Wheels: lugs/nuts/bolts/studsRecall 92V-084 · 1991–1992 Amertek CF4000l
AMERTEK, INC. recall 92V-084 covers 118 1991–1992 Amertek CF4000l for a wheels: lugs/nuts/bolts/studs problem, reported to NHTSA on June 10, 1992.
Source: NHTSA recall 92V084000 and manufacturer quarterly reports. Started by an NHTSA defect investigation.
The problem
DESIGN OF THE REAR WHEEL MOUNTING ASSEMBLY CAUSES A HIGH SENSITIVITY TO LUG STUD NUT TORQUE LOSS AND SUBSEQUENT STUD FAILURE THROUGH BENDING FATIGUE.
The risk
THE REAR WHEEL MOUNTING STUD CAN BEND AND/OR BREAK,RESULTING IN DETACHMENT OF THE WHEEL FROM THE AXLE IF ALL FIVE LUG STUDS SHOULDFAIL.
The fix
AMERTEK WILL REDUCE THE DIMENSION OF THE OUTSIDE REAR WHEEL TIRES; REPLACE THE LUG NUT SPACERS WITH CUSHION WASHERS ON EACH REAR WHEEL HUB; REPLACE THE CURRENT 4.38 INCH STUDS WITH 3.25 INCH STUDS; AND DELETE THE PAINT ON THE BEVEL SURFACE OF THE STUD HOLES ON THE WHEEL DISC.
SYSTEM: REAR WHEEL MOUNTING STUD.VEHICLE DESCRIPTION: AIRCRAFT RESCUE FIRE FIGHTING TRUCK.
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
The investigation behind this recall
- WHEEL LUG BOLT FAILURENHTSA