Brake Drum, Replacement (Steer Axle) Some MACK CHU, CXU, GU, and TD trucks built between 08/29/2011 and...
Mack technical service bulletin FSB 511-002 for 2012-2015 Mack Gu, 2012-2015 Mack Cxu and 2012-2015 Mack TD and others.
- Bulletin number
- FSB 511-002
- Component
- Service brakes, air: drum: shoes/linings
- Summary
- Brake Drum, Replacement (Steer Axle) Some MACK CHU, CXU, GU, and TD trucks built between 08/29/2011 and 06/30/2014, equipped with a MACK 14.6k steer axle, unitized hub, and 152 mm (6.0 in) wide Bendix brake shoes can show signs of brake shoe protrusion beyond the brake drum. This condition is resolved by installing new 152 mm (6.0 in) brake shoes, 178 mm (7.0 in) wide brake drums (20536276), new dust shields, and replace the existing Z-Brackets.
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