Corrective Maintenance Procedure | FRONTLINE Maintenance Tool

Abbreviation

Last Updated: 05/08/2025 1:47 AM

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

Title	Type	Status	Last Updated
Rapiscan TM-850 Rail Monitor	Device	Published	09/18/2024 10:28 AM
Rapiscan PM-700 Pedestrian Monitor	Device	Published	06/20/2024 11:38 AM
Rapiscan VM-250 Vehicle Monitor	Device	Published	10/14/2024 9:50 AM
Rapiscan CM-267 Conveyor Monitor	Device	Published	06/27/2024 1:02 PM
1402 - 7927 - Establish Initial Conditions; Remark:	Procedure Step	Published	09/30/2022 1:47 PM
7927 - Establish Initial Conditions	Instruction	Published	07/12/2023 12:23 AM
7268 - 7231 - Close lane; Remark:7233	Procedure Step	Published	04/27/2023 7:01 PM
9053 - Warning : Traffic should temporarily be rerouted or halted during conduction of this pr...	Annotation	Published	09/27/2023 9:09 AM
7231 - Close lane	Instruction	Published	04/18/2023 1:00 PM
7233 - Use orange safety (traffic control) cones to setup barriers. Practice establi...	Remark	Published	04/24/2023 12:18 PM
7269 - 7232 - Open RPM door; Remark:7234	Procedure Step	Published	04/27/2023 7:02 PM
7232 - Open RPM door	Instruction	Published	04/18/2023 1:02 PM
7234 - Open all doors needed to access components.	Remark	Published	04/19/2025 7:48 PM
7270 - 7235 - Power off RPM; Remark:7236	Procedure Step	Published	09/01/2023 7:57 PM
7235 - Power off RPM	Instruction	Published	04/24/2023 12:30 PM
7236 - Move LD-260 switch to OFF position. The PWR ON	Remark	Published	04/27/2023 4:25 PM
9740 - 9739 - Turn main breaker to “off” (down) position; Remark:9738	Procedure Step	Published	10/13/2023 4:57 PM
9783 - Note : If there is voltage present at the power supply after switching the main brea...	Annotation	Published	10/16/2023 8:18 AM
9739 - Turn main breaker to “off” (down) position	Instruction	Published	10/13/2023 4:54 PM
9738 -	Remark	Published	10/13/2023 4:57 PM
9737 - 9736 - Uninstall Faulty Power Supply; Remark:	Procedure Step	Published	10/13/2023 4:58 PM
9736 - Uninstall Faulty Power Supply	Instruction	Published	10/13/2023 4:58 PM
9765 - 9763 - Verify there is no voltage present at power supply; Remark:9762	Procedure Step	Published	10/14/2023 8:32 PM
7792 - Note : It is good engineering practice to ensure all cables and connectors are label...	Annotation	Published	07/07/2023 2:17 PM
9764 - Warning : Lethal currents may be present. Verify breaker is open and 110-220 Vac is not...	Annotation	Published	10/14/2023 8:56 PM
9763 - Verify there is no voltage present at power supply	Instruction	Published	10/14/2023 8:31 PM
9762 - Check for AC voltage at the input on the power supply using the digital multi...	Remark	Published	10/14/2023 8:32 PM
9766 - 9761 - Loosen screws to disconnect wires to the power supply; Remark:9760	Procedure Step	Published	10/14/2023 8:58 PM
9761 - Loosen screws to disconnect wires to the power supply	Instruction	Published	10/14/2023 8:57 PM
9760 - Use a medium Philips screwdriver. It is unnecessary to loosen the screws comp...	Remark	Published	10/14/2023 8:58 PM
9767 - 9759 - Remove mounting plate; Remark:9758	Procedure Step	Published	10/14/2023 8:59 PM
9759 - Remove mounting plate	Instruction	Published	10/14/2023 8:59 PM
9758 - Remove two screws that attach the bracket of power supply to the mounting pla...	Remark	Published	10/14/2023 8:59 PM
9768 - 9757 - Remove two screws from bracket attached to power supply; Remark:9756	Procedure Step	Published	10/14/2023 9:01 PM
9757 - Remove two screws from bracket attached to power supply	Instruction	Published	10/14/2023 9:00 PM
9756 -	Remark	Published	10/14/2023 9:00 PM
3397 - 3395 - Označte vadnou součástku; Remark:3396	Procedure Step	Published	07/21/2024 6:59 AM
3395 - Label faulty component	Instruction	Published	08/07/2021 11:07 AM
3396 - Use tag or tape. Include date of removal, description of failure symptoms, co...	Remark	Published	08/09/2021 11:35 AM
9755 - 9754 - Install New Power Supply; Remark:	Procedure Step	Published	10/14/2023 9:04 PM
9754 - Install New Power Supply	Instruction	Published	10/14/2023 9:04 PM
9751 - 9750 - Attach bracket onto new power supply using screws from previous mounting setu...; Remark:9749	Procedure Step	Published	10/14/2023 9:06 PM
9750 - Attach bracket onto new power supply using screws from previous mounting setu...	Instruction	Published	10/14/2023 9:04 PM
