VEHICLE DESCRIPTION: SCHOOL BUSES EQUIPPED WITH BOSTROM DRIVER'S SEAT MODEL F222 OR BOSTRUM "ROUTEMASTER" SEAT. BLUE BIRD OPTION 2821 OR 2824. THE SEAT PEDESTALS ARE FATIGUE CRACKING ADJACENT TO THE WELD WHICH SECURES THE PEDESTAL'S UPPER PLATE TO THE UPPER, TELESCOPING PORTION OF THE ADJUSTABLE COLUMN SUPPORT.
Consequence & remedy
Consequence: THE UPPER MOUNTING PLATE AND SEAT UPPER GRADUALLY BECOMES LOOSE RESULTING IN THE UPPER PLATE DETACHING FROM THE SUPPORTING COLUMN AND THE SEAT CAN FALL FROM ITS MOUNTING. THIS CAN RESULT IN PERSONAL INJURY TO THE DRIVER.
Remedy: DEALERS WILL REPAIR THESE PEDESTALS WITH A NEWLY DESIGNED PEDESTAL BRACKET KIT.
THESE VEHICLES COULD HAVE A LATCH WHICH SCRAPES AN ALUMINUM TRIM PIECE INCREASING THE FORCE REQUIRED TO OPEN. THIS DOES NOT COMPLY WITH FMVSS NO. 217, "BUS WINDOW RETENTION AND RELEASE."
Consequence & remedy
Consequence: CONSEQUENCE OF NON-COMPLIANCE: IN THE CASE OF AN EMERGENCY, AN OCCUPANT MAY NOT BE ABLE TO OPEN THE WINDOW TO USE AS AN EMERGENCY EXIT.
Remedy: DEALERS WILL INSTALL A NEW CAM LOCK PLATE.