Item Affected: STEERING:LINKAGES
Date Announced: 10/11/1988
Description of Recall: STEERING ARM MAY FAIL IF USED ON EATON EFA12F4 FROM AXLE IN CONJUNCTION WITH ROSS HFB70 POWER STEERING GEAR.
Conequence: A FAILED STEERING GEAR ARM COULD LEAD TO LOSS OF VEHICLECONTROL AND VEHICLE CRASH.
Action Need To Fix It: INSTALL A NONADJUSTABLE 1500 PSI POWER STEERING PUMP PRESSURE RELIEF VALVE TO LIMIT STEERING ARM FORCES. REPLACE STEERING ARM WITH A DESIGN CAPABLE OF WITHSTANDING HIGHER FORCES. ADJUST MAXIMUM POPPET VALVE SETTINGS TO 500 PSI AND ADJUST AXLE STOPS.
Notes: SYSTEM: STEERING.VEHICLE DESCRIPTION: LONG CONVENTIONAL AND HCOE TRUCKS EQUIPPED WITH EATONEFA12F4 FRONT AXLE AND ROSS HFB70 STEERING GEAR.
Item Affected: SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES
Date Announced: 10/24/1988
Description of Recall: FASTENERS THAT RETAIN THE BRAKE PEDAL TO THE PIVOT TUBE MAY NOT HAVE BEEN PROPERLY TORQUED.
Conequence: BRAKE PEDALS COULD DETACH FROM THE PIVOT TUBE WHILE TRUCKIS IN OPERATION WHICH COULD RESULT IN AN ACCIDENT.
Action Need To Fix It: REINSTALL BRAKE PEDAL CLAMP FASTENERS WITH LOCTITE AND TORQUE PROPERLY.
Notes: SYSTEM: BRAKE PEDAL ASSEMBLY.VEHICLE DESCRIPTION: LONG CONVENTIONAL TRUCKS.