SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
Apr 23, 1992
16 units potentially affected
The defect: THE SCHOOL BUSES EXCEED THE CHASSIS MANUFACTURER'S GROSS VEHICLE WEIGHT RATING (GVWR) BY 650 LBS. AND FAIL TO COMPLY WITH FMVSS 105, "HYDRAULIC BRAKE SYSTEMS."
The risk: THE SCHOOL BUSES DO NOT MEET THE STOPPING DISTANCEREQUIREMENTS SPECIFIED BY FMVSS 105 IF THE SCHOOL BUS HAS A GROSS VEHICLE WEIGHTGREATER THAN THE MAXIMUM GVWR SPECIFIED BY THE CHASSIS MANUFACTURER. A FULLYLOADED BUS COULD HAVE AN ACCIDENT DUE TO THE INCREASE IN STOPPING DISTANCE.
The remedy: REMOVE THE REQUIRED NUMBER OF PASSENGER SEATS SO THAT THE CAPACITY OF THE VEHICLE IS REDUCED TO 10,000 LBS. OR LESS.
CARPENTER INDUSTRIES, INC.View on NHTSA.gov