Recalls for 1980 Western Wl Series

DEFECT #1 - SUSPENSION:REAR:SPRINGS

Posted on: 1981-08-11
Description
Inadequate weld positioning coupled with radius rod load and loosening of the spring clip nuts could cause spring seat fracture.  This can result in loss of directional control of the axle.

Consequence


Corrective Action
Spring seat radius rod brackets will be inspected and replaced if necessary.  In addition, supplemental brackets will be installed to reinforce the spring seat, without charge.

Notes
Vehicle description: heavy trucks equipped with rockwell internationalsqhd-sqhp rear axle and dayton truckmaster suspension.system: suspension; spring seat/radius rod bracket.consequences of defect: this defect could cause a loss of vehicle controlwithout prior warning and may result in an accident.

DEFECT #2 - SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY

Posted on: 1984-04-11
Description
Spring seat can deform, which causes a decrease in the clamping force in the suspension assembly.  Loss of clamping force may bring about axle misalignment or axle housing failure.

Consequence


Corrective Action
The axle housing will be inspected and replaced, if necessary.  The spring seats will also be replaced.

Notes
Vehicle description: heavy trucks.system: suspension; rear spring seat.consequences of defect: loss of vehicle control could occur without warning,possibly resulting in an accident.

DEFECT #3 - EQUIPMENT:OTHER:LABELS

Posted on: 1980-04-04
Description
Vehicle certification labels were mislocated on the involved vehicles.  The labels are located inside the dispatch box lid where they are not easily visible.

Consequence


Corrective Action
New certification labels will be installed in an acceptable location.

Notes
Vehicle description: trucks.system: equipment; vehicle certification labels.consequences of defect: mislocation of labels may deprive owner of informationnecessary for safe vehicle operation.

DEFECT #4 - ENGINE AND ENGINE COOLING:ENGINE

Posted on: 1981-07-17
Description
Due to a deficiency in material strength, the front engine support brackets on the involved vehicles may develop cracks that could lead to bracket failure.  This would cause the engine to drop down into the radiator, damaging the shroud, engine fan, and other associated parts.  The engine throttle could be pulled into full governed position.

Consequence


Corrective Action
The existing support brackets will be replaced with brackets made of ductile iron, at no charge to owner.

Notes
Vehicle description: trucks.system: structure; front engine support brackets.consequences of defect: with the throttle locked in this position, the driverwould have no control over vehicle speed.  Loss of vehicle control and anaccident could follow.