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TM001038 Revision 2

Preventive Maintenance Course. TM001038 Revision 2. Course Overview. Inventory Theory of Operation Calibration/Verification Preventive Maintenance Changing HV Module. Inventory. Inventory. Sample, Verification, and Calibration Traps. Sample Wand. Traps. Mode Module.

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TM001038 Revision 2

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  1. Preventive Maintenance Course TM001038 Revision 2 TM001038 Revision 2

  2. Course Overview • Inventory • Theory of Operation • Calibration/Verification • Preventive Maintenance • Changing HV Module TM001038 Revision 2

  3. Inventory TM001038 Revision 2

  4. Inventory Sample, Verification, and Calibration Traps Sample Wand Traps Mode Module TM001038 Revision 2

  5. Batteries and Charger Inventory Power Supply and Vehicle Adapter Extended Life Battery Alice Harness TM001038 Revision 2

  6. Inventory Alcohol Swabs Canned Air Dryer Spares Membranes Dopant Maintenance Kit TM001038 Revision 2

  7. Inventory • Customer Service • USA – 866-517-5580 • (0830 to 1700 Eastern Time) • Technical Service • USA – 800-856-1716 • (24 Hours) TM001038 Revision 2

  8. Inventory Review • How many 90-minute batteries come with the VT2? • How do you know when a battery is fully charged? • What power options are there for the VT2? • How many mode modules arrive with the VT2? TM001038 Revision 2

  9. Theory of Operation TM001038 Revision 2

  10. Theory of Operation Basics of ITMS ITMS Detector Schematic TM001038 Revision 2

  11. Dopant Dryer Desorber Display Screen Membrane Theory of Operation Detector Schematic TM001038 Revision 2

  12. Calibration/Verification TM001038 Revision 2

  13. Calibration/Verification Why calibrate • Known substances introduced to detector • Software adjusts positions of all substances based on calibrants’ position • Must be calibrated for accurate detection at current location TM001038 Revision 2

  14. Calibration/Verification When to calibrate • Cal Required Prompt • Power up • Changing modes • Changing methods • Recommended Calibration • At the beginning of each shift • Significant Location change • Atmospheric conditions change • When in doubt TM001038 Revision 2

  15. CAL REQUIRED TNT _ _ NIT _ _ RDX _ _ PET _ _ HMX _ _ AM _ _ Press to open Menu 1 Calibration/Verification Particle Method Calibration TM001038 Revision 2

  16. UsetohighlightCAL, then press Calibration/Verification Particle Method Calibration MENU 1 SELECT SUBSTANCE BEEPER OFF LIGHT ON METHOD VAP INT 15:13 ON ON OFF PART EXT CAL TM001038 Revision 2

  17. Calibration/Verification Particle Method Calibration INSERT CAL TRAP TIME STD LAST 6.169 6.134 -MENU- TO EXIT -START- TO CAL Insert calibration trap into Desorber and then press TM001038 Revision 2

  18. Calibration/Verification Particle Method Calibration Highlighted peak indicates selection STD 6.16 LAST 6.13 HEIGHT TIME -ENTER- TO ACCEPT GET EXPANDED LIST 5892 6.154 Press to accept the highlighted peak. TM001038 Revision 2

  19. TO VERIFY THE CALIBRATION INSERT VERIFICATION TRAP THEN PRESS START Calibration/Verification Particle Method Verification CALIBRATION DONE -ENTER- TO CLEAR • When Calibration complete, insert Verification trap into Desorber and press TM001038 Revision 2

  20. VERIFY SUCCESSFUL REMOVE TRAP AND PRESS ENTER TO CLEARDOWN VERIFY FAILURE REMOVE TRAP AND PRESS ENTER TO CLEARDOWN THEN CALIBRATE AGAIN READY P+ 10 100 1k 10k TNT -- NIT -- RDX -- PET -- HMX -- AM -- Calibration/Verification Particle Method Verification • Two verification results possible • READY screen displays after CLEARDOWN TM001038 Revision 2

  21. CAL REQUIRED TNT _ _ NIT _ _ RDX _ _ PET _ _ HMX _ _ AM _ _ Press to open Menu 1 Calibration/Verification Vapor Method Calibration TM001038 Revision 2

  22. MENU 1 SELECT SUBSTANCE BEEPER OFF LIGHT ON METHOD PART CAL EXT ON OFF VAP INT Calibration/Verification Vapor Method Calibration 15:13 CAL Use Highlight CAL, press TM001038 Revision 2

  23. CAL ON INTERNAL TIME STD LAST 6.934 7.04 -MENU- TO EXIT -START- TO CAL Calibration/Verification Vapor Method Calibration Press to begin Calibration TM001038 Revision 2

  24. STD 6.93 LAST 7.04 HEIGHT TIME -ENTER- TO ACCEPT GET EXPANDED LIST 1558 7.037 Calibration/Verification Vapor Method Calibration Press to accept the highlighted peak TM001038 Revision 2

  25. TO VERIFY THE CALIBRATION OPEN CHECK SAMPLE AND HOLD IN FRONT OF NOZZLE PRESS START • Leave small space Vapor Method Verification Calibration/Verification TM001038 Revision 2

  26. VERIFY SUCCESSFUL  PRESS ENTER TO CLEAR DOWN VERIFY FAILURE  PRESS ENTER TO CLEAR DOWN THEN CALIBRATE AGAIN Vapor Method Verification Calibration/Verification TM001038 Revision 2

  27. Calibration/Verification Review • Why is calibration necessary? • Which menu is used to access calibration? • How do you verify calibration? • When do you calibrate? TM001038 Revision 2

  28. Preventive Maintenance TM001038 Revision 2

  29. Preventive Maintenance Maintenance Intervals • Shift • Weekly • Monthly • Annual TM001038 Revision 2

  30. Preventive Maintenance Shift Maintenance • Power-down the unit • Wear white cotton gloves • Clean Desorber • Clean membrane • Calibrate TM001038 Revision 2

  31. Preventive Maintenance Weekly Maintenance • Power-down unit • Wear white cotton gloves • Change dryer material • Inspect dryer tube o-rings • Inspect dopant levels TM001038 Revision 2

  32. Preventive Maintenance Weekly Maintenance • Clean the fan filter • Calibrate TM001038 Revision 2

  33. Preventive Maintenance Monthly Maintenance • Power-down unit • Wear white cotton gloves • Perform Weekly Maintenance • Change membrane • Power up unit • After 4 hours, calibrate TM001038 Revision 2

  34. Preventive Maintenance Annual Maintenance - Radiation Wipe Test Wipe around the entire nozzle area. Wipe around the entire seam between the top and bottom housing. It is the Customer’s obligation to perform the annual wipe test. TM001038 Revision 2

  35. Preventive Maintenance • When is preventive maintenance required? • How many hours do you wait to calibrate after monthly maintenance is completed? • What are the steps for weekly maintenance? • Are wearing cotton gloves optional? • How often do you need to perform a wipe test? TM001038 Revision 2

  36. Changing HV Module Required for use in drug mode • Power-down the unit • Remove the compartment cover • Plug in and insert the module • Reinstall cover • Power-on the unit • Calibrate TM001038 Revision 2

  37. Course Review • Inventory • Theory of Operation • Calibration/Verification • Preventive Maintenance • Changing HV Module TM001038 Revision 2

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