Federal Signal Corporation Legend LGD Installation, Operation And Service Manual
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Federal Signal Corporation Legend LGD Installation, Operation And Service Manual

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Legend
Installation, Operation, and Service Manual
2562365
Rev. M1 0820
Printed in U.S.A.
© Copyright 2014-2020 Federal Signal Corporation
LGD and LPX Light Bars
®
Para descargar el manual en español,
visite www.fedsig.com

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Summary of Contents for Federal Signal Corporation Legend LGD

  • Page 1 Legend LGD and LPX Light Bars ® Installation, Operation, and Service Manual 2562365 Rev. M1 0820 Para descargar el manual en español, Printed in U.S.A. visite www.fedsig.com © Copyright 2014-2020 Federal Signal Corporation...
  • Page 2 This product is subject to and covered by a limited warranty, a copy of which can be found at www.fedsig.com/SSG-Warranty. 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..........................6 Safety Message to Installers and Service Personnel of Warning Light Equipment ......6 Safety Message to Operators of Warning Light Equipment ..............9 Overview of the Legend Light Bar ...................10 Product Features ..............................10 Applications ................................11 Product Specifications............................11 Approvals ................................13 Model LGD and LPX Flash Pattern Compliances ..................13 Model LPXD Light Activation .........................15...
  • Page 4 Table 8 Model LPXD available flash patterns ....................16 Table 9 Control wires from the Serial Interface Module ................20 Table 10 SW-2 DIP Switch Settings ........................21 Table 11 Switch settings for INTERSECTION operation ................24 Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...
  • Page 5 Table 12 Cross reference for controller leads ....................32 Table 13 Domes and ROC panel assemblies for LGD/LPX models ............39 Table 14 Troubleshooting tips ...........................48 Table 15 Legend replacement parts .........................51 Schematics Schematic A 1 Discrete-wired 24-inch Legend light bar ................52 Schematic A 2 Typical connections with a SignalMaster controller (External) ........53 Schematic A 3 Typical connections with a SW400SS Switch Module (Internal) .........54 Schematic A 4 Typical connections with a SmartSiren controller ............55...

  • Page 6: Safety Messages

    Ensure that all wires and fuses are rated correctly to handle the device and system amperage requirements. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...
  • Page 7 Safety Messages • Never attempt to install aftermarket equipment that connects to the vehicle wiring without reviewing a vehicle wiring diagram available from the vehicle manufacturer. Ensure that your installation will not affect vehicle operation or mandated safety functions or circuits. Always check the vehicle for proper operation after installation.
  • Page 8 • Avoid quick acceleration and hard stops to prevent sliding of light assembly on mounting surface. Failure to follow all safety precautions and instructions may result in property damage, serious injury, or death. RETAIN AND REFER TO THIS MESSAGE Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 9: Safety Message To Operators Of Warning Light Equipment

    Safety Messages Safety Message to Operators of Warning Light Equipment People’s lives depend on your safe use of our products. Listed below are some important safety instructions and precautions you should follow. • Do not attempt to activate or deactivate the light system control while driving in a hazardous situation.

  • Page 10: Overview Of The Legend Light Bar

    • Bright white LED takedowns are long life and significantly reduce power consumption. • Light bar housing is wind tunnel tested to ensure durability at high speeds and maximum fuel efficiency. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 11: Applications

    Lighting Option Reflector Style Draw Technology Offset, compound-curve, LED takedown lights/worklights 1.0 A** Six bright white LEDs polished spot beam (Legend LGD) reflector Offset, compound-curve, LED takedown lights/worklights 1.0 A** Four bright white LEDs polished spot beam (Legend LPX) reflector...

