Thayco 1985 Service Brakes, Air recall
Recalled May 28, 1986 · NHTSA recall 86V072000 · Thayco
Remedy
REMOVE SPRING SEATS, REVERSE THE AXLE, REWELD AND ASSEMBLE SUSPENSION.
Units
180 units
Description
A RESONANT VIBRATION CAN BE INITIATED UNDER CERTAIN OPERATING CONDITIONS, CAUSING A DETERIORATION OF THE BRAKE CHAMBER WHICH RESULTS IN REVERSE BRAKE CAM ROTATION CREATING GRABBY BRAKES, BRAKE CHATTER, OR SPRING BRAKE DAMAGE. CONSEQUENCE OF DEFECT: IF THIS OCCURS, COMPLETE BRAKE FAILURE COULD BE EXPERIENCED, AND COULD LEAD TO AN ACCIDENT.
What to do
REMOVE SPRING SEATS, REVERSE THE AXLE, REWELD AND ASSEMBLE SUSPENSION.
Product
Thayco THAYCO
Manufacturer(s)
THAYCO MANAFACTURING CO.
Source: U.S. National Highway Traffic Safety Administration. Official recall notice on nhtsa.gov →