Standing of chambers at this stage

Kate G, Calum T, Rich A, Matt H

First of all a BIG/MASSIVE/ENORMOUS thankyou to Calum, Kate and Rich for putting up with a slave driver like me and working a 12 hour shift with me on a saturday

 

Standing of chambers at the moment as I remember it:

HAM2

PRM..locked…however still need to lock optic barrel stops and remove front optic EQ stops..then ready for FC

PRM baffle…removed

PR3..locked. Ready for FC

MC3..locked…however still need to lock optic barrel stops and remove front optic EQ stops..then ready for FC

MC1..partially locked

Kapton washers not installed on picomotors yet

ISI…locked

 

HAM3

MC2…FC applied and unlocked

PR2….FC applied and unlocked

Large Kapton washers installed on all picomotors

ISI…unlocked

Covers pulled back from ISI

Coarse wipe down of chamber has occurred

 

BSC2

Beamsplitter optic…locked

ISI…locked

First contact applied to optic...still need to paint "crust"

New baffle installed

Old baffle needs to be reinstalled after FC pulled

Chamber wipe down occurred

 

HAM4

SR2..locked…however still need to lock optic barrel stops and remove front optic EQ stops..then ready for FC

TCS optic in front of SR2 optic removed

ISI…locked

 

 

HAM5

Faraday..unlocked

ISI…locked

SRM…locked…no FC will be applied

SR3…locked. Spray FC applied, need to paint edges

SR3 front baffle removed

Chamber wipe down occurred

 

BSC3

Suspension..locked

FC applied to optic…..still needs outer crust applied I believe

Arm cavity baffle still pulled back I believe.

 

Particle counts

HAM4

In cleanroom start of arvo session

All counts zero

 

In chamber start of arvo session

0.3um...210 counts

0.5um...80 counts

0.7um...30 counts

1.0um...30 counts

2.0um ...10 counts

5.0 um....0 counts

Probably high due to baffle work

Pics attached if people interested in RH/temp

 

Focus of tomorrow is to try to finish HAM4 and HAM5, maybe finish BSC3 and BSC2 first contacting, and do some more work in HAM2. See how we go