards for geophones (Okutomi-san says we have 5 free plus 5 tied up in his experiment till Feb-Mar 2018.)
- Check if they have sockets soldered on. (Yes.)
- Check if they come with hex posts. (Yes.)
2017-11-27
- Bring SR2 into tunnel.
- Bring spare mirror box into tunnel.
- Bring 6 L-brackets for chassis boxes into tunnel.
- Bring cleaned parts from near ultrasonic cleaner into tunnel.
- Move SR2 rack into position.
- Set up SR2 rack
- Add L-brackets to new whitening filter and two HPCDs (one in BS rack).
- Get ADC/DAC/DIO cards.
- Get cables/cards for SR2:
- 5 DSub-37 cables (tent)
- 5 DSub-15M to DSub-9M adapter cables (tent)
- 2 DSub-9 FF gender benders (for LVDTs)
- BNC-LEMO adapter (for LVDT sig gen)
- Screw boxes into rack.
- Update SR2 suspension items doc.
- Run cables to assembly frame.
- Find feedthroughs.
- Transfer spare mirror to spare mirror box.
- Transfer SR2 to good mirror box.
- Find mirror gluing items:
- Prism micrometer stages
- Prism jigs
- Lenses for inspecting scribe lines
2017-11-13
- Huge cleanup!
- Find collet from maraging rod adapter.
- Make notes on where ladder needs to go.
- Take photos and make notes about where SR2 safety bars need to go (time permitting, also SR3).
- Wrap and label BS parts.
- Bring work table from PR2 area.
- Bring racks from SRM area.
- Look for needed screws, especially for IM.
- Find mirror gluing items.
- Prisms
- Secondary prisms
- Magnets
- Magnet bases
- Magnet jigs
- Balance
- Stirrers
- Mixing dishes
- EP30