  • Page 12: Table 2 Light Bar Dimensions

    25.0 A 31.0 A LGD70 –22ºF to +149ºF 29.0 A 12.8 Vdc LPX70Z (–30ºC to +65ºC) 27.0 A LPX70D *Max. amperage for a typically loaded light bar with all lights flashing Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 13: Approvals

    Overview of the Legend Light Bar Serial Interface Module Table 4 Model 8583446 SP Length Height Width Shipped with a 24-pin cable harness (1751364) that is 3 feet long. The harness connects to the module's J1 6.25 in 3.16 in 1.06 in outlet.

  • Page 14: Table 5 Flash Pattern Compliances To Sae J845 And Ccr Title 13

    P27 TEST ONLY ** P28 TEST ONLY *** Serially-controlled 24-inch Legend LGD and Legend LPX @Title 13 LPX is complaint in red only. Pattern 27: All LEDs light head turns on. Pattern 28: Each LED light head sequentially turns on for 1 second.

  • Page 15: Model Lpxd Light Activation

    Overview of the Legend Light Bar It is the user's responsibility to verify the acceptability of Low Power in his or her jurisdiction before using this option. Table 6 Flash pattern compliances to NFPA NFPA Pattern LGD-NFPA*** LPX-NFPA*** P27 TEST ONLY ** P28 TEST ONLY ***...

  • Page 16: Model Lpxd Flash Pattern Compliances

    75 FPM TRIPLE FLASH Alternating 85 FPM DOUBLE FLASH Alternating 115 FPM Alternating 152 FPM Alternating 1 at 60 FPM TRIPLE FLASH Alternating 2 at 60 FPM TRIPLE PULSE Simultaneous Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 17: Changing The Default Mode 1 Flash Pattern

    Overview of the Legend Light Bar Changing the Default MODE 1 Flash Pattern To change the Mode 1 flash pattern to one of the patterns shown in Table 8: 1. Apply +12 Vdc power to the red and/or yellow MODE 1 wire(s). 2.

  • Page 18: Preparing The Legend For Installation

    INTERSECTION flash patterns. CUTOFF turns OFF the front or rear LEDs when 12 Vdc is applied to the FRONT or REAR light control wire. ENABLE turns ON the front or rear LEDs when 12 Vdc is applied. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 19: Figure 1 Electrical Connections For Testing And Reprogramming

    Preparing the Legend for Installation Making the Initial Electrical Connections 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 20: Table 9 Control Wires From The Serial Interface Module

    MODE 3 and INTERSECTION. LIGHT BAR TEST Black/White/Red Flashes the LEDs sequentially and then flashes the PATTERN TAKEDOWN and ALLEY lights. Does not test the Steady Burn LEDs. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 21: Figure 2 Serial Interface Module

    Preparing the Legend for Installation Switch Settings in the Serial Interface Module The switches to change default settings and reprogram flash patterns are accessible through openings on the side of the Serial Interface as shown in Figure 2. Figure 2 Serial Interface Module SW1 PUSHBUTTON FOR SELECTING FLASH PATTERNS J3 CONNECTOR FOR...
  • Page 22 2. On the Serial Interface Module, press and release the SW-1 button until the pattern you want displays on the light bar. 3. Remove 12 Vdc from the MODE 3 control wire. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...
  • Page 23 Preparing the Legend for Installation Mode 2 1. Apply 12 Vdc (+BAT) to the MODE 2 control wire (blue/white) from the Serial Interface Module to display the assigned pattern. 2. On the Serial Interface Module, press and release the SW-1 button until the pattern you want displays on the light bar.

  • Page 24: Table 11 Switch Settings For Intersection Operation

    Operation Mode to Program Mode. 1. Unplug the 24-pin harness from the Serial Interface Module. 2. On the Serial Interface Module, move SW-2 Switch 6 to the up (OFF) position. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 25: Figure 3 Light Options For Legend Light Bars

    Preparing the Legend for Installation 3. Plug the 24-pin harness into the Serial Interface Module. Figure 3 Light options for Legend light bars LGD24/LPX24 (SERIALLY CONTROLLED) DRIVER SIDE PASSENGER SIDE LGD32/LPX32 (SERIALLY CONTROLLED) LGD45/LPX45 LGD53/LPX53 LGD 61/LPX61 LGD70/LPX70 290A5960E TD = TAKEDOWN WK = WORK LIGHT SB = STEADY BURN (Legend only) L, L1 = ALLEY LIGHT...

