Fruehauf Recall 77V051000: Service Brakes, Air, Antilock, Interconnecting Assembly(wiring)
NHTSA recall 77V051000 · announced April 12, 1977 · filed by Fruehauf Corporation · 140 units affected
The problem
THE INVOLVED VEHICLES DO NOT CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS". THE S121 BOGIE CONTROL AIR BRAKE SYSTEM WAS INSTALLED IN SUCH A WAY THAT THE REAR AXLE AIR CONTROL BYPASSED THE FRONT SKID CONTROL AIR MODULATOR VALVE. IMPROPER INSTALLATION WOULD ALLOW THE REAR AXLE TO LOCK UP IN A PANIC STOP.
What to do
THE DEALER WILL REROUTE THE BRAKE AIR CONTROL LINES TO THE REAR AXLE OF THE BOGIE THROUGH THE FRONT SKID CONTROL AIR SYSTEM TO COMPLY WITH THE SAFETY STANDARD.
Official NHTSA recall notice →
Notes
VEHICLE DESCRIPTION: FREIGHT TRAILERS.SYSTEM: SERVICE BRAKES; AIR PIPING, REAR AXLE.CONSEQUENCES OF DEFECT: IF THE REAR AXLE LOCKS UP, LOSS OF VEHICLE CONTROL ANDAN ACCIDENT COULD RESULT.
Vehicles covered by this recall
Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.