9749 - If existing screws are not available, use two M4X6 FP screws...	Remark	Published	10/14/2023 9:06 PM
9752 - 9748 - Attach power supply to mounting plate; Remark:9747	Procedure Step	Published	10/14/2023 9:08 PM
9748 - Attach power supply to mounting plate	Instruction	Published	10/14/2023 9:07 PM
9747 - Use screws from previous mounting setup. If existing screws are not available...	Remark	Published	10/14/2023 9:08 PM
9753 - 9746 - Connect wires back to their designated positions; Remark:9745	Procedure Step	Published	10/14/2023 9:13 PM
9746 - Connect wires back to their designated positions	Instruction	Published	10/14/2023 9:10 PM
9745 - Use a medium Philips screwdriver.	Remark	Published	10/14/2023 9:13 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
9776 - 9774 - Turn main breaker to “on” (up) position; Remark:9773	Procedure Step	Published	10/14/2023 9:25 PM
9775 - Caution : Do not toggle the LD-260 switch before measuring the AC voltage at the input ...	Annotation	Published	10/14/2023 9:25 PM
9774 - Turn main breaker to “on” (up) position	Instruction	Published	10/14/2023 9:23 PM
9773 - Turn main breaker on	Remark	Published	10/14/2023 9:24 PM
9777 - 9772 - Check for AC voltage at input on power supply using DMM; Remark:9771	Procedure Step	Published	10/14/2023 9:27 PM
10271 - Note : Depending on country of installation, voltage should be between 110-240 VAC.	Annotation	Published	11/15/2023 9:52 PM
9772 - Check for AC voltage at input on power supply using DMM	Instruction	Published	10/14/2023 9:26 PM
9771 - The Red (+) DMM lead is placed at the black wire or Line. The Black (-) DMM l...	Remark	Published	10/14/2023 9:27 PM
9778 - 9770 - Verify DC voltage at power supply is 13.6 Vdc using DMM; Remark:9769	Procedure Step	Published	10/14/2023 9:29 PM
9770 - Verify DC voltage at power supply is 13.6 Vdc using DMM	Instruction	Published	10/14/2023 9:28 PM
9769 - With leads located at the DC output of the power supply. Position the Red (+)...	Remark	Published	10/14/2023 9:29 PM
9782 - 9781 - Adjust Voltage as needed; Remark:9779	Procedure Step	Published	10/14/2023 9:58 PM
9781 - Adjust Voltage as needed	Instruction	Published	10/14/2023 9:56 PM
9779 - Use trim pot located next to terminals to adjust when improper voltage is mea...	Remark	Published	10/14/2023 9:57 PM
9780 - With leads in place, either adjust up (clockwise) or down (counter-clockwise)...	Remark	Published	10/14/2023 9:58 PM
7280 - 7250 - Power on RPM; Remark:7251	Procedure Step	Published	04/27/2023 4:14 PM
7250 - Power on RPM	Instruction	Published	05/01/2023 8:31 AM
7251 - Move LD-260 switch to ON position. The LED PWR ON	Remark	Published	05/10/2023 3:14 PM
9735 - 319 - Perform operational test; Remark:9733	Procedure Step	Published	04/08/2025 2:22 PM
319 - Perform operational test	Instruction	Published	06/10/2021 8:31 PM
9733 - DET-RPM-RAP-RM03.	Remark	Published	10/13/2023 4:08 PM
7842 - 7820 - Inform system operators upon completion of maintenance action; Remark:	Procedure Step	Published	07/07/2023 11:15 PM
7820 - Inform system operators upon completion of maintenance action	Instruction	Published	07/07/2023 10:02 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
minutes	Duration	Published	05/26/2022 11:41 AM
Upon failure of power supply	Frequency	Published	10/13/2023 4:19 PM
Warning	Annotation Type	Published	03/02/2020 3:25 PM
Note	Annotation Type	Published	03/02/2020 3:25 PM
Caution	Annotation Type	Published	03/02/2020 3:24 PM
Technician 2	Skill Level	Published	04/09/2020 1:17 AM
Phillips screwdriver, medium	Replacement Parts	Published	07/07/2023 11:39 PM
Phillips screwdriver, small	Replacement Parts	Published	07/07/2023 11:39 PM
Digital multimeter DMM	Replacement Parts	Published	06/29/2023 5:46 PM
LD-260 Disconnect Switch Power Off	Image	Published	04/24/2023 12:49 PM
turn breaker off	Image	Published	10/14/2023 8:55 PM
Verify no voltage present	Image	Published	10/14/2023 8:17 PM
disconnect wires from power supply_0.png	Image	Published	10/16/2023 8:28 AM
Remove screws from mounting plate	Image	Published	10/14/2023 8:20 PM
Power supply bracket screws	Image	Published	10/14/2023 8:23 PM
Turn main breaker on	Image	Published	10/14/2023 9:20 PM
Verify DC voltage	Image	Published	10/14/2023 8:25 PM
Adjust voltage as needed	Image	Published	10/14/2023 8:29 PM
LD-260 Disconnect Switch Power On	Image	Published	05/04/2023 3:37 PM

