Supply: hoses, lines/piping, and fittingsRecall 92V-078 · Thomas vehicles
THOMAS BUILT BUSES, INC. recall 92V-078 covers 24 Thomas vehicles for a supply: hoses, lines/piping, and fittings problem, reported to NHTSA on May 19, 1992.
Source: NHTSA recall 92V078000 and manufacturer quarterly reports. Started by the manufacturer.
The problem
A BRAKE AIR LINE PLUMBING ERROR CAUSES THE SPRING BRAKES TO BE APPLIED WITHOUT BRAKE APPLICATION WHEN THE AIR PRESSURE IN THE PRIMARY TANK DROPS TO A LEVEL WHICH AUTOMATICALLY ACTIVATES THE SPRING BRAKE SYSTEM.
The risk
ACTIVATION OF THE SPRING BRAKE SYSTEM WITHOUT OPERATORBRAKE APPLICATION WILL CAUSE THE SPRING BRAKE TO BE APPLIED, LOCKING THE BRAKESWITHOUT ANY WARNING TO THE OPERATOR.
The fix
REPLACE AND REROUTE AIR BRAKE HOSE TO COMPLY WITH FMVSS 121.
SYSTEM: AIR BRAKES, FMVSS 121.VEHICLE DESCRIPTION:BUSES AND SCHOOL BUSES.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
Vehicles in this recall
Built from January 1, 1992 to March 1, 1992. Not every vehicle in these model years is included; check by VIN.