MACK CH 1993: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

Make : MACK Model : CH Year : 1993
Build Dates : 1991-04-01 - 1993-05-01
NHTSA CAMPAIGN ID Number : 93V137000
Date Owner's Notified: 1993-10-01 Date Received by ODI: 1993-08-20 Date Added to Database: 1993-09-01
Manufacturers Involved: Mack Trucks, Inc.
Manufacturer's Responsible for the Recall:
Manufacturer Campaign Number:
Component: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
Potential Number Of Units Affected : 11000
Summary:
      THE ENGINE COOLING FAN BLADES MAY BREAK DUE TO INADEQUATE BLADE STRENGTH AROUND THE RIVETS THAT ATTACH THE BLADES TO THE FAN SPIDER.
Consequence:
      IF COMPLETE FRACTURE OF THE FAN BLADE OCCURS, IT COULDBE PROPELLED OUTSIDE THE FAN SHROUD, INJURING PERSON"S" IN THE VICINITY OFTHE TRUCK.
Remedy:
      AN IMPROVED FAN WILL BE INSTALLED ON THESE VEHICLES.
Report Initiator: MFR V Report
Regulation Part Number: Federal Motor Vehicle Safety Standard Number:
Notes:
      SYSTEM: ENGINE; COOLING FAN.VEHICLE DESCRIPTION: CLASS 8 HEAVY TRUCKS EQUIPPED WITH 6 BLADED FANSMANUFACTURED BY ENGINEERED COOLING SYSTEMS, INC.