Investigation PE86059: Vehicles

Status

CLOSED

Opened

Jun 17, 1986

Closed

Apr 22, 1987

Model years

—

Subject

Air brake valve leaks

Component: Service brakes, hydraulic

Summary

Summary of information from manufacturer:in 1975, sealco conducted asafety recall due to faulty seals in the spring brake units themselves.although the defect was different, the hazard reported by sealco was thesame I.e., the unexpected application of the spring brakes.analysis:from the information reported by scrtd it appears that sealcohas a problem which presents the same hazard for which they recalled forin 1975.proposed action:open a pe.

An NHTSA investigation looks into whether a safety defect exists. Opening one is not a finding. Outcomes can include a recall, closure without action, or further inquiry.