Midland Brake Service Brakes, Air recall

Recalled March 1, 1989 · NHTSA recall 89E004000 · Midland Brake

Hazard

THE LOSS OF THE SCREW HEADS ALLOWS THE VALVE TO COMEAPART AND CAUSES LOSS OF BRAKING ABILITY, WHICH COULD RESULT IN AN ACCIDENT.

Remedy

SCREWS WILL BE REPLACED WITH A PHOSPHATE AND OIL TREATED SCREW RATHER THAN AN ELECTRO DEPOSITED PLATING. THE DRIVE HEADS WILL BE CHANGED FROM SQUARE DRIVE TO A TORX HEAD SCREW.

Units

4,809 units

Description

HYDROGEN EMBRITTLEMENT OF THE SCREWS USED TO HOLD TOGETHER SECTIONS OF THE VALVE BODY. THIS CONDITION CAUSES THE HEADS OF THE SCREWS TO BREAK OFF UNDER STRESS.

What to do

SCREWS WILL BE REPLACED WITH A PHOSPHATE AND OIL TREATED SCREW RATHER THAN AN ELECTRO DEPOSITED PLATING. THE DRIVE HEADS WILL BE CHANGED FROM SQUARE DRIVE TO A TORX HEAD SCREW.

Product

Midland Brake MIDLAND BRAKE

Manufacturer(s)

MIDLAND INTERNAT. CORP.

Source: U.S. National Highway Traffic Safety Administration. Official recall notice on nhtsa.gov →