NHTSA Campaign Id 86V054000; Date: Apr. 14, 1986
1986 Ford CF6000; 1986 Ford CF7000
Component: Parking Brake:conventional
Manufactured by: Ford Motor Company
Affected Units:: 1,250
Improperly heat treated steel rollers used in the rear wheel parking brake system causes the rollers to become brittle and may fracture. Consequence of defect: rollers could fracture when the parking brakes are set, resulting in reduction or complete loss of parking brake holding capability, which may lead to an accident.
Replace wedge between rollers and rollers assemblies.
System: parking brake. Vehicle description: chassis cabs equipped with standard air over hydraulic brakes.
Date Owners notified by Manufacturer: May 6, 1986
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