KENWORTH COE 1987: STEERING:LINKAGES

Make : KENWORTH Model : COE Year : 1987
Build Dates : 1984-02-01 - 1988-09-01
NHTSA CAMPAIGN ID Number : 88V160000
Date Owner's Notified: 1989-01-30 Date Received by ODI: 1988-10-11 Date Added to Database: 1988-10-18
Manufacturers Involved: FREIGHTLINER LLC
Manufacturer's Responsible for the Recall:
Manufacturer Campaign Number:
Component: STEERING:LINKAGES
Potential Number Of Units Affected : 92
Summary:
      STEERING ARM MAY FAIL IF USED ON EATON EFA12F4 FROM AXLE IN CONJUNCTION WITH ROSS HFB70 POWER STEERING GEAR.
Consequence:
      A FAILED STEERING GEAR ARM COULD LEAD TO LOSS OF VEHICLECONTROL AND VEHICLE CRASH.
Remedy:
      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.
Report Initiator: MFR V Report
Regulation Part Number: Federal Motor Vehicle Safety Standard Number:
Notes:
      SYSTEM: STEERING.VEHICLE DESCRIPTION: LONG CONVENTIONAL AND HCOE TRUCKS EQUIPPED WITH EATONEFA12F4 FRONT AXLE AND ROSS HFB70 STEERING GEAR.