NHTSA Recall 92V122000
Filed by Trailmobile Canada Limited. Component: Service Brakes, Air. Reported 1992-08-18. An estimated 414 vehicles are affected. Recall repairs are free at any authorized dealer.
Defect
THE TWO (2) RELAY SERVICE VALVES ARE CONNECTED TO THE SAME RESERVOIR RESULTING IN 4.25 TIMES, RATHER THAN 8 TIMES, THE COMBINED VOLUME OF ALL CHAMBERS AT MAXIMUM TRAVEL. THIS DOES NOT COMPLY WITH FMVSS 121, "AIR BRAKE SYSTEMS."
Risk
REPEATED MAXIMUM BRAKE APPLICATIONS CAN RESULT IN THEACTIVATION OF THE LOW PRESSURE WARNING SYSTEM AS THE RESERVOIR IS DEPLETED ATHIGHER THAN SPECIFIED RATE.
What the manufacturer will do
CHANGE ONE OF THE RELAY SERVICE VALVE SUPPLY LINES TO THE SECOND RESERVOIR.
Notes
SYSTEM: AIR BRAKES; FMVSS 121.VEHICLE DESCRIPTION: TRAILERS WITH WABCO ANTI-LOCK BRAKE SYSTEMS (ABS).
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