  • Page 26: Wiring The Legend In The Vehicle

    2. Route and connect the light bar’s black lead to the vehicle battery’s ground (–GND) terminal. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 27: Mounting The Serial Interface Module

    Wiring the Legend in the Vehicle 3. Route and connect the light bar’s red lead through a 40 A MAXI fuse and ® fuse holder (or equivalent) at the source, which is the positive battery terminal (+BAT). Mounting the Serial Interface Module The Serial Interface Module communicates between a user-supplied light bar/siren controller, a SignalMaster controller, or a switch box and the Legend.

  • Page 28: Figure 4 Relay-Isolating Devices With Large Filter Capacitors

    ON AMPERAGE OF DEVICES FUSE* 290A5976 NOTE: After installation, check the entire system to ensure that the lights are flashing properly and that all light system functions are operating properly. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 29: Wiring The Serial Interface Module

    Wiring the Legend in the Vehicle Wiring the Serial Interface Module For the wiring block diagram, see Figure 5. Figure 5 Wiring block diagram FUSE IGNITION 16 AWG MAXI FUSE 40 A SERIAL INTERFACE MODULE BATTERY CAT5 CABLE BLACK 10 AWG RED 10 AWG 290A5977 FUSE ELECTRICAL SOURCES: Always fuse current/voltage sources with...
  • Page 30 When 12 Vdc (+BAT) is applied to the TAKEDOWN control wire, the TAKEDOWN LEDs turn on. TAKEDOWN overrides FLASH TAKEDOWN/ALLEY and FRONT CUTOFF. WORKLIGHTS When 12 Vdc (+BAT) is applied to the WORKLIGHT control wire, the WORKLIGHT LEDs turn on. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...
  • Page 31 Wiring the Legend in the Vehicle LOW POWER LOW LIGHT HAZARD: Enabling the Low Power function in the light bar may cause the light output to fall below certain current light output standards and guidelines for emergency warning lights. Use extreme caution when using this function.

  • Page 32: Figure 6 Signalmaster 331105 Controller (External)

    GREEN/BLACK/WHITE ORANGE ORANGE/GREEN NOTE: FOLLOW THE VIOLET ORANGE CONTROLLER’S INSTALLATION GRAY BLUE/RED INSTRUCTIONS FOR POWER, GROUND, AND OTHER YELLOW RED/GREEN POSSIBLE FUNCTIONS. BLUE WHITE/RED TO J1 ON 290A5978B INTERFACE MODULE Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 33: Figure 7 Smartsiren Ss2000Sm Series Controller (External)

    Wiring the Legend in the Vehicle Figure 7 SmartSiren SS2000SM Series controller (External) L I G S i g t e r S i g a r t t e r S i r WHT (1) BRN (2) GREEN GRN (3) GRN/BLK/WHT ORN (4) ORANGE/GREEN...

  • Page 34: Figure 8 Signalmaster Control Functions Wired To 12 Vdc For Internal Control (Factory Default)

    LIGHT BAR TEST LIGHT BAR TEST DOES NOT TEST STEADY BURN LEDs IGNITION WHITE IGNITION POWER BLACK GROUND 1 BLACK/WHITE GROUND 2 IGNITION POWER INCLUDES POWER IN THE CRANKING POSITION 290A5981F Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 35: Figure 9 Signalmaster Control Functions Wired To Ground For External Control

    Wiring the Legend in the Vehicle Figure 9 SignalMaster control functions wired to ground for External control POWER (+12 Vdc) BLACK/RED MODE 3 MODE 2 BLUE/WHITE BLUE MODE 1 STEADY BURN RED/WHITE BLUE/BLACK INTERSECTION RED/BLACK FLASH TAKEDOWN/ALLEY ORANGE/RED RIGHT ALLEY GREEN/BLACK LEFT ALLEY WHITE/BLACK...

