| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
2970
|
Fri May 21 16:37:35 2010 |
steve | Configuration | VAC | tp3's drypump replaced | Bob replaced the tipseal in an other drypump
and I swapped it in. TP3 turbo is running
again, it's foreline pressure is 40 mTorr. |
|
|
2972
|
Mon May 24 07:53:57 2010 |
steve | Configuration | PEM | air cond. just turned ON | IFO room temp 27.5C , Please remember to
turn AC back on ! |
|
|
3024
|
Tue Jun 1 11:47:14 2010 |
steve | Update | PEM | lead balls on concrete |
|
|
|
3025
|
Tue Jun 1 15:51:42 2010 |
steve | Update | PEM | foam box for good thermal stability | This box was made to provide good
thermal stability for seismometer calibration.
There is an inner solid shell of 0.064" |
|
|
3033
|
Wed Jun 2 07:54:55 2010 |
steve | Update | MOPA | laser headtemp is up | Is the cooling line clogged? The chiller
temp is 21C See 1 and 20 days plots |
|
|
3037
|
Wed Jun 2 18:09:32 2010 |
steve | Update | PEM | seismometers off of linoleum floor | Steve for Nancy,
Seismometer interface box ac power
was turned off, Guralps disconnected and |
|
|
3039
|
Wed Jun 2 21:21:43 2010 |
steve | Update | PEM | seismometers off of linoleum floor |
|
|
|
3058
|
Wed Jun 9 10:31:13 2010 |
steve | Update | SAFETY | safety training | Nancy and Sharmila received introductory
early bird surf safety training for the 40m
lab. |
|
|
3108
|
Wed Jun 23 17:48:16 2010 |
steve | Update | MOPA | laser head temp | The laser chiller temp is fluctuating and
the power output is decreasing. See 120 days
plot. |
|
|
3130
|
Tue Jun 29 08:41:06 2010 |
steve | Update | MOPA | MOPA is dead | I found the laser dead this morning.
The crane people are here to unjam
it. |
|
|
3150
|
Wed Jun 30 18:16:55 2010 |
steve | Update | SAFETY | SURF safety training 2010 | 40m SURFs Razib Obaid, Nancy Aggarwal,
Unknown Bearded SMURF, Megan |
|
|
3152
|
Thu Jul 1 10:26:34 2010 |
steve | Configuration | VAC | pd68 at vacuum normal state | Slow pump down _pd68 has reached the vacuum
normal state. CC4_Rga region is pumped
now. The RGA is still off. |
|
|
3192
|
Mon Jul 12 10:23:51 2010 |
steve | Update | PEM | air condition maintenance is today | The AC filters will be checked and/or replaced
today. This means the AC will be off for
sort periods of time. Temperature and particle |
|
|
3202
|
Tue Jul 13 10:02:30 2010 |
steve | Update | MOPA | laser power is dropping slowly | I have just removed an other 400 cc of
water from the chiller. I have been
doing this since the HTEMP started fluctuating. |
|
|
3248
|
Tue Jul 20 08:04:31 2010 |
steve | Configuration | VAC | slow vent has started | The PSL shutter was closed. The beam path
blocked two places. High voltage power supplies
to IOO and OMC PZT were checked to be off. |
|
|
3266
|
Thu Jul 22 08:07:27 2010 |
steve | Update | VAC | vent finished |
|
|
|
3272
|
Fri Jul 23 08:15:59 2010 |
steve | Update | PSL | ref cavity ion pump | The ref cavity ion pump was running at
7.7kV instead of 5kV
This Digitel SPC-1 20 l/s ion pump |
|
|
3277
|
Fri Jul 23 15:32:02 2010 |
steve | Update | PEM | control room AC set point changed | The control room temp is warmer than usual.
The heat exchanger Office Pro 18 set point
was lowered from 70 to 68F yesterday. |
|
|
3279
|
Fri Jul 23 16:00:35 2010 |
steve | Update | SAFETY | crane load test tomorrow | All 3 cranes will be load tested at 1 ton
tomorrow morning between 9am and 2pm
Do not come to the 40m lab during |
|
|
3288
|
Mon Jul 26 08:51:31 2010 |
steve | Update | PEM | lowering AC setpoint by 2F makes PSL happy |
|
|
|
3297
|
Tue Jul 27 11:43:24 2010 |
steve | Update | PEM | air quality is bad today | The lab is at 30,000 and Pasadena air is
at 1.1 e+6 particles /cf min of 0.5 micron. |
|
|
3311
|
Wed Jul 28 14:54:56 2010 |
steve | Update | SAFETY | evacuation drill at the 40m | Head count at the evacuation drill today.
