Service Bulletins

Pathfinder Remote Head (PF200R) Cold Weather Enhancements

February 13, 2020

Service Bulletin regarding the Pathfinder Remote Head cold weather enhancements.

In cold weather, some customers are reporting a startup delay in the PF200R (Pathfinder Remote) siren. This delay is caused by low current setting in the firmware of the communication chip within the PF200R control head.

A firmware upgrade is needed to enhance the cold weather operation (to -40 Celsius) of the Pathfinder Remote (PF200R) sirens.

Pathfinder software versions prior to version: are affected and will need updating.

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416200 In-Line Corner LED lights


April 23, 2013

Service Bulletin regarding the installation of model 416200 In-Line Corner LED lights.

A user-supplied, 5 Amp fuse has previously been recommended as part of the proper installation of the 416200 Corner LED lights. In some instances, if an electrical short occurs between the battery ground and the + side of the flashing LED Light head, the 5 Amp fuse may not provide protection to the LED in-line flasher, thus leading to the potential for permanent damage to the in-line flasher and/or the vehicle.

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Service bulletin regarding the use of Arjent S2 and Arjent SL lightbars on Model Years 2011-2012 or newer Dodge Charger PPV vehicles.

March 26, 2012

Due to a change in the roof design of the Dodge Charger PPV and as a result of aerodynamic loading at high speeds, the gutters (i.e. door jam) on the 2011-2012 or newer Dodge Charger PPV are subject to deformation when used with an Arjent S2 or Arjent SL lightbar. As a result, there is potential for vehicle damage.

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Service Bulletin for Strobe Tube assembly 8575263A

May 6, 2010

Issue: Strobe tube assemblies in various models were wired incorrectly. This causes premature failure of the strobe tube. Units affected: The strobe tube assemblies affected were shipped from Federal Signal as a component part of several different model numbers between January 20, 2010 and April 14, 2010. See below for a listing of the model numbers that shipped during this time period with the incorrectly wired assemblies. The affected model numbers shipped during this period are: 413127B, 416128, 413300-05, 416132B, 416126

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Field Service Bulletin for Federal Signal Corner LED lights

June 19, 2009

Mounting Corner LED lights near headlamp or other bulbs may cause permanent damage. Mount Corner LED lights as far away as possible. Failure to do so may void warranty.

If you have questions, contact the Federal Signal Service department at 1-800-433-9132 or at [email protected].

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Field Service Bulletin for the Federal Signal EQ2B Siren

April 21, 2008

Premature failure of the EQ2B siren due to misalignment of amplifier bias Some EQ2B units had the amplifier bias adjustment improperly adjusted during manufacturing at Federal Signal. This misalignment can cause premature amplifier failure due to overheating of the power amplifier output transistors.

Units Affected:
All units manufactured between the dates of October 1st of 2006 (date code 06275) and March 1st of 2008 (date code 08061) that have not already been serviced by the Federal Signal Service Department may be affected.

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