MACK MB400 1971: SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS
General Information
NHTSA Campaign ID Number: 71V190000
| Make | Model | Year |
|---|---|---|
| MACK | MB400 | 1971 |
| Date Owners Notified | Date Received by ODI | Date Added to Database |
| 1971-12-17 | 1971-10-20 | 1979-10-12 |
Production Dates: 1969-05-01 - 1971-08-01
Manufacturers Involved: Mack Trucks, Inc.
Component: SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS
Potential Number Of Units Affected: 916
Report Initiator: MFR MFR Report
Notes
MAY 1, 1969 THRU AUG 17, 1971.POSSIBILITY THAT AIR BRAKE PIP ING HAS BEENERRONEOUSLY CONNECTED TO HAND CONTROL VALVE WHICH , WHEN APPLIED, IS TO OPERATESERVICE BRAKES ON REAR AXLE.ER RONEOUS PIPING WILL CAUSE BRAKING TO BE ONFRONT AXLE INSTEADOF REAR AXLE.CONDITION DOES NOT WITH NORMAL FUNCTIONINGOF S ERVICE OR EMERGENCY BRAKE SYSTEMS.'CORRECT BY INSPECTING ANDINSTALLINGPROPER PIPING WHERE PIPING WHERE NECESSARY.'