Read more about RPM +15Vdc Power Supply Replacement

9735 - 319 - Perform operational test; Remark:9733

Read more about 9735 - 319 - Perform operational test; Remark:9733

9723 - 9722 - Line up the new GPRB-756 with the screw holes, and re-install the four Philli...; Remark:

Read more about 9723 - 9722 - Line up the new GPRB-756 with the screw holes, and re-install the four Philli...; Remark:

9726 - 9725 - Install New GPRB-756; Remark:

Read more about 9726 - 9725 - Install New GPRB-756; Remark:

9719 - 9718 - Uninstall Faulty GPRB-756 from SC-770 Controller Module ...; Remark:

Read more about 9719 - 9718 - Uninstall Faulty GPRB-756 from SC-770 Controller Module ...; Remark:

RPM General Purpose Relay Board Replacement

Last Updated: 05/08/2025 1:47 AM

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

Title	Type	Status	Last Updated
Rapiscan CM-267 Conveyor Monitor	Device	Published	06/27/2024 1:02 PM
Rapiscan TM-850 Rail Monitor	Device	Published	09/18/2024 10:28 AM
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
1402 - 7927 - Establish Initial Conditions; Remark:	Procedure Step	Published	09/30/2022 1:47 PM
7927 - Establish Initial Conditions	Instruction	Published	07/12/2023 12:23 AM
7372 - 7231 - Close lane; Remark:7233	Procedure Step	Published	09/01/2023 7:52 PM
7261 - Warning : Traffic should temporarily be rerouted or halted during this procedure to ens...	Annotation	Published	09/28/2023 2:09 PM
7231 - Close lane	Instruction	Published	04/18/2023 1:00 PM
7233 - Use orange safety (traffic control) cones to setup barriers. Practice establi...	Remark	Published	04/24/2023 12:18 PM
7269 - 7232 - Open RPM door; Remark:7234	Procedure Step	Published	04/27/2023 7:02 PM
7232 - Open RPM door	Instruction	Published	04/18/2023 1:02 PM
7234 - Open all doors needed to access components.	Remark	Published	04/19/2025 7:48 PM
7374 - 7235 - Power off RPM; Remark:7236	Procedure Step	Published	05/04/2023 4:15 PM
7235 - Power off RPM	Instruction	Published	04/24/2023 12:30 PM
7236 - Move LD-260 switch to OFF position. The PWR ON	Remark	Published	04/27/2023 4:25 PM
9719 - 9718 - Uninstall Faulty GPRB-756 from SC-770 Controller Module ...; Remark:	Procedure Step	Published	10/13/2023 1:48 PM
9718 - Uninstall Faulty GPRB-756 from SC-770 Controller Module ...	Instruction	Published	10/13/2023 1:48 PM
8239 - 8238 - Loosen SC-770 cover screws; Remark:8237	Procedure Step	Published	09/06/2023 4:14 PM
8238 - Loosen SC-770 cover screws	Instruction	Published	09/06/2023 4:03 PM
8237 - Use the medium Phillips screwdriver to loosen screws. The screws should be ca...	Remark	Published	09/06/2023 4:14 PM
9716 -	Remark	Published	10/13/2023 2:38 PM
8240 - 8235 - Pull cover straight out and away from SC-770 body before rotating lid down; Remark:9715	Procedure Step	Published	09/06/2023 4:18 PM
8236 - Caution : Do not rotate the lid down before pulling it straight away from the SC-770 bo...	Annotation	Published	09/06/2023 4:18 PM
8235 - Pull cover straight out and away from SC-770 body before rotating lid down	Instruction	Published	09/06/2023 4:17 PM
9715 -	Remark	Published	10/13/2023 2:36 PM
8246 -	Remark	Published	09/06/2023 4:32 PM
9717 - 9714 - Disconnect 3 MOLEX connectors from GPRB-756; Remark:9713	Procedure Step	Published	10/13/2023 2:32 PM
7792 - Note : It is good engineering practice to ensure all cables and connectors are label...	Annotation	Published	07/07/2023 2:17 PM
9714 - Disconnect 3 MOLEX connectors from GPRB-756	Instruction	Published	10/13/2023 2:03 PM
9713 -	Remark	Published	10/13/2023 2:31 PM
9730 - 9729 - Remove 4 Phillips head screws and retain for reuse; Remark:	Procedure Step	Published	10/13/2023 2:42 PM
9729 - Remove 4 Phillips head screws and retain for reuse	Instruction	Published	10/13/2023 2:42 PM
9731 - 9728 - Remove faulty GPRB-756; Remark:	Procedure Step	Published	10/13/2023 2:42 PM
9728 - Remove faulty GPRB-756	Instruction	Published	10/13/2023 2:42 PM
