IFA002 Extended Barrel TILECAL OPTICS INSTRUMENTATION  CHECK LIST Cover Sheet
REF
REV:1 
date 3 - 12 - 99


 

TASK DESCRIPTION QC Page
1
  • MODULE PREPARATION
    •
    		• QC0
    2
  • TILES INSTALLATION
    •
    		• QC1
    3
  • ROUTING PREPARATION
    •
    		•  
    4
  • PROFILES AND FIBRES INSTALLATION
    •
    		• QC2
    5
  • FIBRES ROUTING
    •
    		• QC3
    6
  • FIBRES BUNDLES GLUING
    •
    		• QC4
    7
  • SECURE FIBRES BUNDLES
    •
    		•  
    8
  • POLISHING AND CUTTING
    •
    		• QC5
    9
  • INSTALL SOURCE TUBES
    •
    		• QC7
    10
  • CLOSE-UP
    •
    		•  
    11
  • CLEANUP
    •
    		•  
    12
  • QUANTITATIVE TEST AND CERTIFICATION
    •
    		• QC6


     

     GENERAL REMARKS

     
    # At each Quality Control step a report is required in the logbook.. The signature of the designed QC person is required. 

    Instrumentation start date: 10/20/99
    Instrumentation end date: 01/12/99
    Certification (QC6) start date:16/11/99
    Certification (QC6) end date:29/11/99
    Remaining problems: 

    • Spliced Fibers:
      PMT 37 - Cell D6 - TileRow 9 - Fiber# 18 - Drop 86.4% -> 46.2% (spliced) - See Picture
      PMT 37 - Cell D6 - TileRow 11 - Fiber# 18 - Drop 86.3% -> 46.7% (spliced) - See Picture
      PMT 17 - Cell D5 - TileRow 9 - Fiber# 53 - Drop 85.5% -> 36.3% (spliced) - See Picture
      PMT 17 - Cell D5 - TileRow 11 - Fiber# 53 - Drop 86.6% -> 47.6% (spliced) - See Picture
      PMT 18 - Cell D5 - TileRow 9 - Fiber# 63 - Drop 88.4% -> 40.6% (spliced) - See Picture
      PMT 18 - Cell D5 - TileRow 11 - Fiber# 63 - Drop 88.7% -> 45.0% (spliced) - See Picture
      PMT 18 - Cell D5 - TileRow 9 - Fiber# 65 - Drop 73.8% -> 32.8% (spliced) - See Picture
      PMT 18 - Cell D5 - TileRow 11 - Fiber# 65 - Drop 75.4% -> 26.4% (spliced) - See Picture
    • Unrepaired Couplings:
      PMT 29 - Cell A15 - TileRow 1 - Fiber#28 - Drop 38.9% - See Picture
      PMT 41 - Cell A16 - TileRow 2 - Fiber#35 - Drop 30.9% - See Picture
      PMT 22 - Cell A14 - TileRow 3 - Fiber#5 - Drop 40.0% - See Picture
      PMT 22 - Cell A14 - TileRow 3 - Fiber#12 - Drop 63.4% - See Picture
    • Fiber problems flagged:
      PMT 42 - Cell A16 - TileRow 1 - Fiber#47 - Drop 44.4% - See Picture
      PMT 42 - Cell A16 - TileRow 3 - Fiber#47 - Drop 42.2% - See Picture
    • Scintillators related: 2 Different set of Scintillators used on cell D6 and TileRow 10.

  • For detailed QC6 Info for module IFA002: Click Here.


    •  
     


     
     

    TILECAL OPTICS INSTRUMENTATION  CHECK LIST Sheet 1 of 12
    INSTITUTION:IFAE MODULE N0:IFA002


     

    1. Module Preparation
    Task Description Date Operators Comments
    1.0 Record Module Number & Site  20-10-99 F,S. .
    1.1 Set-up Module  20-10-99 P
    1.2 Set-up Work Space and Supplies  20-10-99 F,S
    1.3 QC0:
    Initial Inspection     		 20-10-99. F, S
    Sub Item OK Not OK : List problems and repairs
    1.3a) Residual Glue,  paint, contaminants  OK
    1.3b) Spring Pins  OK
    1.3c) Plate/Weld Bar Edges  OK
    1.3d) Sub module Shims and Spacing  OK
    1.3e) Painted Surfaces  OK
    1.3f) Slot Widths  OK
    1.3g) Overall dimensions  OK
    1.4 Clean and paint Module Surfaces  20-10-99 F, S
    1.5 Close girder holes with aluminium tape 20-10-99 F
    1.6 Install Fiber Fixation Rails
    + Pieces for Bundle Fiber Fixation    		 20-10-99 P
    1.7 Record Aspirin Tube Batch # 22-10-99 P
    IF100999
    1.8 Install Aspirin Tubes and washers  20-10-99 F, P
    1.9 Mark Cell Boundaries and 
    Label holes with cell numbers    		 20-10-99 P


