MACK WS 1974: SERVICE BRAKES, AIR:DRUM:CHAMBER
General Information
NHTSA Campaign ID Number: 76V083000
| Make | Model | Year |
|---|---|---|
| MACK | WS | 1974 |
| Date Owners Notified | Date Received by ODI | Date Added to Database |
| 1976-10-04 | 1976-06-09 | 1979-10-12 |
Manufacturers Involved: Mack Trucks, Inc.
Component: SERVICE BRAKES, AIR:DRUM:CHAMBER
Potential Number Of Units Affected: 404
Report Initiator: MFR MFR Report
Notes
MACK CAMPAIGN NO Q1014.TRUCK-TRACTOR EQUIPPED WITH FA536C AND FA537C SERIESFRONT AXLES.POSSIBILITY THAT THE FRONT AXLE MOUNTED BRAKE CHAMBER MAY CONTACTTHE CAB TILT CYLINDER, UNDER EXTREME AXLE ARTICULATION.IF THIS CONDITIONEXISTS, IT MAY RESULT IN AN INOPERATIVE FRONT BRAKE CAUSING LOSS OF BRAKEING ONTHE AFFECTED WHEEL, AND COULD ADVERSELY AFFECT STEERING STABILITY DURING BRAKEAPPLICATION.'CORRECT BY INSPECTING AND PROVIDING ADDITIONAL CLEARANCE BETWEENTHE AFFECED PARTS'.
