INTERNATIONAL HARVESTER 3600 1993: SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM

General Information

NHTSA Campaign ID Number: 93V092000

Make Model Year
INTERNATIONAL HARVESTER 3600 1993
Date Owners Notified Date Received by ODI Date Added to Database
1993-06-01 1993-05-21 1993-05-27

Production Dates: 1990-01-01 - 1993-03-01

Manufacturers Involved: INTERNATIONAL TRUCK & ENGINE CORPORATION

Component: SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM

Potential Number Of Units Affected: 193

Report Initiator: MFR MFR Report

Summary

THE PRESSURE RELIEF VALVE WAS OMITTED IN THE AIR TANK. THE AIR TANK IS THE RESERVOIR FOR THE AIR SUSPENSION AND IS NOT BRAKE RELATED. WITHOUT THE PRESSURE RELIEF VALVE, THERE IS NO BACK-UP SYSTEM TO LIMIT AIR PRESSURE IN THE AIR SUSPENSION SYSTEM.

Consequence

LACK OF A BACK-UP SYSTEM TO LIMIT AIR PRESSURE BUILD UPCAN CAUSE EXCESSIVE PRESSURE IN THE AIR TANK AND CAN CAUSE THE TANK TO RUPTURE.THIS CAN RESULT IN PERSONAL INJURY TO ANYONE IN THE VICINITY.

Remedy

INSTALL A PRESSURE RELIEF VALVE IN THE AIR TANK.

Notes

SYSTEM: SUSPENSION.VEHICLE DESCRIPTION: SCHOOL BUSES: MODELS 4700 AND 4900; HEAVY TRUCKS: MODELS3600, 3700, 3800, AND 3900FG; INCOMPLETE CHASSIS: MODEL 1652SC.