1980 OSHKOSH B SERIES Recalls (2)

Campaign:: 84V110000 on 10/09/1984
Component:: Suspension:multiple axle
Manufactured:: 10/31/1977 - 08/31/1984
Affected:: 176
Defect:: These trucks were equipped with defective hydraulic pressure switches in the load span tag system. when a malfunction in this system occurs, axle to pavement pressure increases when vehicle is operated in an unloaded condition.
Correction:: The existing control switch will be replaced with a three-position switch which, by use of a neutral position, will preve nt pressure buildup. a new operation label will also be included.
Notes:: Vehicle description: heavy trucks equipped with "load span tag axles".system: suspension; tag axle.consequences of defect: this increase in pressure can reduce braking power andsteering control, possibly resulting in an accident.
Campaign:: 91V089000 on 06/12/1991
Component:: Structure
Manufactured:: 05/31/1975 - 05/31/1990
Affected:: 1,585
Defect:: Step tread was designed with an upturned edge. also, incorrect bolts were used to attach the steps to vehicle; incorrect bolts may fatigue and break allowing the steps to separate from cab.
Consequence:: Persons exiting the cab can trip and fall on upturnededges. also, fatigue or broken bolts could cause the steps to break away at thetime that a person is entering or exiting the vehicles.
Correction:: Replace incorrectly designed steps, replace incorrect bolts.
Notes:: System: cab steps.vehicle description: heavy trucks.