NEOPLAN AN440 1991: FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES

General Information

NHTSA Campaign ID Number: 95V188001

Make Model Year
NEOPLAN AN440 1991
Date Owners Notified Date Received by ODI Date Added to Database
1995-12-15 1995-08-30 1996-04-19

Production Dates: 1992-06-01 - 1994-07-01

Manufacturers Involved: NEOPLAN USA CORPORATION

Component: FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES

Potential Number Of Units Affected: 101

Report Initiator: ODI ODI Report

Summary

SOME TEMPERATURE SENSITIVE TRIGGERS WERE NOT X-RAYED. THESE TRIGGERS COULD CONTAIN INTERNAL VOIDS THAT WOULD MAKE THE TRIGGERS SUSCEPTIBLE TO ADVANCED CREEP CAUSING FALSE ACTIVATION AND VENTING OF THE CNG.

Consequence

VENTING OF THE CNG COULD RESULT IN A FIRE.

Remedy

NEOPLAN WILL REPLACE THE PRD WITH THE NEWER DESIGN "GENERATION 2.5" PRESSURE RELIEF DEVICE.

Notes

SYSTEM: FUEL; CNG; PRESSURE RELIEF VALVES/DEVICES 'PRD'.VEHICLE DESCRIPTION: COMPRESSED NATURAL GAS POWERED TRANSIT BUSES EQUIPPED WITH LINCOLN COMPOSITE CNG FUEL CONTAINERS WHICH INCORPORATE MIRADA TYPE IIIPRESSURE RELIEF VALVES. 'SEE MIRADA CAMPAIGN 95E025 AND LINCOLN COMPOSITE CAMPAIGN 95E025003'.NOTE: IF THE VALVES HAVE NOT BEEN REPLACED WITHIN A REASONABLE TIME FREE OF CHARGE, PLEASE CONTACT NEOPLAN AT 1-719-336-3256.ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-800-424-9393.