NHTSA Recall 78V234000
Filed by DORSEY CORPORATION. Component: Service Brakes, Air. Reported 1978-10-20. An estimated 220 vehicles are affected. Recall repairs are free at any authorized dealer.
Defect
THE PISTON IN THE ANTILOCK VALVE COULD STICK DUE TO EXPOSURE TO HIGH CONCENTRATIONS OF FLUID CONTAMINANTS THAT MAY COLLECT IN THE TRAILER BRAKING SYSTEM. CONSEQUENTLY, NO AIR WOULD BE DELIVERED TO THE BRAKE CHAMBERS NORMALLY SUPPLIED BY THAT VALVE. THIS COULD RESULT IN A "NO BRAKE" CONDITION ON THE AFFECTED AXLES. THIS CONSTITUTES A NON-COMPLIANCE TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS".
What the manufacturer will do
THE DEFECTIVE VALVE WILL BE REPLACED WITHOUT CHARGE.
Notes
VEHICLE DESCRIPTION: TRAILERS.SYSTEM: SERVICE BRAKES; ANTILOCK AIR VALVE.CONSEQUENCES OF DEFECT: LOSS OF BRAKING CAPABILITY COULD RESULT IN A VEHICLEACCIDENT.NOTE: UNTIL THE VALVE IS REPLACED, ANY FLUIDS SHOULD BE DRAINED FROM THE BRAKESYSTEM DAILY AND FLUIDS SHOULD NOT BE ADDED DIRECTLY INTO THE BRAKE LINE.