VIS Type B SR To-Do List - Archived Items

SR To-Do Items

BS To-Do Items

2018-07-30

SR3

• Check pitch.
• Set up new temporary OL with QBD and calibrate.
• Run power to steppers and picos and test them.
• Offload BF GAS LVDT offset.
• Align IM OSEMs (we started this but screwed it up initially).
• Debug stuck bit in BIO (it was a bad 37-pin gender changer).

SR2

• Fix SS alignment.
• Check bounce frequency.
• Install Cu segments and damper ring.

2018-07-24

SR3

• Remove tank lid leaving service ring.
• Move feedthroughs.
• Lay new cables.
• Calibrate PI LVDT and FR actuation.
• Remove safety bar and unlock suspension.
• Remove First Contact.
• Restore payload alignment, especially pitch.
• Cable geophones.

SR2

• Add cable clamps to PI.
• Crane in PI.

• Change to stronger CuBe spring.

SRM

• Do inventory of parts.

2018-07-17

Main Sequence

• Find LBB damper rods and associated parts.
• Check/restore verticality of security structure.
• Set SF damper magnet ring height.
• Check/correct IP LVDT polarities.
• Calibrate IP FR sensing.
• Set safety screw and safety nut on F0 keystone; remove Kapton tape.
• Set up optical lever.
• Check/restore alignment of payload, especially optic pitch.
• Do token TFs (time permitting).
• Lock F0 keystone.
• Lock suspension laterally except for SF level.
• Add IM-RM safety bar.
• Disconnect all cables at inside of feedthroughs.
• Remove top of tank (including service ring).
• Set tank jacks to nominal height (50 mm).
• Lift suspension.
• Install LBB damper rods.
• Crane suspension into tank.
• Hook LBB damper rods.
• Replace tank lid and service ring.

F0/LBB/Tank Stuff

• Help Sato-san with swapping IP in PI #2.
• Crane IP to second floor.

2018-07-09

• Get studs for arc weights.
• Get laser level, preferably the red Tajita one.
• Finish in-vacuum cabling.
• Correct flipped connections in SR3 PI LVDTs.
• Tune PI LVDT driver box.
• Plug in spare sat amps.
• Install geophones.
• Install arc weights.
• Tune IP.
• Make three in-air stepper splitter cables for SR2, SR3 and SRM.

F0/LBB Stuff

• Clear space for PI #2 (SRM) work.

Software Etc

• Check S-numbers of BS sat amps and SR sat amps returned to Mozumi, and update electronic items lists.
• Review/improve macro file fixes for split models; write klog; submit changes to SVN.

2018-07-02

• Decide whether to install ballast mass inside SF.
• Install SF ballast mass inside or on top, less reserve for cables.
• Route cables around SF up to flying saucer and PI.
• Finalize SF trim mass.
• Unclamp assembly frame at IM level.
• Unlock and center IP.
• Characterize more blades.
• Build filter in PI #1 for SR2.

2018-06-25

• Reconfigure top of AF.
• Apply magnets to damper ring with template.
• Put damper magnet ring on top of SF, with spacers to protect Cu segments.
• Crane in SR3 PI, adding SS poles and damper ring rods.
• Set up for tuning SR2 PI.
• Hook SF and SF damper ring, adjust F0 compression, SF ballast.

2018-06-18

• Tweak BF total trim masses.
• Cable, test SF FR.
• Replace ceramic thrust bearing in PI #3 with metal one (do PI #1 as well if time).
• Install AC bandpass filters in SR3 WD filters.
• Check coil filter gains for compensation of magnet polarities (confirm SR3 IM, set and confirm SR2 and SR3 TM).
• Fix link to SUS_CUS_BSFM_BIO.adl in VIS_CUST_TYPEB_OVERALL.adl.
• Rename VIS_CUST_BS_BIO.adl screen to VIS_CUST_TYPEB_BIO.adl and adjust links.
• Fix hardwiring to BS in VIS_CUST_TYPEB_IP_WD_AC_BANDLIM.adl (ACC H2 and ACC H3 sections).
• Fix broken CD State field in VIS_CUST_TYPEB_OVERALL.adl.

2018-06-11

Main Sequence

• Debug stuff.
  • Finish debugging BS BIO.
  • Make SR3, SR2, SRM like BS.
  • Swap the LPCD to HPCD.
  • Fix IM coil gains to compensate magnet polarities.
• Add Cu ring, cable clamps to SF cap.
• Set up software pico drivers for SR3_IM and SR3_BF.
• Install L-brackets on BF and SF rings.
• Add extra spacers under SF to give more jack range.
• Suspend BF/... section.
• Adjust BF trim mass.
• Route cables through SF-BF flying saucer up to bottom of SF.
• Readjust BF trim mass.
• Readjust payload.

Software

• Fix white channels on BS screens (will probably be an issue for SRx models if/when split).

2018-06-04

Main Sequence

• Cable and test BF cap picos.
• Build up security structure to SF level.
• Crane in SF and remove cap.
• Hook BF.
• Characterize final F0 blades.
• Build F0 for PI #3.

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.
• Finish four half-assembled geophones.

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