RPM LED Fault Light Assembly Replacement | FRONTLINE Maintenance Tool

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 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
9418 - 1401 - Establish Initial Conditions; Remark:	Procedure Step	Published	10/03/2023 12:42 PM
9341 - Note : If only replacing the fault LED bulb, twist connector one-quarter turn counte...	Annotation	Published	10/03/2023 10:34 AM
1401 - Establish Initial Conditions	Instruction	Published	09/30/2022 3:14 PM
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
9412 - 9350 - Disconnect LED Fault Light Wiring; Remark:	Procedure Step	Published	10/03/2023 12:45 PM
9350 - Disconnect LED Fault Light Wiring	Instruction	Published	10/03/2023 12:21 PM
9406 - 9351 - Open Control door to access terminal block (TB4) on the back of the door ...; Remark:8674	Procedure Step	Published	10/03/2023 12:46 PM
8675 - Note : If repairing a pedestrian monitor, go to Step 2-4	Annotation	Published	09/24/2023 9:59 AM
9351 - Open Control door to access terminal block (TB4) on the back of the door ...	Instruction	Published	10/03/2023 12:21 PM
8674 - For vehicle monitors: Open the upper RPM door	Remark	Published	09/24/2023 9:58 AM
9407 - 9352 - Remove black wire (TB4-3) and black wire (TB4-4) from TB4 using a small flath...; Remark:9530	Procedure Step	Published	10/03/2023 12:46 PM
9352 - Remove black wire (TB4-3) and black wire (TB4-4) from TB4 using a small flath...	Instruction	Published	10/03/2023 12:21 PM
9530 -	Remark	Published	10/04/2023 2:05 PM
9408 - 9353 - Remove any wire ties securing red and black wires using side cutter pliers; Remark:	Procedure Step	Published	10/03/2023 12:46 PM
9353 - Remove any wire ties securing red and black wires using side cutter pliers	Instruction	Published	10/03/2023 12:22 PM
9409 - 9354 - Open Control RPM door to identify wiring connections (for pedestrian monitors...; Remark:9529	Procedure Step	Published	10/03/2023 12:46 PM
9354 - Open Control RPM door to identify wiring connections (for pedestrian monitors...	Instruction	Published	10/03/2023 12:22 PM
9529 -	Remark	Published	10/04/2023 2:06 PM
9410 - 9355 - Remove connectors by cutting wires as close as possible to end of each connec...; Remark:	Procedure Step	Published	10/03/2023 12:46 PM
9355 - Remove connectors by cutting wires as close as possible to end of each connec...	Instruction	Published	10/03/2023 12:22 PM
9411 - 9356 - Remove any wire ties securing wires using side cutter pliers; Remark:	Procedure Step	Published	10/03/2023 12:56 PM
9356 - Remove any wire ties securing wires using side cutter pliers	Instruction	Published	10/03/2023 12:23 PM
9405 - 9357 - Uninstall Fault Light Hardware; Remark:	Procedure Step	Published	10/03/2023 12:47 PM
9357 - Uninstall Fault Light Hardware	Instruction	Published	10/03/2023 12:23 PM
9400 - 9358 - Gently pry fault light cover off; Remark:9528	Procedure Step	Published	10/03/2023 12:47 PM
9358 - Gently pry fault light cover off	Instruction	Published	10/03/2023 12:23 PM
9528 -	Remark	Published	10/04/2023 2:07 PM
9401 - 9359 - Install new fault light housing to front of door; Remark:9343	Procedure Step	Published	10/03/2023 12:48 PM
9359 - Install new fault light housing to front of door	Instruction	Published	10/03/2023 12:23 PM
9343 - Use a medium Phillips screwdriver for the front of the door and a 7 mm nut dr...	Remark	Published	10/03/2023 12:09 PM
9402 - 9360 - Remove fault light back plate by rotating it 45 degrees counterclockwise and ...; Remark:9527	Procedure Step	Published	10/03/2023 12:48 PM
9360 - Remove fault light back plate by rotating it 45 degrees counterclockwise and ...	Instruction	Published	10/03/2023 12:24 PM
