1981 MACK MR600 Recall

Campaign:: 82V131000 on 01/16/1983
Component:: Engine and engine cooling:cooling system:fan
Manufactured:: 02/28/1979 - 08/31/1981
Affected:: 5,050
Defect:: Due to the high strain within the fan blades of the cooling fan, cracks may develop in the fan. these cracks may lead to complete fracture of the cooling fan, propelling the fan and pieces of the fan blades outside the fan shroud.
Correction:: The dealer will install cooling fans with improved fan blades on all affected vehicles free of charge to owner.
Notes:: Vehicle description: heavy trucks.system: engine cooling; engine cooling fan.consequences of defect: propelled fan blade pieces may cause serious injury topersons working on the engine or standing near the front of the unit.