3397 - 3395 - Označte vadnou součástku; Remark:3396	Procedure Step	Published	07/21/2024 6:59 AM
3395 - Label faulty component	Instruction	Published	08/07/2021 11:07 AM
3396 - Use tag or tape. Include date of removal, description of failure symptoms, co...	Remark	Published	08/09/2021 11:35 AM
9726 - 9725 - Install New GPRB-756; Remark:	Procedure Step	Published	10/13/2023 3:00 PM
9725 - Install New GPRB-756	Instruction	Published	10/13/2023 2:46 PM
9723 - 9722 - Line up the new GPRB-756 with the screw holes, and re-install the four Philli...; Remark:	Procedure Step	Published	10/13/2023 3:01 PM
9722 - Line up the new GPRB-756 with the screw holes, and re-install the four Philli...	Instruction	Published	10/13/2023 3:01 PM
9724 - 9721 - Reconnect 3 MOLEX connectors to the GPRB-756; Remark:9720	Procedure Step	Published	10/13/2023 3:04 PM
7811 - Caution : Proper connection of cables is critical.	Annotation	Published	07/07/2023 9:48 PM
9721 - Reconnect 3 MOLEX connectors to the GPRB-756	Instruction	Published	10/13/2023 3:02 PM
9720 -	Remark	Published	10/13/2023 3:02 PM
8268 - 8261 - Close SC-770 module cover and tighten all screws; Remark:	Procedure Step	Published	09/07/2023 2:50 PM
8261 - Close SC-770 module cover and tighten all screws	Instruction	Published	09/07/2023 2:50 PM
7280 - 7250 - Power on RPM; Remark:7251	Procedure Step	Published	04/27/2023 4:14 PM
7250 - Power on RPM	Instruction	Published	05/01/2023 8:31 AM
7251 - Move LD-260 switch to ON position. The LED PWR ON	Remark	Published	05/10/2023 3:14 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
7282 - 7254 - Confirm network connection; Remark:7255	Procedure Step	Published	04/27/2023 4:15 PM
7254 - Confirm network connection	Instruction	Published	04/27/2023 2:22 PM
7255 - Contact operators to confirm communications have been reestablished between RPM ...	Remark	Published	05/10/2023 3:15 PM
9735 - 319 - Perform operational test; Remark:9733	Procedure Step	Published	04/08/2025 2:22 PM
319 - Perform operational test	Instruction	Published	06/10/2021 8:31 PM
9733 - DET-RPM-RAP-RM03.	Remark	Published	10/13/2023 4:08 PM
8260 - 8250 - Reopen Lane; Remark:8249	Procedure Step	Published	09/07/2023 3:09 PM
8250 - Reopen Lane	Instruction	Published	09/07/2023 3:09 PM
8249 - Remove orange safety (traffic control) cones	Remark	Published	09/07/2023 3:09 PM
7842 - 7820 - Inform system operators upon completion of maintenance action; Remark:	Procedure Step	Published	07/07/2023 11:15 PM
7820 - Inform system operators upon completion of maintenance action	Instruction	Published	07/07/2023 10:02 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
minutes	Duration	Published	05/26/2022 11:41 AM
Upon failure of general purpose relay board	Frequency	Published	10/13/2023 1:18 PM
Warning	Annotation Type	Published	03/02/2020 3:25 PM
Caution	Annotation Type	Published	03/02/2020 3:24 PM
Note	Annotation Type	Published	03/02/2020 3:25 PM
Technician 1	Skill Level	Published	05/14/2020 2:56 PM
Phillips screwdriver, medium	Replacement Parts	Published	07/07/2023 11:39 PM
Keys to access RPM	Replacement Parts	Published	04/27/2023 6:56 PM
Reflective safety vest if required	Replacement Parts	Published	06/20/2023 4:47 PM
Ladder; 2 meters, 6 feet tall; non-conducting if required	Replacement Parts	Published	07/02/2023 4:48 PM
Traffic control cones or equivalent if required	Replacement Parts	Published	06/20/2023 4:47 PM
Safety glasses if required	Replacement Parts	Published	06/20/2023 4:47 PM
LD-260 Disconnect Switch Power Off	Image	Published	04/24/2023 12:49 PM
SC-770 Controller Screws	Image	Published	09/01/2023 5:56 PM
Loosen SC-770 cover screws	Image	Published	09/20/2023 1:14 PM
Loosen SC-770 cover screws zoom in	Image	Published	10/13/2023 2:17 PM
SC-770 lid cover removal instruction	Image	Published	10/13/2023 2:22 PM
SC-770 lid cover removal	Image	Published	09/06/2023 4:31 PM
GPRB-756	Image	Published	10/13/2023 2:27 PM
LD-260 Disconnect Switch Power On	Image	Published	05/04/2023 3:37 PM