9527 -	Remark	Published	10/04/2023 2:12 PM
9403 - 9361 - Pull fault light socket through hole in door; Remark:	Procedure Step	Published	10/03/2023 12:48 PM
9361 - Pull fault light socket through hole in door	Instruction	Published	10/03/2023 12:24 PM
9404 - 9362 - Remove any leftover silicone from hole in door using flathead screwdriver...; Remark:9526	Procedure Step	Published	10/03/2023 12:48 PM
9362 - Remove any leftover silicone from hole in door using flathead screwdriver...	Instruction	Published	10/03/2023 12:24 PM
9526 -	Remark	Published	10/04/2023 2:14 PM
9399 - 9363 - Install New Fault Light Hardware; Remark:	Procedure Step	Published	10/03/2023 12:49 PM
9363 - Install New Fault Light Hardware	Instruction	Published	10/03/2023 12:25 PM
9395 - 9364 - Feed wires of new fault light assembly through hole in door; Remark:	Procedure Step	Published	10/03/2023 12:49 PM
9364 - Feed wires of new fault light assembly through hole in door	Instruction	Published	10/03/2023 12:25 PM
9396 - 9365 - Install new fault light housing to front of door; Remark:9344	Procedure Step	Published	10/03/2023 12:49 PM
569 - Caution : Do not overtighten screws.	Annotation	Published	06/16/2021 2:31 PM
9365 - Install new fault light housing to front of door	Instruction	Published	10/03/2023 12:25 PM
9344 - Use a medium Phillips screwdriver for the front of the door and a 7 mm nut dr...	Remark	Published	10/03/2023 12:10 PM
9397 - 9366 - Apply silicone around the rim of socket on back of door; Remark:9536	Procedure Step	Published	10/03/2023 12:50 PM
8701 - Warning : Use protective gloves when handling silicone.	Annotation	Published	09/24/2023 1:50 PM
9366 - Apply silicone around the rim of socket on back of door	Instruction	Published	10/03/2023 12:26 PM
9536 -	Remark	Published	10/04/2023 2:18 PM
9398 - 9367 - Install new fault light cover to front of door; Remark:	Procedure Step	Published	10/03/2023 12:50 PM
9367 - Install new fault light cover to front of door	Instruction	Published	10/03/2023 12:26 PM
9394 - 9368 - Reconnect LED Fault Light Wiring; Remark:	Procedure Step	Published	10/03/2023 12:51 PM
9368 - Reconnect LED Fault Light Wiring	Instruction	Published	10/03/2023 12:26 PM
9387 - 9369 - Open Control pillar door to access terminal block (TB4) on back of door; Remark:8674	Procedure Step	Published	10/03/2023 12:51 PM
8712 - Note : If repairing a pedestrian monitor, go to Step 5-4	Annotation	Published	09/24/2023 2:12 PM
9369 - Open Control pillar door to access terminal block (TB4) on back of door	Instruction	Published	10/03/2023 12:27 PM
9388 - 9370 - Reinstall black wire (TB4-3) and black wire (TB4-4) wiring into TB4 using a s...; Remark:9535	Procedure Step	Published	10/03/2023 12:51 PM
9370 - Reinstall black wire (TB4-3) and black wire (TB4-4) wiring into TB4 using a s...	Instruction	Published	10/03/2023 12:27 PM
9535 -	Remark	Published	10/04/2023 2:19 PM
9389 - 9371 - Add ties to secure wires where needed; Remark:	Procedure Step	Published	10/03/2023 12:52 PM
9371 - Add ties to secure wires where needed	Instruction	Published	10/03/2023 12:27 PM
9390 - 9372 - Open Control RPM door to access fault light connections (for pedestrian monit...; Remark:9534	Procedure Step	Published	10/03/2023 12:52 PM
9372 - Open Control RPM door to access fault light connections (for pedestrian monit...	Instruction	Published	10/03/2023 12:28 PM
9534 -	Remark	Published	10/04/2023 2:19 PM
9391 - 9373 - Strip 1 cm from end of connecting wires using crimping tool; Remark:9533	Procedure Step	Published	10/03/2023 12:52 PM
