Suspension:rear:springs:air Suspension System
NHTSA recall 93V092000 · announced May 21, 1993 · filed by International Truck And Engine · 193 units affected
The problem
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.
The risk
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.
What to do
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.
Vehicles covered by this recall
- 1991 International 1652sc
- 1992 International 1652sc
- 1993 International 1652sc
- 1991 International Harvester 3600
- 1992 International Harvester 3600
- 1993 International Harvester 3600
- 1991 International Harvester 3700
- 1992 International Harvester 3700
- 1993 International Harvester 3700
- 1991 International Harvester 3800
- 1992 International Harvester 3800
- 1993 International Harvester 3800
- 1991 International Harvester 3900fc
- 1992 International Harvester 3900fc
- 1993 International Harvester 3900fc
- 1991 International Harvester 4700
- 1992 International Harvester 4700
- 1993 International Harvester 4700
- 1991 International Harvester 4900
- 1992 International Harvester 4900
- 1993 International Harvester 4900
Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.