1993 MACK FDM Recall

Campaign:

93V137000 on 08/31/1993

Component:

Engine and engine cooling:cooling system:fan

Manufactured:

03/31/1991 - 04/30/1993

Affected:

11,000

Defect:

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.

Correction:

An improved fan will be installed on these vehicles.

Notes:

System: engine; cooling fan.vehicle description: class 8 heavy trucks equipped with 6 bladed fansmanufactured by engineered cooling systems, inc.

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