Read more about RPM General Purpose Relay Board Replacement

9709 - 9435 - Loosen screws in each corner (4) using a medium Philips screwdriver and open ...; Remark:9708

Read more about 9709 - 9435 - Loosen screws in each corner (4) using a medium Philips screwdriver and open ...; Remark:9708

9707 - 9705 - Cut ground wire (black) and high-voltage wires (orange) as close to bad board...; Remark:9706

Read more about 9707 - 9705 - Cut ground wire (black) and high-voltage wires (orange) as close to bad board...; Remark:9706

RPM HHV-448/458 High Voltage Board Replacement

Last Updated: 05/08/2025 1:47 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
Rapiscan CM-267 Conveyor Monitor	Device	Published	06/27/2024 1:02 PM
9508 - 1401 - Establish Initial Conditions; Remark:	Procedure Step	Published	10/03/2023 3:58 PM
1401 - Establish Initial Conditions	Instruction	Published	09/30/2022 3:14 PM
8490 - 7592 - Inform system operators; Remark:	Procedure Step	Published	09/16/2023 8:49 PM
7592 - Inform system operators	Instruction	Published	06/29/2023 3:20 PM
8221 - 7676 - Brief system operators on expected work, duration, anticipated alarms, and fa...; Remark:	Procedure Step	Published	09/01/2023 9:26 PM
7676 - Brief system operators on expected work, duration, anticipated alarms, and fa...	Instruction	Published	07/01/2023 11:39 PM
10312 - 7967 - Close lane and set up barriers or establish a safety watch; Remark:7595	Procedure Step	Published	11/17/2023 8:47 AM
7967 - Close lane and set up barriers or establish a safety watch	Instruction	Published	07/12/2023 12:41 AM
7595 - Use orange safety (traffic control) cones or equivalent per site-specific saf...	Remark	Published	06/29/2023 3:33 PM
7270 - 7235 - Power off RPM; Remark:7236	Procedure Step	Published	09/01/2023 7:57 PM
7235 - Power off RPM	Instruction	Published	04/24/2023 12:30 PM
7236 - Move LD-260 switch to OFF position. The PWR ON	Remark	Published	04/27/2023 4:25 PM
9646 - 9645 - Prepare for Faulty High Voltage Board Removal; Remark:	Procedure Step	Published	04/13/2025 6:15 PM
9645 - Prepare for Faulty High Voltage Board Removal	Instruction	Published	04/13/2025 6:02 PM
7852 - 7849 - Disconnect two cables on bottom of SCA-775 module; Remark:7851	Procedure Step	Published	07/08/2023 11:51 PM
7849 - Disconnect two cables on bottom of SCA-775 module	Instruction	Published	07/08/2023 11:46 PM
7851 - Connectors are disconnected by turning lock ring multiple times and then pull...	Remark	Published	07/08/2023 11:50 PM
7855 - 7853 - Disconnect all BNC and miniature high voltage (MHV) cables on top of SCA-775 ...; Remark:7854	Procedure Step	Published	07/08/2023 11:59 PM
7792 - Note : It is good engineering practice to ensure all cables and connectors are label...	Annotation	Published	07/07/2023 2:17 PM
7853 - Disconnect all BNC and miniature high voltage (MHV) cables on top of SCA-775 ...	Instruction	Published	07/08/2023 11:56 PM
7854 - BNC Connectors	Remark	Published	07/08/2023 11:58 PM
9709 - 9435 - Loosen screws in each corner (4) using a medium Philips screwdriver and open ...; Remark:9708	Procedure Step	Published	10/11/2023 10:48 PM
9435 - Loosen screws in each corner (4) using a medium Philips screwdriver and open ...	Instruction	Published	10/03/2023 2:00 PM
9708 - Normally the cover screws are “captured” and should not come out of the c...	Remark	Published	10/11/2023 10:47 PM
7861 - 7859 - Remove 4 mounting screws; Remark:7860	Procedure Step	Published	07/09/2023 12:12 AM
7858 - Note : Most replaceable bit type screwdrivers will be too large in diameter to fit i...	Annotation	Published	07/09/2023 12:06 AM
7859 - Remove 4 mounting screws	Instruction	Published	07/09/2023 12:07 AM
7860 - The screws to be removed are located in the bottom of the irregularly shaped ...	Remark	Published	07/09/2023 12:11 AM
7863 - 7862 - Remove SCA-775 module from back plate; Remark:	Procedure Step	Published	07/09/2023 12:15 AM
7862 - Remove SCA-775 module from back plate	Instruction	Published	07/09/2023 12:14 AM
