RPM Neutron Detector Contaminant Removal

Last Updated: 04/24/2025 1:45 AM

The following table lists all the components that make up the document.

Title Type Status Last Updated
Rapiscan VM-250 Vehicle Monitor
Device
Published
10/14/2024 9:50 AM
Rapiscan PM-700 Pedestrian Monitor
Device
Published
06/20/2024 11:38 AM
Rapiscan TM-850 Rail Monitor
Device
Published
09/18/2024 10:28 AM
9584 - 9543 - Neutron Tube Serial Number; Remark:
Procedure Step
Published
10/11/2023 8:02 AM
9543 - Neutron Tube Serial Number
Instruction
Published
10/10/2023 3:49 PM
9585 - 9544 - Record serial number; Remark:9546
Procedure Step
Published
10/11/2023 8:02 AM
9544 - Record serial number
Instruction
Published
10/10/2023 3:49 PM
9546 - Only performed on detector tubes removed from the RPM.
Remark
Published
10/10/2023 4:18 PM
10325 - 10324 - Remove MHV Outer Connector Shell; Remark:
Procedure Step
Published
11/18/2023 2:45 PM
10324 - Remove MHV Outer Connector Shell
Instruction
Published
11/18/2023 2:45 PM
9586 - 9547 - Remove MHV outer connector shell; Remark:9548
Procedure Step
Published
10/11/2023 8:04 AM
9545 - Caution : Oils from skin may contaminate the insulating surfaces. Either lint-free cott...
Annotation
Published
10/10/2023 3:51 PM
9604 - Caution : Avoid tearing or binding the rubber O-ring at the base of the connector shell...
Annotation
Published
10/11/2023 11:09 AM
9547 - Remove MHV outer connector shell
Instruction
Published
10/10/2023 4:19 PM
9548 - Use adjustable wrench. Loosen and unscrew connector shell.
Remark
Published
04/13/2025 6:08 PM
9587 - 9549 - Confirm O-ring is positioned above threaded surface and undamaged; Remark:9550
Procedure Step
Published
10/11/2023 8:05 AM
9549 - Confirm O-ring is positioned above threaded surface and undamaged
Instruction
Published
10/10/2023 8:27 PM
9550 - The O-ring size is 0.79 mm (0.031 in.) cross section by 19.69 mm (0.775 in.) ...
Remark
Published
10/10/2023 8:30 PM
10329 - 10328 - Remove Teflon Insulator Ring; Remark:
Procedure Step
Published
11/18/2023 2:55 PM
10328 - Remove Teflon Insulator Ring
Instruction
Published
11/18/2023 2:55 PM
9588 - 9551 - Remove Teflon insulator ring from ceramic core insulator; Remark:9552
Procedure Step
Published
10/11/2023 8:05 AM
9573 - Caution : Do not bend or twist the high voltage wire lead.
Annotation
Published
10/10/2023 10:12 PM
9551 - Remove Teflon insulator ring from ceramic core insulator
Instruction
Published
10/10/2023 8:38 PM
9552 - Carefully pull Teflon insulator ring along the tube axis
Remark
Published
04/13/2025 6:07 PM
10327 - 10326 - Inspect Neutron Tube Insulator; Remark:
Procedure Step
Published
11/18/2023 2:56 PM
10326 - Inspect Neutron Tube Insulator
Instruction
Published
11/18/2023 2:56 PM
9589 - 9553 - Examine surface condition of neutron tube insulator; Remark:9554
Procedure Step
Published
04/13/2025 6:15 PM
9553 - Examine surface condition of neutron tube insulator
Instruction
Published
04/13/2025 6:07 PM
9554 - Questionable insulator
Remark
Published
10/10/2023 9:37 PM
9555 - Typical insulator
Remark
Published
04/13/2025 6:07 PM
9590 - 9556 - Clean Insulator Core and Ring; Remark:
Procedure Step
Published
10/11/2023 8:12 AM
9556 - Clean Insulator Core and Ring
Instruction
Published
10/10/2023 9:40 PM
9591 - 9557 - Rinse ceramic and Teflon insulators; Remark:9558
Procedure Step
Published
04/13/2025 6:15 PM
9559 - Warning : Use nitrile gloves as sensitive skin may react to the alcohol
Annotation
Published
10/10/2023 9:52 PM
9560 - Caution : For quality check, spray alcohol on a piece of clean glass and let evaporate....
Annotation
Published
10/10/2023 9:54 PM
9557 - Rinse ceramic and Teflon insulators
Instruction
Published
04/13/2025 6:07 PM
9558 - Using a stream spray of alcohol, coat insulators and allow to evaporate.&nbsp...
Remark
Published
10/10/2023 9:49 PM
9592 - 9561 - Wipe insulator; Remark:9562
Procedure Step
Published
10/11/2023 8:14 AM
9561 - Wipe insulator
Instruction
Published
10/10/2023 9:54 PM
9562 - Sweep surfaces with cottom swab, or lint-free cloth soaked in alcohol.
Remark
Published
11/18/2023 3:17 PM
10332 - Continue to sweep and rinse until dust particles no longer appear on the swab...
