Federal Signal Corporation Allegiant ALGT61 Installation Maintenance And Service Manual
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Federal Signal Corporation Allegiant ALGT61 Installation Maintenance And Service Manual

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Allegiant
Discrete Tow Light Bar
®
Installation, Maintenance,
and Service Manual
25500773
Rev A1 0522
Printed in U.S.A.
© Copyright 2022 Federal Signal Corporation

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Summary of Contents for Federal Signal Corporation Allegiant ALGT61

  • Page 1 Allegiant Discrete Tow Light Bar ® Installation, Maintenance, and Service Manual 25500773 Rev A1 0522 Printed in U.S.A. © Copyright 2022 Federal Signal Corporation...
  • Page 2 A copy of this limited warranty can also be obtained by written request to Federal Signal Corporation, 2645 Federal Signal Drive, University Park, IL 60484, email to info@fedsig.com or call +1 708-534-3400.

  • Page 3: Table Of Contents

    Contents Safety Messages..........................5 Safety Message to Installers and Service Personnel of Warning Lights ...........5 Safety Messages to Operators of Federal Signal Sound/Light Systems ..........8 Overview............................10 LED Lights, Colors, and Flash Patterns ....................10 Electrical System ............................10 Controller Option ............................10 Product Specifications ..........................
  • Page 4 Figures Figure 1 Light Bar Positions ..........................11 Figure 2 Stop/turn/tail wiring between light bar and vehicle harness ..........17 Figure 3 Power and cable connections ....................... 18 Figure 4 Weathertight power and cable connections ................19 Figure 5 Four barrel nuts in passenger-side end dome ................21 Figure 6 Locations of ROC PCBs ........................

  • Page 5: Safety Messages

    Safety Messages Safety Messages For your safety, read and understand this manual thoroughly before installing, operating, and servicing the Allegiant light bar. The safety messages presented in ® this chapter and throughout the manual are reminders to exercise extreme care at all times.
  • Page 6 Safety Messages • The lighting system components, especially light bulbs, strobe tubes, LEDs, and the outer housing, get hot during operation. Be sure to disconnect power to the system and allow the system to cool down before handling any components of the system.
  • Page 7 Safety Messages • To avoid denting the roof of the vehicle, place the light bar mounting feet as close to the outer edge of the roof as possible. • Roof damage can occur if the hook adjustment bolts are overtightened. Torque the adjustment bolts from 6 ft-lb to 7 ft-lb.

  • Page 8: Safety Messages To Operators Of Federal Signal Sound/Light Systems

    Safety Messages Safety Messages to Operators of Federal Signal Sound/Light Systems People’s lives depend on your safe operation of Federal Signal products. It is important to read and follow all instructions shipped with the products. Listed below are some other important safety instructions and precautions you should follow: •...
  • Page 9 Safety Messages • The holding power of magnetic mounting systems is dependent upon surface finish, surface flatness, and thickness of the steel mounting surface. Therefore, to promote proper magnetic mounting: • Keep the mounting surface and the magnets clean, dry, and free of foreign particles that prevent good surface contact.

  • Page 10: Overview

    Overview Overview The Allegiant light bar is a single-level LED light bar with ROC (Reliable On-Board ® Circuitry) and Solaris LED technologies. ROC eliminates approximately 85 percent of ® potential failure points by incorporating a printed circuit board (PCB) in one assembly to substantially reduce the number of electrical connections.

  • Page 11: Figure 1 Light Bar Positions

    FRONT Overview Table 2 Light Specifications Lighting Option Current Draw Lamp Technology Reflector Style LED (all heads) 1.0 A in Steady-Burn Mode High-brightness LED Offset, compound curve, polished reflector FRONT Table 3 Electrical and Temperature Model Electrical Potential Current Draw Operating Temp.

  • Page 12: Setting The Light Bar Flash Pattern

    Setting the Light Bar Flash Pattern Setting the Light Bar Flash Pattern HEAVY OBJECT: Use lifting aids and proper lifting techniques when removing or replacing this product. Failure to heed this warning may cause personal injury. Carefully unpack the light bar assembly and any other products included in the shipment.

  • Page 13: Table 4 Allegiant ® Flash Patterns

    Setting the Light Bar Flash Pattern 4. Tap the Brown/White wire once to change to the next pattern. The pattern dims as the Brown/White wire is held to +BAT. 5. Repeat step 4 until the desired pattern is selected. 6. Turn the light bar off. Wait at least 5 seconds and turn the light bar on. Verify that the pattern has been saved.

  • Page 14: Table 5 Allegiant Discrete Mode 2 Flash Patterns

    Setting the Light Bar Flash Pattern Table 5 Allegiant Discrete Mode 2 Flash Patterns Description Description Description Pattern 1* Pattern 11 Pattern 21 Pattern 1 + Flash WHT front* Pattern 11 + Flash WHT front Pattern 21 + Flash WHT front Pattern 2* Pattern 12 Pattern 22...

