BUDD UNSPECIFIED 1974: SERVICE BRAKES, AIR:DISC:CHAMBER

General Information

NHTSA Campaign ID Number: 78V233000

Make Model Year
BUDD UNSPECIFIED 1974
Date Owners Notified Date Received by ODI Date Added to Database
1978-12-08 1978-10-20 1979-10-12

Production Dates: 1974-10-01 - 1977-01-01

Manufacturers Involved: BUDD COMPANY

Component: SERVICE BRAKES, AIR:DISC:CHAMBER

Potential Number Of Units Affected: 568

Report Initiator: ODI ODI Report

Summary

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 BRAKING CHAMBERS NORMALLY SUPPLIED BY THIS VALVE. THIS WOULD RESUULT IN A "NO BRAKE" CONDITION ON THE AFFECTED AXLES. THIS FAILURE WOULD CONSTITUTE A NON-COMPLIANCE TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS".

Remedy

THE SUSPECT VALVE WILL BE INSPECTED AND, IF NECESSARY, REPLACED WITHOUT CHARGE TO OWNER.

Notes

VEHICLE DESCRIPTION: SEMI-TRAILERS, VAN TYPE.SYSTEM: SERVICE BRAKES; ANTILOCK VALVE.CONSEQUENCES OF DEFECT: LOSS OF BRAKING CAPABILITY, WITHOUT PRIOR WARNING,COULD RESULT IN A VEHICLE ACCIDENT.NOTE: ANY FLUIDS SHOULD BE DRAINED FROM THE TRAILER BRAKE SYSTEM DAILY AND NOFLUIDS SHOULD BE ADDED DIRECTLY INTO THE TRAILER BRAKE LINE.