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August 19, 2014 Service bulletin

Battery protection system (LVD) relay on certain mack trucks built from 01/01/2010 to 06/13/2014 with the...

Mack technical service bulletin FSB 375-012 for 2011-2015 Mack Cxu and 2011-2015 Mack Chu.

Bulletin number
FSB 375-012
Component
Electrical system: 12v/24v/48v battery
Summary
Battery protection system (lvd) relay on certain mack trucks built from 01/01/2010 to 06/13/2014 with the lifeguard battery protection system (lvd), the lvd relay may not turn the loads back on when the “high” voltage threshold is met. This is due to an assembly error at the supplier.

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