ACTION ITEMS LIST FOR SUPPORT TEAMS AND LOGISTIC ------------------------------------------------ Week 20/96: May 15 - May 21, 1996 --------------------------------- Attendance: J Fluxa, G Ihle, G Lundqvist, S Guisard, S Benetti, B Ahumada, G Mathys, A Pizarro, L Aguila, N Haddad, J Roucher. A. NTT I 95.44.01 SAFETY OF ELECTRONIC DEVICES SHOULD BE IMPROVED. ACTION: Differential breakers will be installed. Installation will be coordinated with NTT-T because it requires the temporarily shut-down of equipment (with assistance from electronics). Responsible: L Aguila New Deadline: end of March (New: Electric are now on leave). CLOSED 96.18 T 95.48.01 HORIZONTAL DISPLACEMENT OF M1 SHOULD BE KNOWN ACTION: Permanent gauges have been ordered. They have arrived and they have been mounted in coordination with the NTT-T. Responsible: G Ihle Deadline: April 96 CLOSED 96.18 T 96.07.01 COOLING SYSTEM OF ELECTRONIC RACKS NEEDS MODIFICATIONS ACTION: Components have been ordered and they have been delivered. Responsible: G Ihle Deadline: 12/July/96 T 96.12.01 VLT ALIGNMENT DEVICE HAS TO BE MOUNTED ACTION: New support has to be machined. The design is ready. Waiting for some pieces available in Garching. Responsible: G Ihle Deadline: end of August T 96.18.01 M1 COVER COLLAPSED ACTION: Half has been repaired. The other half has been removed from telescope and it is in the workshop. Some pieces have to be machined. Responsible: G Ihle Deadline: end of May B. 3.6m I 95.47.01 CABLES LYING ON THE FLOOR OF CASSEGRAIN CAGE CAN EASILY BE DAMAGED. ACTION: A cable holder should be installed. Tel.Team will find a solution. Responsible: L Aguila and Tel.Team. Deadline: June 96 T 96.12.01 THE DUAL SCREEN FACILITY SHOULD BE ACTIVATED. Action: It has be configured in the system and in Midas. Responsible: G Lundqvist Deadline: End of May. CLOSED 96.18 T 96.11.01 INFORMATION ON ADONIS ELECTRONICS NEEDED BY TT ACTION: M Maugis provided an introduction to the electronics of the 3.60 Team. Responsible: M Maugis Deadline: end of April CLOSED 96.19 T 96.12.01 ADONIS INSTALLATION IN CASSEGRAIN NEEDS IMPROVEMENTS. ACTION: Connectors have to be simplified, line drivers to be added. Responsible: M Maugis Deadline: end of June T 96.14.01 THE MIRROR COOLING SYSTEM IS INEFFECTIVE ACTION: After the analysis of statistic data this system is considered to be critical for achieving a good optical quality. Therefore clear specifications have to be provided by TT, and a corresponding project prepared and executed. Tentative solution like the insulation of existing pipes are no longer acceptable. Responsible: G Ihle Deadline: end of May CLOSED 96.18 T 96.14.03 ONE CENTERING DEVICE IN TOP RING IS LOOSE ACTION: It should be fixed at next change over. Responsible: G Ihle Deadline: 22nd of May T 96.16.01 SUSPECT MOVEMENT (SLIP EFFECT) OF THE ENCODER ACTION: A support for a microscope should be prepared in order to confirm it. A Gilliotte will provide the microscope. Responsible: W Eckert Deadline: End of May T 96.16.02 VENTILATOR BETWEEN CONTROL ROOM AND COMPUTER ROOM ARE TOO NOISY. ACTION: It has been fixed. Responsible: G Ihle Deadline: End of May CLOSED 96.20 I 96.17.01 THE CONTROL ROOM IS TOO COLD ACTION: The sealing under the false floor has been checked. Holes have been sealed. Responsible: B Ahumada Deadline: TBD after inspection. CLOSED 96.18 T 96.17.02 THE CENTER FIELD CAMERA IS NOT ALIGNED. ACTION: It has been aligned on the optical test bench. Two plate masks were needed. Responsible: G Ihle Deadline: June 10. CLOSED 96.20 T 96.20.01 ADONIS RUN BACK-UP NOT AVAILABLE ACTION: The IR team will incorporate the data from Adonis's runs in the data saving normalized system. Responsible: U Weilenmann Deadline: end of July T 96.20.02 CCD CAMERA NEEDED IN F/35 FOR THE CURVATURE SENSOR ACTION: A suitable support is required. Responsible: G Ihle Deadline: end of May T 96.20.03 CCD CAMERA FOR CURVATURE SENSOR TEST CANNOT BE CONTROLLED FROM OUTSIDE THE CASSEGRAIN CAGE. Action: a set of longer cables should be provided. Responsible: M Maugis Deadline: TBD (if feasible, end of May) F. CAT/CES T 96.12.01 MICROMETER SHOULD BE ADDED TO THE MOUNTING OF CCD #34. ACTION: As in the CCD #38. The micrometer has been added. To be checked. Responsible: W Eckert. Deadline: end of May CLOSED 96.20 T 96.18.01 CCD LOOSES ALIGNMENT WHEN FOCUS IS CHANGED Action: The investigation shows that