7830 - 7799 - Disconnect 4 wiring harness assembly/connectors (J6, J8, J10, J11) from SCA-7...; Remark:7800	Procedure Step	Published	07/07/2023 11:04 PM
7798 - Caution : Never remove connectors by pulling on wires.	Annotation	Published	07/07/2023 5:41 PM
7799 - Disconnect 4 wiring harness assembly/connectors (J6, J8, J10, J11) from SCA-7...	Instruction	Published	07/07/2023 5:44 PM
7800 - J8 and J11 should be labeled; write J6 and J10 on the appropriate connector i...	Remark	Published	07/07/2023 9:27 PM
9658 - 9647 - Remove SCA-774 board from SCA-775 module; Remark:9648	Procedure Step	Published	10/11/2023 8:15 PM
9647 - Remove SCA-774 board from SCA-775 module	Instruction	Published	10/11/2023 7:55 PM
9648 - BNC connectors are attached to the SCA-774 board and easily slide down then o...	Remark	Published	10/11/2023 7:58 PM
9657 - 9650 - Uninstall Faulty High Voltage Board; Remark:	Procedure Step	Published	10/11/2023 8:14 PM
9649 - Note : If spare SCA-775 boxes or mounting plates are available it is advisable to re...	Annotation	Published	10/11/2023 8:00 PM
9650 - Uninstall Faulty High Voltage Board	Instruction	Published	10/11/2023 8:01 PM
9653 - 9651 - Remove four corners screws from high voltage plate to remove from box; Remark:9652	Procedure Step	Published	10/11/2023 8:07 PM
9651 - Remove four corners screws from high voltage plate to remove from box	Instruction	Published	10/11/2023 8:05 PM
9652 - High voltage plate	Remark	Published	10/11/2023 8:06 PM
9656 - 9654 - Disconnect wiring harness from faulty board(s); Remark:9655	Procedure Step	Published	10/11/2023 8:13 PM
9654 - Disconnect wiring harness from faulty board(s)	Instruction	Published	10/11/2023 8:09 PM
9655 - Faulty High Voltage Board	Remark	Published	10/11/2023 8:11 PM
9661 - 9659 - Remove faulty board; Remark:9660	Procedure Step	Published	10/11/2023 8:19 PM
9659 - Remove faulty board	Instruction	Published	10/11/2023 8:15 PM
9660 - Using a small Phillips screwdriver, remove screws at four corners.	Remark	Published	04/13/2025 6:02 PM
9707 - 9705 - Cut ground wire (black) and high-voltage wires (orange) as close to bad board...; Remark:9706	Procedure Step	Published	10/11/2023 10:39 PM
9705 - Cut ground wire (black) and high-voltage wires (orange) as close to bad board...	Instruction	Published	10/11/2023 10:37 PM
9706 -	Remark	Published	10/11/2023 10:38 PM
3397 - 3395 - Označte vadnou součástku; Remark:3396	Procedure Step	Published	07/21/2024 6:59 AM
3395 - Label faulty component	Instruction	Published	08/07/2021 11:07 AM
3396 - Use tag or tape. Include date of removal, description of failure symptoms, co...	Remark	Published	08/09/2021 11:35 AM
9696 - 9690 - Install New High Voltage Board (HHV-448 or HHV-458); Remark:	Procedure Step	Published	10/11/2023 9:31 PM
9690 - Install New High Voltage Board (HHV-448 or HHV-458)	Instruction	Published	10/11/2023 9:20 PM
9697 - 9691 - Strip approximately 3/8” of insulation off ground and high voltage wire fro...; Remark:	Procedure Step	Published	10/11/2023 9:32 PM
9691 - Strip approximately 3/8” of insulation off ground and high voltage wire fro...	Instruction	Published	10/11/2023 9:21 PM
9698 - 9692 - Cut “tinned” ends off of new high voltage board wires and strip approxima...; Remark:9693	Procedure Step	Published	10/11/2023 9:32 PM
9692 - Cut “tinned” ends off of new high voltage board wires and strip approxima...	Instruction	Published	10/11/2023 9:22 PM
9693 - Do not twist wires by hand	Remark	Published	10/11/2023 9:25 PM
9699 - 9694 - Slip sealed solder butt splice connector over one wire; Remark:9695	Procedure Step	Published	10/11/2023 9:33 PM
9694 - Slip sealed solder butt splice connector over one wire	Instruction	Published	10/11/2023 9:29 PM
9695 - Match wires and splice (intermingle) wire strands to form butt joint.	Remark	Published	10/11/2023 9:30 PM
9700 - 9689 - Place splice connector so solder ferrule is in center of splice; Remark:9688	Procedure Step	Published	10/11/2023 9:34 PM
9689 - Place splice connector so solder ferrule is in center of splice	Instruction	Published	10/11/2023 9:19 PM
