1983 MACK MH RECALL - #84V035000
RECALL FOR SERVICE BRAKES, AIR : SUPPLY : CHECK VALVE
A MANUFACTURING ERROR RESULTED IN THE INSTALLATION OF CARBON STEEL SPRINGS IN SOME DUAL-COMPARTMENT AIR RESERVOIR CHECK VALVES. CARBON STEEL SPRINGS ARE INADEQUATE FOR THIS APPLICATION BECAUSE THEY ARE SUBJECT TO SEVERE CORROSION AND SUBSEQUENT FAILURE OF THE CHECK VALVE.
Information provided by the National Highway Traffic Safety Administration.
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| Vehicle |
1983 MACK MH |
|
| Manufacturer |
MACK TRUCKS, INCORPORATED |
| Manufactured between |
4/1/1982 - 11/1/1983 |
| Recalled on |
4/11/1984 |
| Influenced by |
MACK TRUCKS, INCORPORATED |
| Owners Notified on |
1/1/1900 |
| # Affected |
850 |
| Recalled for |
SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE |
|
|
| Description |
A MANUFACTURING ERROR RESULTED IN THE INSTALLATION OF CARBON STEEL SPRINGS IN SOME DUAL-COMPARTMENT AIR RESERVOIR CHECK VALVES. CARBON STEEL SPRINGS ARE INADEQUATE FOR THIS APPLICATION BECAUSE THEY ARE SUBJECT TO SEVERE CORROSION AND SUBSEQUENT FAILURE OF THE CHECK VALVE. |
| Consequences |
|
| Corrective action |
THE CARBON STEEL SPRING WILL BE REPLACED WITH A STAINLESS STEEL ONE. |
| Notes |
VEHICLE DESCRIPTION: HEAVY TRUCKS.SYSTEM: SERVICE BRAKES; DUAL COMPARTMENT AIR RESERVOIR CHECK VALVE.CONSEQUENCES OF DEFECT: IF THIS CHECK VALVE FAILURE WERE COMBINED WITH ASEVERED LINE IN THE PRIMARY AIR SYSTEM, COMPLETE LOSS OF BRAKES AND POSSIBLEVEHICLE CRASH COULD OCCUR. |
| See also |
1983 MACK MH Recall for STEERING, STEERING WHEEL/HANDLE BAR
1983 MACK MH Recall for STEERING, STEERING WHEEL/HANDLE BAR
1983 MACK MH Recall for TRAILER HITCHES, FIFTH WHEEL ASSEMBLY
1983 MACK MH Recall for STRUCTURE, BODY, BUMPERS
1983 MACK MH Recall for SERVICE BRAKES, AIR
1983 MACK MH Recall for STRUCTURE
1983 MACK MH Recall for SEAT BELTS
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