8 recalls found. |
DEFECT #1 - SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE
Posted on: 1979-10-12
Description
The wrong operational amplifier was installed in the controller on the involved vehicles. If a certain capacitor in the controller should fail, the brakes on the axle on which the controller is located would fail. The brake warning light which would normally indicate a malfunction, would also be inoperative.
Consequence
Corrective Action
The dealer will inspect and, if necessary, remove incorrect controller and install a new controller and wiring harness.
Notes
Vehicle description: trucks equipped with eaton anti-lock systems.system: service brakes; anti-lock system.consequences of dwefect: loss of braking capability and a vehicle accidentcould result.
DEFECT #2 - SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM
Posted on: 1979-10-12
Description
The rear axle suspension u-bolts on the involved vehicles may fail. Should two or more u-bolts fail, the drive axle(s) can separate from the vehicle chassis.
Consequence
Corrective Action
The dealer will replace the defective u-bolts, free of charge.
Notes
Vehicle description: heavy trucks.system: suspension; u-bolts.consequences of defect: should separation occur, loss of vehicle control and anaccident could result.note: prior to vehicle repair, the u-bolts should be inspected frequently.
DEFECT #3 - PARKING BRAKE:DRIVELINE:AIR
Posted on: 1979-10-12
Description
The involved vehicles have 10 degree wedges in the parking brake system, which may not be adequate to hold a loaded vehicle on a steep grade. This deficiency may lead to failure of the parking brakes.
Consequence
Corrective Action
Dealer will replace the 10 degree wedge with a 12 degree wedge to reduce the chances of parking brake failure.
Notes
Vehicle description: trucks equipped with rockwell rda stop master ii wedgebrakes.system: parking brakes; operating wedge.consequences of defect: failure of the parking brakes would allow the vehicleto roll free when left unattended on a steep grade. This could cause seriousinjury and damage to people and property.
DEFECT #4 - STEERING:GEAR BOX (OTHER THAN RACK AND PINION)
Posted on: 1979-10-12
Description
Consequence
Corrective Action
Notes
Paccar campaign no n/a.heavy truck.possibility that the steering gear couldcause hydraulic lock when used with an auxiliary steering cylinder.if thiscondition exists, it could cause loss of steering.(correct by inspecting andrepalcing steering gears found to bedefective).heavy truck.
DEFECT #5 - WHEELS:LUGS/NUTS/BOLTS
Posted on: 1979-10-12
Description
Consequence
Corrective Action
Notes
Trucks.possibility of installation of drive wheel studs, not manufactured torequired specifications were used in assemblies.if this condition existsdrive wheel separation could occur, which would result in a loss of control andcould cause vehicle crash.(correct by inspecting and replacing all axle drivewheel studs.)
DEFECT #6 - SERVICE BRAKES, AIR:ANTILOCK:INTERCONNECTING ASSEMBLY(WIRING)
Posted on: 1979-10-12
Description
The involved vehicles may fail to comply with the requirements of federal motor vehical safety standard no. 121, air brake systems. A jumper wire was erroneously installed in the warning unit for the wheel anti-lock wiring system. This defect prevents the warning light from activating in the event of a malfunction in the anti-lock system.
Consequence
Corrective Action
Dealer will remove the jumper wire from the warning system, without charge to owner.
Notes
Vehicle description: trucks.system: electrical; wheel anti-lock warning light.consequences of defect: anti-lock system could become inoperative without thedrivers knowledge. In the event of an emergency stop, wheel lock-up couldcause loss of vehicle control and an accident.
DEFECT #7 - SUSPENSION:MULTIPLE AXLE
Posted on: 1979-10-12
Description
Consequence
Corrective Action
Notes
Trucks.possibility that the axle to spring u bolt may be defective.if ubolts fail it could result in loss of vehicle control.(correct by inspectingand replacing u bolts where necessary.)
DEFECT #8 - WHEELS:LUGS/NUTS/BOLTS
Posted on: 1979-10-12
Description
Consequence
Corrective Action
Notes
Trucks.possibility wheel hub assemblies were installed with mismarked studs.failure of hub assemblies could occur if the wrong application of studs ismade, resulting in possible vehicle crash.(correct by inspecting andreplacing studs where necessary.)