1993 Ford L8000 Recalls

1. Recall Description

   AIR SYSTEM BLOCKAGE IN THE AIR DRYER OCCURS DEGRADING THE MOISTURE REMOVING CAPABILITIES OF THE DRYER WHEN THE VEHICLE IS OPERATED IN A COLD ENVIRONMENT AND MOISTURE ACCUMULATES AND FREEZES IN THE AIR DRYER OR IN THE LINE BETWEEN THE DRYER AND THE AIR SYSTEM RESERVOIR. THE AIR DRYER CAN BECOME OVERPRESSURIZED CAUSING THE AIR DRYER CARTRIDGE TO SEPARATE FROM THE MOUNTING BASE.

   Possible Effects

   IF THE AIR DRYER SEPARATES FROM THE BASE, THE CARTRIDGE CAN SEPARATE SUFFICIENTLY ENOUGH TO CAUSE PERSONAL INJURY OR PROPERTY DAMAGE.

   Action

   DEALERS WILL EQUIP AIR SYSTEMS WITH A PRESSURE RELIEF VALVE TO BE LOCATED BETWEEN THE COMPRESSOR AND THE AIR DRYER. THIS PRESSURE RELIEF VALVE IS INTENDED TO VENT IF EXCESSIVE PRESSURE DEVELOPS IN THE AIR DRYER.

   Notes

   SYSTEM: BRAKES; AIR DRYER.VEHICLE DESCRIPTION: TRUCKS AND CHASSIS-CAB VEHICLES EQUIPPED WITH AIR BRAKES AND ROCKWELL WABCO SYSTEM SAVER "1000" AIR DRYER.NOTE: IF YOUR VEHICLE IS PRESENTED TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND THE REMEDY IS NOT PROVIDED FREE OF CHARGE WITHIN A REASONABLE TIME, CONTACT ROCKWELL WABCO AT 1-800-535-5560 OR FORD AT 1-800-392-3673. ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION''S AUTO SAFETY HOTLINE AT 1-800-424-9393.

   Recall Manufacture Dates

   1993-02-01 - 1994-03-01

   Vehicles Affected

   3500

2. Recall Description

   AS A RESULT OF INHERENT VIBRATION IN THESE ENGINES, THE THROTTLE RETURN SPRINGS CAN FRACTURE.

   Possible Effects

   IF ONE OF THE TWO RETURN SPRINGS FRACTURES WHILE THEVEHICLE IS BEING DRIVEN, A SUBSTANTIAL REDUCTION IN ACCELERATOR PEDAL EFFORTWOULD BE FELT. IF THE SECOND SPRING ALSO FRACTURES, THE THROTTLE WOULD NOTRETURN TO IDLE POSITION AND CAN RESULT IN INCREASED ENGINE SPEED AND THEPOSSIBILITY OF LOSS OF VEHICLE CONTROL AND AN ACCIDENT.

   Action

   THE THROTTLE RETURN CONTROL SYSTEM WITH THE COIL TORSION SPRING DESIGN WILL BE REPLACED.

   Notes

   SYSTEM: FUEL: THROTTLE LINKAGES AND CONTROL RETURN SPRING.VEHICLE DESCRIPTION: MEDIUM AND HEAVY TRUCKS, TRUCK CHASSIS, AND BUS CHASSISEQUIPPED WITH CUMMINS 5.9L AND 8.3L DIESEL ENGINES WITH IN-LINE FUEL INJECTIONPUMPS.NOTE: IF YOUR VEHICLE IS PRESENTED TO AN AUTHORIZED DEALER ON AN AGREED UPONSERVICE DATE AND THE REMEDY IS NOT PROVIDED WITHIN A REASONABLE TIME AND FREEOF CHARGE OR THE REMEDY IS DOES NOT CORRECT THE DEFECT OR NONCOMPLIANCE, PLEASECONTACT THE FORD SERVICE CENTER AT 1-800-392-3673. ALSO, CONTACT THE NATIONALHIGHWAY TRAFFIC SAFETY ADMINISTRATION''S AUTO SAFETY HOTLINE AT 1-800-424-9393.

   Recall Manufacture Dates

   1992-03-01 - 1993-05-01

   Vehicles Affected

   20000

3. Recall Description

   Possible Effects

   USING THE WRONG SIZED CLAMPS TO ATTACH THE RIM AND TIREASSEMBLY TO THE WHEEL SPOKES COULD CAUSE THE STUDS THAT ATTACH THE CLAMPS TO THESPOKES TO BEND. IF THE STUDS ARE BENT, THERE IS AN INCREASED RISK OF STUDFRACTURE THAT COULD RESULT IN THE RIM AND TIRE ASSEMBLY BREAKING FROM THEWHEEL.

   Action

   REPLACE THE CLAMPS AND STUDS ON THE CAST SPOKE WHEELS.

   Notes

   SYSTEM: WHEELS.VEHICLE DESCRIPTION: INCOMPLETE 6000 TO 12000 POUND FRONT GAWR CHASSIS-CABVEHICLES EQUIPPED WITH CAST SPOKE WHEELS.DECRIPTION OF DEFECT: ONE OR MORE OF THE SIX CLAMPS THAT HOLD THE TIRE AND RIMASSEMBLY TO THE CAST SPOKES OF THE FRONT WHEEL MAY HAVE BEEN OF AN INCORRECTSIZE.NOTE: THE F150, F250, F350, F-SUPER DUTY, AND THE BRONCO VEHICLES ARE NOTINVOLVED IN THIS RECALL CAMPAIGN.

   Recall Manufacture Dates

   1992-09-01 - 1992-09-01

   Vehicles Affected

   192

4. Recall Description

   THE HAND THROTTLE CABLE CAN WEAR THE BRASS SWIVEL BLOCK ON THE GOVERNOR LEVER THROUGH WHICH IT PASSES.

   Possible Effects

   THIS WEAR CAN RESULT IN THE GOVERNOR JAMMING IN THEDAMAGED SWIVEL AND COULD PREVENT THE GOVERNOR LEVER FROM RETURNING TO THE IDLE POSITION.

   Action

   DEALERS WILL INSTALL A REVISED GOVERNOR LEVER WITH A STAINLESS STEEL SWIVEL. ALSO LETTERS WILL BE SENT TO VEHICLE OWNERS THAT HAVE THE SAME VEHICLES BUT DO NOT HAVE A FORD INSTALLED HAND THROTTLE ADVISING THEM THAT THEY MAY REQUIRE SERVICE IF THEY HAVE HAD AN AFTER MARKET HAND THROTTLE INSTALLED.

   Notes

   SYSTEM: FUEL; THROTTLE LINKAGES AND CONTROL.VEHICLE DESCRIPTION: TRUCKS, CHASSIS-CABS AND COWL-CHASSIS VEHICLES WITH INLINE FUEL INJECTION PUMP EQUIPPED FD-1060 OR FD-1460 ENGINES AND HAND THROTTLES.NOTE: THE VEHICLE BRAKES ARE CAPABLE OF OVERRIDING THE ENGINE POWER AND BRINGING THE VEHICLE TO A STOP.NOTE: OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLET IME, SHOULD CONTACT FORD AT 1-800-392-3673. ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION''S AUTO SAFETY HOTLINE AT 1-800-424-9393.

   Recall Manufacture Dates

   1993-03-01 - 1994-08-01

   Vehicles Affected

   29000