NHTSA Recall 77V051000
Filed by FRUEHAUF CORPORATION. Component: Service Brakes, Air. Reported 1977-04-12. An estimated 140 vehicles are affected. Recall repairs are free at any authorized dealer.
Defect
THE INVOLVED VEHICLES DO NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS". THE S121 BOGIE CONTROL AIR BRAKE SYSTEM WAS INSTALLED IN SUCH A WAY THAT THE REAR AXLE AIR CONTROL BYPASSED THE FRONT SKID CONTROL AIR MODULATOR VALVE. IMPROPER INSTALLATION WOULD ALLOW THE REAR AXLE TO LOCK UP IN A PANIC STOP.
What the manufacturer will do
THE DEALER WILL REROUTE THE BRAKE AIR CONTROL LINES TO THE REAR AXLE OF THE BOGIE THROUGH THE FRONT SKID CONTROL AIR SYSTEM TO COMPLY WITH THE SAFETY STANDARD.
Notes
VEHICLE DESCRIPTION: FREIGHT TRAILERS.SYSTEM: SERVICE BRAKES; AIR PIPING, REAR AXLE.CONSEQUENCES OF DEFECT: IF THE REAR AXLE LOCKS UP, LOSS OF VEHICLE CONTROL ANDAN ACCIDENT COULD RESULT.