  • Page 15: Wiring The Allegiant Light Bar

    Wiring the Allegiant Light Bar Wiring the Allegiant Light Bar Before proceeding, ensure that the light bar has been installed on the vehicle roof in accordance with the instructions included with the mounting kit. Depending on the type of vehicle and mounting system feature, there are two options available for installing the light bar to the roof of the vehicle: hook-on mounting or permanent mounting.

  • Page 16: Wiring The Stop/Turn/Tail Lights

    Wiring the Allegiant Light Bar 8. To avoid interference, keep two-way radio antennas a minimum of 18 inches (45.7 cm) away from warning equipment. 9. Whenever possible, run full wire lengths. DO NOT splice the wires. 10. Do not coil excess wire. Leave a drain loop for servicing. DRILLING PRECAUTIONS: Before drilling holes, check the area into which you plan to drill to ensure that you do not damage vehicle components.

  • Page 17: Connecting Power To The Light Bar

    Wiring the Allegiant Light Bar 3. Splice the appropriate cables into the vehicle’s wiring. See Figure 2. The input leads require a positive (+) 12 Vdc signal to activate. Figure 2 Stop/turn/tail wiring between light bar and vehicle harness 4. Reconnect the battery’s positive terminal and then the negative terminal. 5.

  • Page 18: Figure 3 Power And Cable Connections

    Wiring the Allegiant Light Bar REVERSE POLARITY / MISWIRING: Reverse polarity or incorrect voltage may damage the light. To avoid damage to the light, ensure that the battery voltage is the same as the voltage rating of the light and that the correct polarity is observed.

  • Page 19: Figure 4 Weathertight Power And Cable Connections

    Wiring the Allegiant Light Bar Figure 4 Weathertight power and cable connections Black Ground PLUG #1 SW 1 20 A Front Mode 1 SW 2 20 A Red/Black Rear Mode 1 SW 3 12 A Yellow/Black Worklight/Bedlight SW 4 Yellow Taillights PLUG #3 SW 5...

  • Page 20: Maintaining And Servicing The Allegiant

    Maintaining and Servicing the Allegiant Maintaining and Servicing the Allegiant BURN HAZARD: After prolonged operation, the unit gets hot and can cause burns. Do not touch the unit while or shortly after it has been operating. Always allow the unit to cool before handling it. HEAVY OBJECT: Use lifting aids and proper lifting techniques when removing or replacing this product.

  • Page 21: Removing And Reinstalling The Light Bar Dome

    Maintaining and Servicing the Allegiant To clean the light bar lens or dome: 1. Rinse with lukewarm water to loosen dirt and debris. 2. Use a mild detergent, lukewarm water, and a soft cloth to gently clean the lens. To avoid damaging the finish, do not use heavy pressure or caustic, abrasive, or petroleum-based cleaners.

  • Page 22: Replacing A Pcb

    Maintaining and Servicing the Allegiant Reinstalling the Dome To reinstall the dome: 1. Reinstall the dome. To prevent cross-threading the barrel nuts, back them counterclockwise until you hear the click of the threads engaging. 2. Tighten the barrel nuts to 16-24 in-lb. Replacing a PCB The Allegiant 61-inch light bar has two end, two center, and two intermediate ROC...

  • Page 23: Resetting The Controller

    Maintaining and Servicing the Allegiant To remove a PCB: 1. Disconnect all power to the light bar. 2. Remove the dome as described previously. 3. Note and record the connection to the PCB, and then lift the assembly and disconnect the harnesses. 4.
  • Page 24 Maintaining and Servicing the Allegiant 5. Connect the six-pin and two-pin cables to the controller. 6. Verify that the light bar is working. 7. Refer back to "Setting the Light Bar Flash Pattern" on page 12. Allegiant Tow Discrete Light Bar ®...

  • Page 25: Troubleshooting The Light Bar

    Maintaining and Servicing the Allegiant Troubleshooting the Light Bar This section provides troubleshooting assistance for common problems. If you have any questions left unanswered, call the Federal Signal Service Department at 1-800-433-9132, 7 a.m. to 5 p.m., Monday through Friday (CT). Table 8 Troubleshooting tips Problem Corrective Action The light bar...

  • Page 26: Getting Technical Support And Service

    Getting Technical Support and Service Getting Technical Support and Service For technical support and service, please contact: Service Department Federal Signal Corporation Phone: 1-800-433-9132 Email: empserviceinfo@fedsig.com www.fedsig.com Getting Repair Service The Federal Signal factory provides technical assistance with any problems that cannot be handled locally.

  • Page 27: Ordering Replacement Parts

    Getting Technical Support and Service Ordering Replacement Parts To order replacement parts, call Customer Support at 1-800-264-3578, 7 a.m. to 5 p.m., Monday through Friday (CT), or contact your nearest distributor. Table 9 Replacement parts Description Part Number PCB Assembly End (Configured) Contact Factory PCB Assembly, Intermediate (Configured) Contact Factory...
  • Page 28 2645 Federal Signal Drive University Park, Illinois 60484-3167 www.fedsig.com Customer Support Police/Fire-EMS: 800-264-3578 • +1 708 534-3400 Work Truck: 800-824-0254 • +1 708 534-3400 Technical Support 800-433-9132 • +1 708 534-3400...

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