1985 MACK MH RECALL - #85V113000
RECALL FOR SERVICE BRAKES, AIR
THE DUAL DOUBLE CHECK VALVE MAY NOT RELEASE THE PROPER AIR VOLUME TO THE BRAKE SYSTEM, CAUSING A SLIGHT TIMING DELAY BETWEEN THE TRACTOR AND THE TRAILER BRAKE SYSTEM. CONSEQUENCES OF DEFECT: IF THE BRAKES ARE SUDDENLY APPLIED, THE TRAILER COULD JACKKNIFE WITHOUT WARNING TO THE OPERATOR, WHICH COULD RESULT IN A VEHICLE CRASH.
Information provided by the National Highway Traffic Safety Administration.
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| Vehicle |
1985 MACK MH |
|
| Manufacturer |
MACK TRUCKS, INCORPORATED |
| Manufactured between |
1/1/1982 - 12/1/1984 |
| Recalled on |
9/24/1985 |
| Influenced by |
MACK TRUCKS, INCORPORATED |
| Owners Notified on |
2/7/1986 |
| # Affected |
5,020 |
| Recalled for |
SERVICE BRAKES, AIR |
|
|
| Description |
THE DUAL DOUBLE CHECK VALVE MAY NOT RELEASE THE PROPER AIR VOLUME TO THE BRAKE SYSTEM, CAUSING A SLIGHT TIMING DELAY BETWEEN THE TRACTOR AND THE TRAILER BRAKE SYSTEM. CONSEQUENCES OF DEFECT: IF THE BRAKES ARE SUDDENLY APPLIED, THE TRAILER COULD JACKKNIFE WITHOUT WARNING TO THE OPERATOR, WHICH COULD RESULT IN A VEHICLE CRASH. |
| Consequences |
|
| Corrective action |
INSTALL TWO NEW SLEEVES IN THE DUAL DOUBLE CHECK VALVE WHICH WILL INCREASE AIR FLOW. |
| Notes |
VEHICLE DESCRIPTION: HEAVY DUTY TRACTOR TRAILER COMBINATIONS. SYSTEM: BRAKES, TRACTOR TO TRAILER. |
| See also |
1985 MACK MH Recall for STRUCTURE, BODY, BUMPERS
1985 MACK MH Recall for STEERING, LINKAGES, DRAG, LINK, CONNECTION
1985 MACK MH Recall for STRUCTURE
1985 MACK MH Recall for SEAT BELTS
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