VIS Type B SR To-Do List - Archived Items

SR To-Do Items

BS To-Do Items

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