THE FRONT AND REAR SERVICE BRAKE RESERVOIR IS PLUMBED SO A SINGLE POINT FAILURE CAN EMPTY BOTH RESERVOIRS. THIS PLUMBING ALLOWS AIR FROM THE WET TANK TO GO THROUGH ONE OF THE REAR SERVICE RESERVOIRS BEFORE ENTERING THE FRONT SYSTEM SERVICE RESERVOIR. THIS DOES NOT COMPLY WITH THE REQUIREMENTS OF FMVSS NO. 121, "AIR BRAKE SYSTEMS."
RiskCONSEQUENCE OF NON-COMPLIANCE; IF A LINE WERE TO BREAK, A LEAK WOULD DISABLE BOTH FRONT AND REAR BRAKE SYSTEMS INCREASING THE POTENTIAL FOR A VEHICLE ACCIDENT.
FixDEALERS WILL REPLUMB THE FRONT AND REAR AIR BRAKE RESERVOIR LINES.