Service brakes, air: controls: foot control/valve
- Component
- Service brakes, air: controls: foot control/valve
- Manufacturer
- PACCAR, INCORPORATED
- Vehicles affected
- 50
- Reported to NHTSA
- 1987-06-08
- Owners notified
- 1987-06-15
Defect description
SINGLE CHECK AIR SYSTEM VALVE MAY MALFUNCTION DUE TO CORROSION.
Safety risk
AIR COULD TRANSFER BETWEEN CIRCUITS OF DUAL AIR BRAKESYSTEM IN EVENT OF FAILURE OF ONE OR THE OTHER CIRCUIT, WHICH COULD CAUSEDEPLETION OF THE ENTIRE AIR SYSTEM.
Manufacturer remedy
REPLACE CHECK VALVES, AS NECESSARY.