9688 - Splice Connection	Remark	Published	10/11/2023 9:18 PM
9701 - 9686 - Heat with heat gun; Remark:9685	Procedure Step	Published	10/11/2023 9:35 PM
9687 - Caution : Do not overheat the wire and/or circuit boards when using heat gun. Do not po...	Annotation	Published	10/11/2023 9:16 PM
9686 - Heat with heat gun	Instruction	Published	10/11/2023 9:15 PM
9685 - Starting at center, gently distribute heat to ends until the inner tube is fu...	Remark	Published	10/11/2023 9:14 PM
9702 - 9683 - Wait for wires to cool; Remark:9684	Procedure Step	Published	10/11/2023 9:36 PM
9683 - Wait for wires to cool	Instruction	Published	10/11/2023 9:10 PM
9684 - Pull on wires to verify good connection.	Remark	Published	10/11/2023 9:11 PM
9703 - 9682 - Repeat steps 4-2 through 4-5 for each connection; Remark:	Procedure Step	Published	10/11/2023 9:36 PM
9682 - Repeat steps 4-2 through 4-5 for each connection	Instruction	Published	10/11/2023 9:10 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
9681 - 9675 - Reinstall 4 screws to mount board back to 4 posts; Remark:9676	Procedure Step	Published	10/11/2023 9:07 PM
9675 - Reinstall 4 screws to mount board back to 4 posts	Instruction	Published	10/11/2023 9:01 PM
9676 - Mounting High Voltage Board	Remark	Published	10/11/2023 9:02 PM
9680 - 9673 - Reattach wiring harness; Remark:9674	Procedure Step	Published	10/11/2023 9:06 PM
7808 - Caution : Proper connection of wiring harnesses is critical.	Annotation	Published	07/07/2023 9:39 PM
9673 - Reattach wiring harness	Instruction	Published	10/11/2023 8:59 PM
9674 - Reattach wiring harness	Remark	Published	10/11/2023 9:00 PM
9679 - 9671 - Reinstall plate on SCA-775 module; Remark:9672	Procedure Step	Published	10/11/2023 9:05 PM
9671 - Reinstall plate on SCA-775 module	Instruction	Published	10/11/2023 8:56 PM
9672 - SCA-775 Plate	Remark	Published	10/11/2023 8:57 PM
9678 - 9670 - Ensure all connectors are securely mated to board; Remark:	Procedure Step	Published	10/11/2023 9:04 PM
9670 - Ensure all connectors are securely mated to board	Instruction	Published	10/11/2023 8:48 PM
9677 - 9668 - Secure SCA-774 board; Remark:9669	Procedure Step	Published	10/11/2023 9:03 PM
9668 - Secure SCA-774 board	Instruction	Published	10/11/2023 8:47 PM
9669 - Use screws previously removed.	Remark	Published	10/11/2023 8:48 PM
7835 - 7809 - Reconnect 4 wiring harness assembly/connectors (J6, J8, J10, J11) from SCA-77...; Remark:7810	Procedure Step	Published	10/11/2023 7:37 PM
7809 - Reconnect 4 wiring harness assembly/connectors (J6, J8, J10, J11) from SCA-77...	Instruction	Published	07/07/2023 9:42 PM
7810 - Ensure all pins are engaged. It is easy to install the connectors one pin off...	Remark	Published	07/07/2023 9:44 PM
9667 - 9665 - Reinstall 4 corner screws to mount SCA-775 module; Remark:9666	Procedure Step	Published	10/11/2023 8:30 PM
9665 - Reinstall 4 corner screws to mount SCA-775 module	Instruction	Published	10/11/2023 8:28 PM
9666 - Install all screws loosely at first to facilitate easy mounting, then careful...	Remark	Published	10/11/2023 8:30 PM
7836 - 7813 - Reconnect BNC connectors on top of SCA-775 module; Remark:	Procedure Step	Published	07/07/2023 11:42 PM
7811 - Caution : Proper connection of cables is critical.	Annotation	Published	07/07/2023 9:48 PM
7813 - Reconnect BNC connectors on top of SCA-775 module	Instruction	Published	07/07/2023 9:49 PM
7879 - 7878 - Reattach two connectors on bottom of SCA-775 module; Remark:7870	Procedure Step	Published	07/09/2023 1:16 AM
7878 - Reattach two connectors on bottom of SCA-775 module	Instruction	Published	07/09/2023 1:15 AM
7870 - The cable connectors are different sizes and keyed so they cannot be reinstal...	Remark	Published	07/09/2023 12:26 AM
8874 - 7250 - Power on RPM; Remark:7251	Procedure Step	Published	09/25/2023 2:12 PM
7250 - Power on RPM	Instruction	Published	05/01/2023 8:31 AM
7251 - Move LD-260 switch to ON position. The LED PWR ON	Remark	Published	05/10/2023 3:14 PM
7281 - 7252 - Verify RPM start-up; Remark:7253	Procedure Step	Published	04/20/2025 3:26 PM