9373 - Strip 1 cm from end of connecting wires using crimping tool	Instruction	Published	10/03/2023 12:28 PM
9533 -	Remark	Published	10/04/2023 2:20 PM
9392 - 9374 - Remove sheathing from end of fault light wires using crimping tool; Remark:9532	Procedure Step	Published	10/03/2023 12:52 PM
9374 - Remove sheathing from end of fault light wires using crimping tool	Instruction	Published	10/03/2023 12:28 PM
9532 -	Remark	Published	10/04/2023 2:21 PM
9393 - 9375 - Crimp union connectors to appropriate wires using a crimping tool; Remark:9345	Procedure Step	Published	10/03/2023 12:53 PM
9375 - Crimp union connectors to appropriate wires using a crimping tool	Instruction	Published	10/03/2023 12:29 PM
9345 - Join the related wires back together with union connectors. Connect red and w...	Remark	Published	10/03/2023 12:10 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
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
10318 - 10316 - Verify fault light turns on; Remark:10317	Procedure Step	Published	11/17/2023 11:42 AM
10316 - Verify fault light turns on	Instruction	Published	11/17/2023 11:39 AM
10317 - Fault light	Remark	Published	11/17/2023 11:41 AM
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
9385 - 319 - Perform operational test; Remark:9347	Procedure Step	Published	10/03/2023 12:54 PM
319 - Perform operational test	Instruction	Published	06/10/2021 8:31 PM
9347 - DET-RPM-RAP-RM03 RPM Operational Testing.	Remark	Published	10/03/2023 12:11 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
7283 - 7256 - Close and lock all RPM doors; Remark:	Procedure Step	Published	09/01/2023 11:45 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
30 minutes	Duration	Published	04/01/2020 11:35 AM
Upon failure of LED fault light	Frequency	Published	10/04/2023 9:16 AM
Note	Annotation Type	Published	03/02/2020 3:25 PM
Warning	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
Medium Phillips (PH2) screwdriver	Tools	Published	04/24/2020 4:40 PM
Small slotted (flathead) screwdriver	Tools	Published	09/11/2020 11:23 AM
Side Cutter Pliers	Tools	Published	10/04/2023 9:15 AM
7 mm socket wrench or nut driver	Tools	Published	10/04/2023 9:16 AM
Wire crimping tool	Tools	Published	09/25/2023 4:20 PM
LD-260 Disconnect Switch Power Off	Image	Published	04/24/2023 12:49 PM
Remove black wire (TB4-3) and black wire (TB4-4) from TB4 using a small flathead screwdriver	Image	Published	10/04/2023 1:06 PM
Open Control RPM door to identify wiring connections (for pedestrian monitors)	Image	Published	10/04/2023 1:08 PM
Gently pry fault light cover off	Image	Published	10/04/2023 1:10 PM
Install new fault light housing to front of door	Image	Published	10/04/2023 1:12 PM
Install new fault light housing to front of door pt2	Image	Published	10/04/2023 1:15 PM
Remove fault light back plate	Image	Published	10/04/2023 1:16 PM
Remove any leftover silicone from hole	Image	Published	10/04/2023 1:20 PM
Apply silicone around the rim of socket on back of door	Image	Published	10/04/2023 1:25 PM
Reinstall black wire (TB4-3) and black wire (TB4-4) wiring into TB4 using a small flathead screwdriver	Image	Published	10/04/2023 1:54 PM
Strip 1 cm from end of connecting wires using crimping tool	Image	Published	10/04/2023 1:59 PM
Remove sheathing from end of fault light wires using crimping tool	Image	Published	10/04/2023 2:00 PM
Crimp union connectors to appropriate wires using a crimping tool	Image	Published	10/04/2023 2:02 PM
LD-260 Disconnect Switch Power On	Image	Published	05/04/2023 3:37 PM
Switch LD-260 to on position while watching new LED fault light	Image	Published	10/04/2023 2:03 PM

