1976 INTERNATIONAL HARVESTER XMQAR SERIES Recall

Campaign:

79V211000 on 12/11/1979

Component:

Service brakes, air:drum

Manufactured:

02/28/1975 - 03/31/1979

Affected:

25,000

Defect:

As a result of severe shock and vibrations, the brake spiders on the involved vehicles may develop cracks near the camshaft mounting boss. the crack propagates across the spider until the camshaft boss is completely severed from the remainder of the spider. when the camshaft boss has completely severed, the s-cam, s-cam bracket, air chamber and slack adjuster can fall away from the brake spider resulting in a "no brake" condition on the wheel.

Correction:

The dealer will replace the front brake spiders on all affected vehicles used in snow plow dump and refuse hauling applications. this will be done at no charge.

Notes:

Vehicle description: medium and heavy trucks equipped with eaton 16-1/2 by 5inch s-cam.system: service brakes: brake spiders.consequences of defect: partial loss of front braking capability and imbalancescan affect vehicle stability during sudden stops. this can contribute to avehicle accident.

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