SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
INTERFERENCE BETWEEN THE HYDRAULIC BRAKE HOSES OR BLEEDER VALVES AND THE "REYCO" AIR SUSPENSION COMPONENTS CAN OCCUR CAUSING FAILURE OF ONE OF THE HYDRAULIC FITTINGS.
32 vehicles affected
SEATS
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.
Remedy: DEALERS WILL REPAIR THESE PEDESTALS WITH A NEWLY DESIGNED PEDESTAL BRACKET KIT.
11,371 vehicles affected
STRUCTURE:FRAME AND MEMBERS
THESE UNITS ARE EQUIPPED WITH A COUNTER WEIGHT ASSEMBLY MADE UP OF 300 POUNDS OF 1/4" PLATE STEEL WELDED TOGETHER AND BOLTED BETWEEN THE FRAME RAILS IN THE REAR OVERHANG JUST FORWARD OF THE REAR BUMPER. SOME OF THE WELDS HAVE BROKEN DUE TO INSUFFICIENT WELDS, CORROSION, OR ICE EXPANSION.
Remedy: DEALERS WILL INSTALL A MECHANICAL RETAINING DEVICE WHICH CLAMPS THE PLATES TOGETHER AND FASTENED WITH THREADED FASTENERS. BUS OWNERS WILL HAVE THE OPTION OF REPAIRING THEIR OWN VEHICLES.
416 vehicles affected