  • Page 36: Wiring The Stop/Turn/Tail Lights

    Figure 10 Stop/turn/tail wiring between light bar and vehicle harness FROM LIGHT BAR TYPICAL CAR WIRING YELLOW LEFT BRAKE LIGHT BLACK BROWN TAIL LIGHT GREEN GREEN RIGHT BRAKE LIGHT 290A5982 Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 37: Wiring The Takedown Or Worklights (Lgd24 Or Lgd32 Models Only)

    Wiring the Legend in the Vehicle Wiring the Takedown or Worklights (LGD24 or LGD32 Models Only) The light bar’s worklights are a factory-configured option. The light bar is shipped with the option’s three-conductor cable ready for splicing into the vehicle harness. For the location of the lights, see Figure 3 on page 25.

  • Page 38: Maintaining And Servicing The Legend

    STATIC SENSITIVE DEVICE: This light bar circuitry can be damaged by electrostatic discharge (ESD). Follow anti-static procedures when servicing this light bar. DO NOT OVERTIGHTEN: To prevent damage to the light bar, do not overtighten the screws or nuts. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 39: Figure 13 Four Barrel Nuts In Passenger-Side End Dome

    Maintaining and Servicing the Legend Table 13 Domes and ROC panel assemblies for LGD/LPX models Model Domes ROC Panels Driver Side LGD24/LPX24 Two End Passenger Side Driver Side Two End LGD32/LPX32 Center One Center Passenger Side Driver Side Two End LGD45/LPX45 Passenger Side Two Intermediate...

  • Page 40: Replacing A Light Bar Base

    • If the light bar is off the vehicle: Invert the light bar on soft rags or cardboard to protect the domes, then slide the base from the aluminum extrusion. The carriage bolts can then be removed from base Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 41: Figure 14 Base Removed From Aluminum Extrusion

    Maintaining and Servicing the Legend Figure 14 Base removed from aluminum extrusion INTERMEDIATE PCB ASSEMBLY PCB CONNECTOR END PCB ASSEMBLY ALUMINUM EXTRUSION BASE RETAINER SCREW LIP SEAL BASE END GASKET CARRIAGE BOLT (4) 290A6863 3. Remove the vent plugs and/or grommets from base(s) if applicable. 4.

  • Page 42: Replacing An End Gasket

    (slightly off-center along the straight surface where the bases mate). The edge of the seal should be flush with the top surface. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 43: Adjusting The Aim Of The Hotfoot Led Assemblies

    Maintaining and Servicing the Legend Figure 16 Lip seal on edge of plastic dome LIP SEAL FINS BASE 290A5990B Adjusting the Aim of the HotFoot LED Assemblies (LGD45 and LGD53 Only) You can horizontally adjust the aim of the LED assemblies by positioning them straight, at 45 degrees or at 90 degrees.

  • Page 44: Replacing The Roc Panel Assemblies

    (ESD). Follow anti-static procedures when servicing this light bar. Removing the Controller To remove the controller: 1. Remove the passenger-side end dome as described in "Removing and Inspecting the Domes" on page 39. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 45: Figure 18 Controller And Standoffs Removed From Roc Panel

    Maintaining and Servicing the Legend 2. Remove the 1/4-inch hex bolt and disconnect the black ground wire. 3. Invert the panel to expose the controller. 4. Note and record connections, and then disconnect the wires and harnesses. 5. Compress the lock tab on the nylon standoffs and remove controller with its standoffs from ROC panel.