     
     
     

    2. Tile Installation
    Task Description Date Operators Comments
    2.1 QC1a:
    Tile Inspection     		 20-10-99 P 
     Sub Item OK Not OK : List problems and repairs
    2.1a) Tile Color  OK
    2.1b) Tile End Surfaces OK
    2.1c) Tile Wrappers OK Wrapers of scintillators 11 box 84 too much big. They have been installed with difficulty
    2.2 Record Tile Batch and pack Numbers  20-10-99 P
    Tile Size Packs ID Comments
    1 16
    2 20
    3 13
    4 10
    5 8
    6 7
    7 13
    8 55
    9 52
    10 84 and 79  120 tiles from box 84 and 36 tiles from box 79
    11 84 and 79  120 tiles from box 84 and 38 tiles from box 79
    2.4 Insert Tiles 25-10-99 P, F
    2.5 QC1b:
    Tile Inspection after insertion    		 26-10-99 P
    Sub Item OK Not OK : List problems and repairs
    2.5a) Tile Sizes OK
    2.5b) Tile End Surfaces OK
    2.5c) Tile Wrappers OK
    2.6 Put Shims where it was needed  26-10-99 P
    2.7 Install and close rods 12-11-99 P, F


     
     
     

    3. Routing Preparations
    Task Description Date Operators Comments
    3.1 Record ITC Fiber  serial #
    (EB only)    		  27-10-99 P IF151099/RIGHT8
    IF151099/LEFT8
    3.2 Install ITC Fiber Assemblies
    (EB's Only)    		 27-10-99 P
    3.3 Record Laser Fiber Bundle IDs  27-10-99 P IF151099 (52318-7507)
    3.4 Install Laser Fiber Bundles  27-10-99 P
    3.5 Install Fiber Separator wires  29-10-99 F, S


     
     

    4. Fiber/Profile Installation
    Task Description Date Operators Comments
    4.1 Record profiles/fibers Batch #s   28-10-99 F IF150999
    4.2 Fill table with profile boxes   28-10-99 F, P
    4.3 Insert Profiles/fibers and make sub bundles 28-10-99 F, P
    4.4 QC2:
    Verify Fiber Lengths and Sorting using LED tubes    		 1-11-99 F, P
    Sub Item OK Not OK : List problems and repairs
    4.4a) Fiber Lengths OK Some fibers were cut.
    4.4b) Fiber Counts OK
    4.4c) Depth Sorting OK
    4.4d) Bad tile/fiber coupling or bad fibers OK
    4.5 Tape Profiles Installed after QC6


     

    5. Fiber Routing
    Task Description Date Operators Comments
    5.1 Count fibers inside 4-11-99 P, F
    5.2 Route Sub-bundles To Aspirin Tubes 4-11-99
    5-11-99    		 P,F
    5.3 Remove fibre separator strings 30-11-99 F
    5.4 Remove one rod from each tile size The rods to introduce light tubes where not yet installed at this point.
    5.5 Introduce the LED/light tubes  5-11-99 P
    5.6 QC3:
    Verify Fiber Routing     		 8-11-99 P
    Sub Item OK Not OK : List problems and repairs
    5.6a) Routing mistakes OK
    5.6b) Bad tile/fibre coupling OK
    5.6c) Profiles coming out of the grooves OK
    5.7 Register and secure Fibers in aspirine tubes  9-11-99 P, F
    5.8 QC4:
    Fiber Registraton and Damage     		 9-11-99 P, F
    Item OK Not OK : List problems and repairs
    5.8a) Stress Crazing OK
    5.8b) Cladding Damage OK
    5.8c) Fiber Curvature OK Some fibers are not long enough and have too much curvature (Bundle of cell B13 odd side)
    5.8d) Fibers outside girder OK
    5.9 Secure the sub-bundles with velcro straps and adjust ends 9-11-99 P, F
    5.10 Insert the dummy fibres 9-11-99 P, F


     
     