DET-RPM-RAP-CM34

Safely removing an LED fault light assembly and correctly installing a new one

Equipment Hierarchy

Rapiscan TM-850 Rail Monitor

Rapiscan VM-250 Vehicle Monitor

Rapiscan PM-700 Pedestrian Monitor

Frequency

Upon failure of LED fault light

Technician Level

Technik 2

x 1

Duration

Time increment

30 minutes

Length of time

Tools Required

Medium Phillips (PH2) screwdriver

Small slotted (flathead) screwdriver

Side Cutter Pliers

7 mm socket wrench or nut driver

Wire crimping tool

Materials Required

New Amber LED Assembly (Rapiscan Part #7354)

Silicone sealant

Gloves

Wire ties

Union Connectors

Originators

Mike Papp

Originating Organization

Rapiscan System

Approver

Craig Stinson

Safety Concerns

Traffic

Ladder

Electrical

Chemical

Retest Requirements

RPM Operational Test

Final Documentation

Corrective maintenance report

Departmental Coordination

Prior to arrival, notify operators concerning expected work, duration, and anticipated alarms and fault indications.

Date of Origin

2020-11-30

Version

1.00

Version #

Revision Description

Updated pillar names

Revision Author

Angela Moore

Príprava

Step 1

Main Step

9418 - 1401 - Establish Initial Conditions; Remark:

9341 - Note : If only replacing the fault LED bulb, twist connector one-quarter turn counte...

Type

Note

If only replacing the fault LED bulb, twist connector one-quarter turn counterclockwise and gently pull socket from fault light housing. Replace bulb in the socket, insert the socket into the housing, and twist connector one-quarter turn clockwise to secure.

Step 00

1401 - Establish Initial Conditions

Establish Initial Conditions

7268 - 7231 - Close lane; Remark:7233

9053 - Warning : Traffic should temporarily be rerouted or halted during conduction of this pr...

Type

Warning

Traffic should temporarily be rerouted or halted during conduction of this procedure to ensure maintenance provider safety and to prevent unscreened vehicles from passing.

Step 00

7231 - Close lane

Close lane

7233 - Use orange safety (traffic control) cones to setup barriers. Practice establi...

Use orange safety (traffic control) cones to setup barriers. Practice established safety protocols.

7269 - 7232 - Open RPM door; Remark:7234

Step 00

7232 - Open RPM door

Open RPM door

7234 - Open all doors needed to access components.

Open all doors needed to access components.

7270 - 7235 - Power off RPM; Remark:7236

Step 00

7235 - Power off RPM

Power off RPM

7236 - Move LD-260 switch to OFF position. The PWR ON

Move LD-260 switch to OFF position. The PWR ON LED will turn off.

Prevádzka

Step 2

Main Step

9412 - 9350 - Disconnect LED Fault Light Wiring; Remark:

Step 00

9350 - Disconnect LED Fault Light Wiring

Disconnect LED Fault Light Wiring

9406 - 9351 - Open Control door to access terminal block (TB4) on the back of the door ...; Remark:8674

8675 - Note : If repairing a pedestrian monitor, go to Step 2-4

Type

Note

If repairing a pedestrian monitor, go to Step 2-4

Step 00

9351 - Open Control door to access terminal block (TB4) on the back of the door ...

Open Control door to access terminal block (TB4) on the back of the door

8674 - For vehicle monitors: Open the upper RPM door

For vehicle monitors: Open the upper RPM door

For train monitors: Open the control cabinet

9407 - 9352 - Remove black wire (TB4-3) and black wire (TB4-4) from TB4 using a small flath...; Remark:9530

Step 00

9352 - Remove black wire (TB4-3) and black wire (TB4-4) from TB4 using a small flath...

Remove black wire (TB4-3) and black wire (TB4-4) from TB4 using a small flathead screwdriver

9530 -

9408 - 9353 - Remove any wire ties securing red and black wires using side cutter pliers; Remark:

Step 00

9353 - Remove any wire ties securing red and black wires using side cutter pliers

Remove any wire ties securing red and black wires using side cutter pliers

9409 - 9354 - Open Control RPM door to identify wiring connections (for pedestrian monitors...; Remark:9529

Step 00

9354 - Open Control RPM door to identify wiring connections (for pedestrian monitors...

Open Control RPM door to identify wiring connections (for pedestrian monitors)

9529 -

9410 - 9355 - Remove connectors by cutting wires as close as possible to end of each connec...; Remark:

Step 00

9355 - Remove connectors by cutting wires as close as possible to end of each connec...

Remove connectors by cutting wires as close as possible to end of each connector using side cutter pliers

9411 - 9356 - Remove any wire ties securing wires using side cutter pliers; Remark:

Step 00

9356 - Remove any wire ties securing wires using side cutter pliers

Remove any wire ties securing wires using side cutter pliers

Prevádzka

Step 3

Main Step

9405 - 9357 - Uninstall Fault Light Hardware; Remark:

Step 00

9357 - Uninstall Fault Light Hardware

Uninstall Fault Light Hardware

9400 - 9358 - Gently pry fault light cover off; Remark:9528

Step 00

9358 - Gently pry fault light cover off

Gently pry fault light cover off

9528 -

9401 - 9359 - Install new fault light housing to front of door; Remark:9343

Step 00

9359 - Install new fault light housing to front of door

Install new fault light housing to front of door

9343 - Use a medium Phillips screwdriver for the front of the door and a 7 mm nut dr...

Use a medium Phillips screwdriver for the front of the door and a 7 mm nut driver or wrench for the back of the door. Reserve the two screws and associated hardware for installing the new fault light back plate.