I checked alarms and flashers
at room 104,102,101, 103, 105 and 107. They |
|
|
3331
|
Fri Jul 30 09:55:34 2010 |
steve | Configuration | VAC | slow pumpdown has started | Bob and Steve closed BS chamber with the
help of the manual Genie lift and the pump
down started. The PSL shutter was closed |
|
|
3333
|
Fri Jul 30 14:53:09 2010 |
steve | Update | General | PSL table leg upgrade |
|
|
|
3336
|
Fri Jul 30 17:54:55 2010 |
steve | HowTo | VAC | How to stop and start slow pumpdown |
|
|
|
3347
|
Mon Aug 2 10:26:15 2010 |
steve | Configuration | VAC | very slow pumpdown completed |
|
|
|
3371
|
Fri Aug 6 08:09:15 2010 |
steve | Update | PSL | PSL preparation work |
|
|
|
3394
|
Tue Aug 10 17:21:48 2010 |
steve | Update | General | PSL optical table is at 30" height | Mike Gerfen, Koji and Steve,
Our old ( 6 x 10 x 1 ) ft Newport |
|
|
3404
|
Thu Aug 12 10:56:31 2010 |
steve | Update | Environment | dusty floor work in progres | I powered down 1Y1 and 1Y2 instrument racks
of MC and RF-systems this morning.
Both racks, SP table, clean tools-parts |
|
|
3410
|
Thu Aug 12 16:18:46 2010 |
steve | Update | Environment | tiles and adhesive removed |
|
|
|
3422
|
Fri Aug 13 18:32:48 2010 |
steve | Update | PEM | new legs attached to optical table | Koji, Rana and Steve
The floor preparation continued today. |
|
|
3430
|
Tue Aug 17 14:09:15 2010 |
steve | Update | PEM | PSL optical table schedule | Tuesday, 17 August : fill tunnel, set table
height, level table and balance load
Wednesday : grout tripod legs and |
|
|
3435
|
Wed Aug 18 16:42:14 2010 |
steve | Update | PEM | PSL optical table legs load balanced |
Rana, Koji, Alberto and Steve,
Tuesday afternoon |
|
|
3444
|
Thu Aug 19 16:03:59 2010 |
steve | Update | PEM | grouting of PSL tripod legs | The 10' x 6' optical table is seating on
6 tripods. Each tripod leg has 3 feet. They
are supported by jack screws against copper |
|
|
3448
|
Fri Aug 20 15:49:14 2010 |
steve | Update | PEM | grouting is done | The preparation for pouring concrete is
continuing. The grout forms were removed.
Half inch ribbed steel bars were epoxied |
|
|
3449
|
Fri Aug 20 16:17:35 2010 |
steve | Update | PEM | PEM-count channels are not working | C1: PEM-count channels are dead since August
12, 2010 |
|
|
3455
|
Mon Aug 23 08:28:27 2010 |
steve | Update | SUS | ETMY sus damping restored | |
|
|
3462
|
Tue Aug 24 11:23:32 2010 |
steve | Update | PEM | tripod leg installation completed | Bertine Robby, Bertin and Jerry completed
the installation by pouring concrete yesterday
and cleaning up today. |
7x |
|
3472
|
Wed Aug 25 16:13:32 2010 |
steve | Summary | PEM | PSL optical table is back into operation at 32.75" level | The tile work was done yesterday after
noon.
This morning Mike Gerfen and me lowered |
|
|
3477
|
Fri Aug 27 11:27:33 2010 |
steve | Update | PEM | crane safety document | I posted the crane safety document on the
40m wiki, vacuum page as 26 August 2010
Please add your comments and corrections. |
|
|
3493
|
Tue Aug 31 10:44:17 2010 |
steve | Update | PEM | concrete sealed | The PSL -leg concrete was sealed with a
single coat of SCOFIELD Cureseal-S to minimize
shedding of particles. |
|
|
3495
|
Tue Aug 31 13:31:00 2010 |
steve | Update | PEM | room temp lowered | I lowered room 101 thermostat setting from
74F to 72F |
|
|
3496
|
Tue Aug 31 14:47:53 2010 |
steve | Configuration | PEM | toilet upgrade | Our toilets were replaced by a green Gerber
1.6 gpf ( 6 lpf ) last week. |
|
|
3505
|
Wed Sep 1 10:54:15 2010 |
steve | Update | PEM | more crane balancing | Crane balancing at the south end is continuing
today. |
|
|
3513
|
Thu Sep 2 14:11:17 2010 |
steve | Summary | PEM | south end crane balancing is completed | The crane I -beam now leveled at all degrees
of rotation. The lower hinge was moved
southward about 1/4 of an inch. |
|
|
3514
|
Thu Sep 2 16:41:32 2010 |
steve | Configuration | SAFETY | laser is ON: safety glasses required! | I hooked up interlock to the Innolight
2W 1064 nm in the enclosure. The manual shutter
is closed on this unit. |
|
|
3547
|
Wed Sep 8 16:17:58 2010 |
steve | Update | PEM | particle counter problem | I played with the particle counter this
morning. Now it's running and reading the
correct numbers on the old COCHECKLIST.adl |
|
|
3549
|
Thu Sep 9 08:23:45 2010 |
steve | Update | SAFETY | main laser turned off | Innolight 2W 1064nm main laser was turned
off for more enclosure related work.
The electrician re rooting the power- |
|
|
3550
|
Thu Sep 9 11:17:15 2010 |
steve | Update | SAFETY | main laser is back ON |
|
|
|
3551
|
Thu Sep 9 11:31:54 2010 |
steve | Update | PEM | accelerometer cable connection | I turned off/on the power to the accelerometers
in order to re rout their connections. I
found cable connector body-nut #3 loose |
|