7252 - Verify RPM start-up	Instruction	Published	04/27/2023 2:23 PM
7253 - RPM will perform a power on self-test (POST) and collect a background radiati...	Remark	Published	05/10/2023 3:14 PM
8506 - 7254 - Confirm network connection; Remark:7255	Procedure Step	Published	09/24/2023 3:34 PM
7254 - Confirm network connection	Instruction	Published	04/27/2023 2:22 PM
7255 - Contact operators to confirm communications have been reestablished between RPM ...	Remark	Published	05/10/2023 3:15 PM
9664 - 9662 - Navigate to SHOW COUNTS on SC-770 to verify gamma counts are...; Remark:9663	Procedure Step	Published	10/11/2023 8:27 PM
9662 - Navigate to SHOW COUNTS on SC-770 to verify gamma counts are...	Instruction	Published	10/11/2023 8:23 PM
9663 - Enter Program Mode by pressing "0" Press 01234#	Remark	Published	04/13/2025 6:01 PM
8580 - 8548 - Navigate to SHOW COUNTS for neutron channels; Remark:8549	Procedure Step	Published	09/17/2023 10:57 PM
8548 - Navigate to SHOW COUNTS for neutron channels	Instruction	Published	09/17/2023 9:22 PM
8549 - On SC-770, press 01234# Then, press 2:	Remark	Published	09/17/2023 9:26 PM
7840 - 7816 - Perform electronic alignment; Remark:7817	Procedure Step	Published	07/07/2023 11:12 PM
7816 - Perform electronic alignment	Instruction	Published	07/07/2023 9:55 PM
7817 - DET-RPM-RAP-CM01, RPM Electronic Alignment Procedure.	Remark	Published	04/13/2025 5:55 PM
8507 - 7256 - Close and lock all RPM doors; Remark:	Procedure Step	Published	09/24/2023 3:35 PM
7256 - Close and lock all RPM doors	Instruction	Published	04/27/2023 2:21 PM
7842 - 7820 - Inform system operators upon completion of maintenance action; Remark:	Procedure Step	Published	07/07/2023 11:15 PM
7820 - Inform system operators upon completion of maintenance action	Instruction	Published	07/07/2023 10:02 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
Upon failure of HHV-448 and/or HHV-458	Frequency	Published	10/11/2023 9:59 PM
Note	Annotation Type	Published	03/02/2020 3:25 PM
Caution	Annotation Type	Published	03/02/2020 3:24 PM
Technician 2	Skill Level	Published	04/09/2020 1:17 AM
Keys to access RPM	Replacement Parts	Published	04/27/2023 6:56 PM
Reflective safety vest if required	Replacement Parts	Published	06/20/2023 4:47 PM
Ladder; 2 meters, 6 feet tall; non-conducting if required	Replacement Parts	Published	07/02/2023 4:48 PM
Traffic control cones or equivalent if required	Replacement Parts	Published	06/20/2023 4:47 PM
safety glasses	Replacement Parts	Published	07/02/2023 4:48 PM
Medium Phillips (PH2) screwdriver	Tools	Published	04/24/2020 4:40 PM
Phillips screwdriver, small with 80 to 100 mm long shaft	Replacement Parts	Published	07/09/2023 1:06 AM
Small needle nose pliers	Tools	Published	11/21/2022 9:06 AM
Wire Crimpers	Tools	Published	11/03/2022 4:56 PM
Wire stripper	Tools	Published	09/25/2023 4:20 PM
Heat gun	Replacement Parts	Published	10/11/2023 10:10 PM
4 ELA5-16 sealed solder butt splices	Tools	Published	11/17/2023 8:38 AM
LD-260 Disconnect Switch Power Off	Image	Published	04/24/2023 12:49 PM
SCA-775 Two Connectors	Image	Published	07/08/2023 11:48 PM
SCA-775 BNC Connectors	Image	Published	07/08/2023 11:57 PM
SCA-775 Screw Sockets	Image	Published	07/09/2023 12:09 AM
High Voltage Plate on SCA-775 Box	Image	Published	10/11/2023 8:04 PM
Faulty High Voltage Board	Image	Published	10/11/2023 8:11 PM
Remove Faulty High Voltage Board	Image	Published	10/11/2023 8:17 PM
Incorrect Way of Splicing Wires	Image	Published	10/11/2023 9:24 PM
Match Wires When Soldering	Image	Published	10/11/2023 9:28 PM
Slip Solder Connector	Image	Published	10/11/2023 9:28 PM
Splice Connection	Image	Published	10/11/2023 9:18 PM
Heat Solder Connection with Heat Gun	Image	Published	10/11/2023 9:12 PM
Reinstall Wiring Harness for HVB	Image	Published	10/11/2023 8:52 PM
Reinstall SCA-775 Plate	Image	Published	10/11/2023 8:51 PM
LD-260 Disconnect Switch Power On	Image	Published	05/04/2023 3:37 PM

Read more about RPM HHV-448/458 High Voltage Board Replacement

Subscribe to Corrective Maintenance Procedure