    6. Glue fiber bundles
    Task Description Date Operators Comments
    6.1 Prepare glue  9-11-99 P BATCH #382170702
    BATCH #391338802
    6.2 Verify again fibre extremities  9-11-99 P, F
    6.3 Glue  9-11-99 P, F
    6.4 Reserve Samples of Epoxy 9-11-99 P
    6.5 Wait for Epoxy Cure 9-11-99 P


     
     

    7. Secure fiber bundles
    Task Description Date Operators Comments
    7.1 Cut dummy fibers extremities   1-12-99 P
    7.2 Tie Fiber Bundles to Rails 1-12-99 P
    7.3 Put cotton cable  1-12-99 P


     
     

    8. Polish Fiber Ends
    Task Description Date Operators Comments
    8.1 Set-up the Polishing Machine  11-11-99 LL,P
    8.2 Polish Fibers 11-11-99 LL,P
    8.4 Remove Polishing Machine 12-11-99 P
    8.3 Clean the girder  12-11-99 P, R, F
    8.5 QC5: Inspect Fiber Ends  12-11-99 LL
     Sub Item OK Not OK : List problems and repairs
    8.5a) Check for dust inside the girder OK
    8.5b) Fiber End Surface Quality OK. D4 EVEN. 2 fibers not arriving atthe end. Laser fiber not arriving at the end. This cell has been completely reconstructed

    B13 EVEN.6 fibers missing, routed to B12. fibers cut from the B12. B13 completely reconstructed.

    D5 EVEN.2 fibers not arriving at the end. Splicing of 2 fibers

    A16 EVEN . 1 fiber not arriving at the end. Splicing of 1 fiber.

    D6 ODD. 1 fiber not arriving at the end. Splicing of 1 fiber.

    D5 ODD. 1 fiber not arriving at the end. Splicing of 1 fiber.
    8.5c) Visual Light Level with video camera OK


     
     

    9. Install Source Tubes 
    (This task will be done at CERN for all modules.)
    Task Description Date Operators Comments
    9.1 QC7a:
    Check Source tube holes     		  .  .  .
    9.2 Measure module length  .  .  .
    9.3 Cut straight tubes  .  .  .
    9.4 Prepare tube ends  .  .  .
    9.5 Clean tubes  .  .  .
    9.6 QC7b:Test with Dummy capsule  .  .  .
    Sub Item OK Not OK : List problems and repairs
    Straight Tubes  .  .
    Bent Tubes  .  .
    9.7 Glue pairs of straight tubes to make 'U's  .  .  .
    9.8 Passing test of 'U' s with dummy capsule  .  .  .
    9.9 Insert 'U's  .  .  .
    9.10 Glue the rest of bent tubes  .  .  .
    9.11 Intermediate passing test of glued parts of pipe system  .  .  .
    Sub Item OK Not OK : List problems and repairs
    9.12 QC7a: Final passing test of pipe system with dummy capsule  .  .  .
    9.13 QC7b: Final pressure test  .  .  .
    Sub Item OK Not OK : List problems and repairs


     
     

    10. Close up
    Task Description Date Operators Comments
    10.1 Remove Temporary Labels Not temporary labels installed
    10.2 Cover Module with Light Tight  'Paper' 1-12-99
    10.3 Attach Girder End Plates 


     
     

     General remarks/comments on item 10:
     
     

    11. Cleanup
    Task Description Date Operators Comments
    11.1 Remove Assembly Fixture   .  .  .
    11.2 Remove Supplies and Tools  .  .  .

    12. Test & Certification (QC6)
    Task Description Date Operators Comments
    12.1 Insert Test Drawer  11/16/99 I. Korolkov
    J. Flix    		  .
    12.2 Install Source & Driver  . I. Korolkov
    J. Flix    		  .
    12.3 Connect Power and
    Signal Cables    		  . I. Korolkov
    J. Flix    		  .
    12.4 Record Source Scan 
    for Each Tile Layer    		  . I. Korolkov
    J. Flix    		  .
    12.5 Verify that the Data is Good  . I. Korolkov
    J. Flix    		  .
    12.6 Remove & 
    Store Source & Driver     		  . I. Korolkov
    J. Flix    		  .
    12.7 Remove & 
    Store Test Drawer     		 11/29/99 I. Korolkov
    J. Flix    		  .
    12.8 Update Production 
    Monitor Pages    		  . J. Flix  .


    Page maintained by:
    Juan Carlos Peņa Garcia jcpg@ifae.es

    QC6 part maintained by:
    Josep Flix jflix@ifae.es