it is a known "feature" and that it is part of the procedure to be followed for CCD alignment. Responsible: A Gilliotte Deadline: TBD CLOSED 96.20 C. 2.2m T 95.50.02 VME MOTOR CONTROL FOR IRAC. ACTION: A spare should be provided. Responsible: M. Maugis Deadline: July 96, after J Alonso return. T 96.03.01 TIME IS LOST AT STARTUP OF PROGRAM CHOP2 ACTION: Initial tests are now be by-passed when the chopping mirror is not needed. Responsible: G Lundqvist. Deadline: end of April CLOSED 96.18 T 96.16.01 NEON SPECTRAL LAMPS ON TOP RING NEED TO BE POWERED ACTION: A special transformer should be ordered. A Gilliotte can provide specifications. Responsible: M Maugis Deadline: end of May T 96.18.01 VACUUM PROBLEM WITH IRAC 1. ACTION: New flange has been machined. Responsible: W Eckert CLOSED 96.18 T 96.18.02 OIL PRESSURE PROBLEM ACTION: Oil and filter have been changed. Pressure adjusted. Responsible: G Ihle Deadline: mid May CLOSED 96.20 T 96.20.01 INITIAL TESTS OF PROGRAM CHOP2 SOMETIME ARE STILL NEEDED. Action: a program version with the initial tests restored should be made available. Responsible: G Lundqvist Deadline: Mid June. I 96.20.02 SOME ELECTRIC PLUGS ARE LOOSE OR OUT OF ORDER IN THE IRAC TEST ROOM. Action: The power distribution system needs an overhaul. Responsible: L Aguila Deadline: end of May D D1.5m I 96.16.01 DOME CONTROL CAN BE DAMAGED BY FREQUENT MOVEMENTS ACTION: A soft starter has been installed. Responsible: L Aguila Deadline: May 15. CLOSED 96.19 I 96.17.01 TOO MUCH LIGHT IN CONTROL ROOM FOR NIGHTTIME WORK ACTION: A dimmer has been installed on incandescent bulbs. Responsible: B Ahumada Deadline: End of May. CLOSED 96.19 E. E1.5m T 96.18.01 UNUSUAL FRINGES IN THE BLUE PART OF SPECTRAS. ACTION: B&C has to be dismounted for investigation. Responsible: A Gilliotte Deadline: Mid June (Reserved time on June 1st). G. 1m H. 0.9m Dutch T 96.12.01 WORKSTATION HAS FREQUENT FAILURES ACTION: A new workstation HP735, single screen for the time being, will be installed. Deadline: New: Mid June (reason: Flavio's sickness) T 96.20.01 SHUTTER HAS A HIGH POWER CONSUMPTION ACTION: it should be standardized. Responsible: TBD Deadline: TBD I. 0.5m ESO J. 0.5m Danish K. Schmidt T 96.16.01 PISTONS OF THE DOME SLIT NEED REPLACEMENT ACTION: Half done between the 6 and 12 of May. Responsible: G Ihle Deadline: New: mid June (for the remaining ones. It was May 12). I 96.19.96 DOME MOVEMENTS CANNOT BE STOPPED FROM PLATFORM ACTION: An emergency switch is needed on the change over platform. Responsible: L Aguila Deadline: end of May L. SEEING Monitor M. MIDAS N. SEST O. MARLY EROS2 (formerly GPO) W. CCD detectors. T 96.02.01 THERE IS NO STANDARD PROCEDURE FOR THE USE OF CALIBRATED LIGHT SOURCES Action: The calibrated light sources have been adjusted. A single procedure has been defined for all TTs, in order to obtain comparable data. An automatic procedure for the data acquisition has also been prepared. Ready for distribution. The pipeline procedure is now being debugged. Responsible: P Sinclaire Deadline: New: Mid May (Reduction procedure has been added. It was Mid March) T 96.16.01 TEMPERATURE SENSOR HOLDER NEEDED FOR PULPO ACTION: It should be prepared in order to measure the temperature of exhaust gas. Responsible: W Eckert Deadline: end of June. Z. General. T 96.12.01 A PLATFORM IS NEEDED FOR THE PROPER HANDLING OF THE ALUMINUM IN THE COATING PLANT. ACTION: JC Pined prepared the design. In the workshop. Responsible: W Eckert Deadline: end of May. T 96.14.01 LEAK IN VACUUM PLATE VALVE OF 3.60 COATING PLANT ACTION: L Gonzales will have to repair it. Responsible: G Ihle Deadline: end of May T 96.15.01 DATA ON INTERVENTION IN NATIONAL TELESCOPES NEEDED ACTION: The data referred to 1995 should be provided now. Responsible: Team Leaders Deadline: End of June I 96.20.01 ONLY ONE TELEPHONE LINE IS AVAILABLE IN TELECONFERENCE ROOM. Action: a second one should be installed. Responsible: L Aguila Deadline: end of May. ACTION POINT STATISTICS YEAR 1996: Opened Closed Total Pending Opened Week 1/96 1 2 1 25 Week 2 2 1 3 26 Week 3 3 3 6 26 Week 4 4 2 10 28 Week 5 1 4 11 25 Week 6 4 1 15 28 Week 7 2 1 17 29 Week 8 0 4 17 25 Week 9 0 2 17 23 Week 10 3 4 20 22 Week 11 1 2 21 21 Week 12 7 3 28 25 Week 13 1 2 29 24 Week 14 5 4 34 23 Week 15 2 3 36 22 Week 16 6 2 42 26 Week 17 3 2 45 27 Week 18 5 7 50 25 Week 19 1 3 51 23 Week 20 7 5 58 25