United States 89V162000
Mack Trucks, Inc.
The problem
AIR PIPING IS INSTALLED IN A WAY THAT COULD CAUSE FRONT BRAKE HOSES TO RUB AGAINST THE BRAKE CHAMBER.
Risk
THIS COULD EVENTUALLY RESULT IN BRAKE HOSE FAILURE. INCREASING THE STOPPING DISTANCE, WHICH COULD RESULT IN AN ACCIDENT.
What owners should do
REPAIR IN A MANNER TO PREVENT FRONT BRAKE HOSE FROM RUBBING AGAINST THE BRAKE CHAMBER.
Units 133