1991 Amertek Cf4000l Recalls

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NHTSA Campaign Number: 92V170000
Manufacturer: AMERTEK, ININC.
Manufactured Begin Date: August 1st, 1991
Manufactured End Date: October 1st, 1992
Date of Owner Notification: October 27th, 1992

Defect Summary:
THE FRONT WHEEL DISC CRACKS AROUND THE BOLT HOLE CIRCLE.

Consequence Summary:
CRACKING OF THE WHEEL DISC RESULTS IN POSSIBLE SEPARATIONOF THE TIRE AND RIM FROM THE WHEEL DISC WHICH COULD CAUSE AN ACCIDENT.

Corrective Summary:
CORRECTIVE ACTION HAS NOT BEEN DETERMINED. AMERTEK IS WORKING WITH THE UNITED STATES NAVY TO CORRECT THIS PROBLEM.

Recall Notes:
SYSTEM: WHEELS.VEHICLE DESCRIPTION: FIRE TRUCKS USED FOR AIRCRAFT RESCUE AT NAVAL AIR STATIONS.

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NHTSA Campaign Number: 92V169000
Manufacturer: AMERTEK, ININC.
Manufactured Begin Date: August 1st, 1991
Manufactured End Date: October 1st, 1992
Date of Owner Notification: October 27th, 1992

Defect Summary:
A CONTAMINANT FROM IMPURITIES IN THE HYDRAULIC RETURN HOSES OR THE OIL RESERVOIR CAN LEAD TO MALFUNCTIONS OF THE PRESSURE CONTROL VALVES CONTROLLING THE POWER STEERING AND WATER PUMP ENGAGEMENT.

Consequence Summary:
MALFUNCTIONS OF THE PRESSURE CONTROL VALVES IN THE POWERSTEERING ASSEMBLY CAN RESULT IN LOSS OF POWER STEERING WITHOUT PRIOR WARNING,AND LOSS OF VEHICLE CONTROL.

Corrective Summary:
AN ADDITIONAL HYDRAULIC FLUID FILTER WILL BE ADDED BETWEEN THE HYDRAULIC PUMP AND THE HYDRAULIC CONTROL VALVE BLOCK TO COLLECT IMPURITIES.

Recall Notes:
SYSTEM: STEERING.VEHICLE DESCRIPTION: CRASH/RESCUE FIRE TRUCKS USED BY THE U.S. NAVY AT NAVAL AIRSTATIONS.

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NHTSA Campaign Number: 92V084000
Manufacturer: AMERTEK, ININC.
Date of Owner Notification: October 17th, 1992

Defect Summary:
DESIGN OF THE REAR WHEEL MOUNTING ASSEMBLY CAUSES A HIGH SENSITIVITY TO LUG STUD NUT TORQUE LOSS AND SUBSEQUENT STUD FAILURE THROUGH BENDING FATIGUE.

Consequence Summary:
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.

Corrective Summary:
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.

Recall Notes:
SYSTEM: REAR WHEEL MOUNTING STUD.VEHICLE DESCRIPTION: AIRCRAFT RESCUE FIRE FIGHTING TRUCK.