SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS
May 3, 1990
132 units potentially affected
The defect: AIR BRAKE HOSE LAYERS SEPARATED AT AN APPLIED LOAD OF 6.29 POUNDS RATHER THAN THE FMVSS 106 MINIMUM REQUIRED LOAD OF 8.0 POUNDS.
The risk: HOSE SEPARATION COULD CAUSE AIR LEAKAGE AND CAUSE THE BREAKAWAY VALVE TO START APPLYING TRAILER BRAKES AND POSSIBLY THE AUTOMATIC SPRING BRAKES; SUCH UNEXPECTED BRAKE APPLICATION COULD RESULT IN LOSS OF CONTROL AND AN ACCIDENT.
The remedy: INSTALL AIR BRAKE HOSE THAT MEETS FMVSS 106 REQUIREMENTS.
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