Remark
Published
11/18/2023 3:18 PM
9593 - 9563 - Inspect for and remove cotton fibers; Remark:9564
Procedure Step
Published
10/11/2023 8:15 AM
9563 - Inspect for and remove cotton fibers
Instruction
Published
10/10/2023 10:01 PM
9564 - Remove cotton fibers deposited in insulator areas using tweezers.
Remark
Published
04/13/2025 6:06 PM
9594 - 9566 - Dry insulators; Remark:9567
Procedure Step
Published
10/11/2023 8:16 AM
9565 - Caution : Heating of the detector tube shall not exceed 100°C.
Annotation
Published
10/10/2023 10:05 PM
9566 - Dry insulators
Instruction
Published
10/10/2023 10:05 PM
9567 - Allow components to air dry.
Remark
Published
10/10/2023 10:06 PM
9595 - 9568 - Clean connector shell; Remark:9569
Procedure Step
Published
10/11/2023 8:16 AM
9568 - Clean connector shell
Instruction
Published
10/10/2023 10:06 PM
9569 - The interior of the narrow-size barrel is the primary contact surface to clea...
Remark
Published
10/10/2023 10:09 PM
7279 - 7249 - Return equipment to normal operating condition; Remark:
Procedure Step
Published
04/27/2023 4:13 PM
7249 - Return equipment to normal operating condition
Instruction
Published
04/08/2025 3:22 PM
9597 - 9571 - Confirm O-ring is in place; Remark:9572
Procedure Step
Published
10/11/2023 8:18 AM
9571 - Confirm O-ring is in place
Instruction
Published
10/10/2023 10:10 PM
9572 - No lubrication is necessary.
Remark
Published
10/10/2023 10:12 PM
9598 - 9574 - Reinstall ring insulator; Remark:9575
Procedure Step
Published
04/13/2025 6:15 PM
9574 - Reinstall ring insulator
Instruction
Published
04/13/2025 6:06 PM
9575 - Slide ring insulator over core insulator and high voltage wire lead.
Remark
Published
04/13/2025 6:06 PM
9599 - 9577 - Screw connector shell in place; Remark:9578
Procedure Step
Published
10/11/2023 8:19 AM
9576 - Note : Carefully place threads to avoid cross-threading of shell with the tube wall....
Annotation
Published
10/10/2023 10:17 PM
9577 - Screw connector shell in place
Instruction
Published
10/10/2023 10:17 PM
9578 - Screw connector shell until finger tight.
Remark
Published
04/13/2025 6:05 PM
10331 - 10330 - Test detector tube in an RPM or text fixture when possible; Remark:
Procedure Step
Published
11/18/2023 3:12 PM
10330 - Test detector tube in an RPM or text fixture when possible
Instruction
Published
11/18/2023 3:12 PM
322 - 321 - Document maintenance actions; Remark:
Procedure Step
Published
06/17/2021 9:49 AM
321 - Document maintenance actions
Instruction
Published
04/21/2025 11:19 AM
2869 - 2585 - Document maintenance performed; Remark:2866
Procedure Step
Published
06/18/2021 5:58 PM
2585 - Document maintenance performed
Instruction
Published
07/09/2021 12:15 PM
2866 - Record observations, times, and results for the maintenance report.
Remark
Published
04/21/2025 11:39 AM
4706 - 4705 - Submit report; Remark:4864
Procedure Step
Published
06/29/2022 9:50 AM
4705 - Submit report
Instruction
Published
06/29/2022 9:50 AM
4864 - As specified by management or contractual obligations.
Remark
Published
07/28/2022 1:36 PM
Corrective Maintenance Procedure
Document Type
Published
03/02/2020 3:32 PM
hours
Duration
Published
05/26/2022 11:45 AM
Upon neutron detector tube failure
Frequency
Published
10/11/2023 10:33 AM
Caution
Annotation Type
Published
03/02/2020 3:24 PM
Warning
Annotation Type
Published
03/02/2020 3:25 PM
Note
Annotation Type
Published
03/02/2020 3:25 PM
Technician 1
Skill Level
Published
05/14/2020 2:56 PM
Adjustable wrench
Replacement Parts
Published
06/02/2023 10:08 PM
Tweezers
Tools
Published
08/30/2022 4:28 PM
Safety glasses if required
Replacement Parts
Published
06/20/2023 4:47 PM
Neutron Tube SN Location
படம்
Published
10/10/2023 4:13 PM
Neutron Tube Serial Number Location
படம்
Published
10/10/2023 4:14 PM
Neutron O-ring
படம்
Published
10/10/2023 8:30 PM
Neutron Tube Axis
படம்
Published
10/10/2023 8:37 PM
Neutron Questionable Insulator
படம்
Published
10/10/2023 9:32 PM
Neutron Typical Insulator
படம்
Published
10/10/2023 9:34 PM
Wipe Neutron Insulator
படம்
Published
10/10/2023 9:56 PM
Neutron Tube Shell
படம்
Published
10/10/2023 10:07 PM
Neutron Insulator
படம்
Published
10/10/2023 10:14 PM