Paccar Recalls Model Year 2008-2009 Kenworth C500, T2000,T660, T800
and W900 Trucks with Bendix MV-3 Dash Control Valves for Possible Brake Failure
The molded Bendix valve body has an incorrect core pin in the injection
mold, causing the valve body to be oversized in the double-check valve area. This condition can allow the
rubber double check valve to become lodged in the body opening under certain circumstances. If the
double-check valve becomes lodged, in the event of a primary reservoir failure, air pressure can leak past
the lodged double-check valve, thereby depleting the secondary resevoir. In turn, this causes reduced ability
for modulating the service emergency brakes, increasing the risk of a crash.
Read more...