  • Page 46: Figure 19 Fuses On Light Bar Controller Pcb

    8. To prevent cross-threading, turn the barrel nuts counterclockwise until you hear a click, then tighten them. See Figure 14 on page 39. 9. Test the light bar to ensure that it operates properly. Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 47: Cleaning The Domes

    Maintaining and Servicing the Legend Cleaning the Domes Periodically cleaning the domes using proper procedures and compatible cleaners will prolong their service life. Unlike the reflectors, the domes do not have to be removed from the light bar for cleaning. CRAZING/CLEANING SOLUTIONS: The use of cleaning solutions, such as strong detergents, solvents, and petroleum products, can cause crazing (cracking) of the light bar lens and reflectors.

  • Page 48: Troubleshooting The Light Bar

    SW3 DSR on the driver side) are set correctly (Figure 19 on page 45). • If it is a rear module, check the SignalMaster connections. Half of an LED module Replace the ROC board that the LED is on. does not light Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...
  • Page 49 Maintaining and Servicing the Legend Problem Corrective Action The light bar turns • Ensure that the vehicle battery is fully charged. off when the FLASH • Verify that the light bar’s red power line (+BAT) and black ground-power line (–GND) are TAKEDOWN/ALLEY lights turn on properly connected to a good, fully charged 12-volt battery.

  • Page 50: Getting Technical Support And Service

    Provide a brief explanation of the service requested, or the nature of the malfunction. Address all communications and shipments to the following: Federal Signal Corporation Service Department 2645 Federal Signal Drive University Park, IL 60484-3167 Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...

  • Page 51: 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 15 Legend replacement parts Description Part Number PCB Assembly, End (Configured) Contact Federal Signal PCB Assembly, Intermediate (Configured) Contact Federal Signal...

  • Page 52: Appendix A: Wiring Schematics

    10 AWG red and black cables are the only connections. An installer supplied-switch is required. See schematic A 1. Schematic A 1 Discrete-wired 24-inch Legend light bar INSTALLER-SUPPLIED 20 A − SWITCH 12 V BATTERY LEGEND LIGHT BAR 290A6306 Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...
  • Page 53 Appendix A: Wiring Schematics WHT/RED RED/GRN BLU/RED ORG/GRN GRN/BLK/WHT BLU (MODE 1) BLU/WHT (MODE 2) BLK/RED (MODE 3) WHT/BLK (TD) GRN/BLK (L. AL) ORG/RED (R. AL) Installation, Operation, and Service Manual Federal Signal www.fedsig.com...
  • Page 54 +12V RED (LEFT) GRN (CENTER) GRN/BLK/WHT (RIGHT) ORG/GRN (WARN1) ORG (WARN2) WHT/RED (FAST) BLU (MODE 1) BLU/WHT (MODE 2) BLK/RED (MODE 3) WHT/BLK (TD) GRN/BLK (L. AL) ORG/RED (R. AL) Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...
  • Page 55 Appendix A: Wiring Schematics WHT (1) BRN (2) GRN/BLK/WHT GRN (3) ORG/GN) ORN (4) PRP (5) BLU/RED GRA (6) RED/GRN YEL (7) WHT/RED BLU (8) NONE (9) RED+ (10) BLK- (11) Installation, Operation, and Service Manual Federal Signal www.fedsig.com...
  • Page 56 Appendix A: Wiring Schematics BLU (MODE 1) BLU/WHT (MODE 2) BLK/RED (MODE 3) WHT/BLK (TD) GRN/BLK (L. AL) ORG/RED (R. AL) Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...
  • Page 57 Appendix A: Wiring Schematics BLK/RED (MODE 3) RED/BLK (FL TKD/AL) BLU/WHT (MODE 2) BLU (MODE 1) WHT/BLK (TD) GRN/BLK (L.AL) ORG/RED (R.AL) Installation, Operation, and Service Manual Federal Signal www.fedsig.com...
  • Page 58 Appendix A: Wiring Schematics Legend LGD and Legend LPX Light Bars Federal Signal www.fedsig.com...
  • Page 60 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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