Service brakes, air: supply: check valve
- Component
- Service brakes, air: supply: check valve
- Manufacturer
- CHAMPION BUS, INC.
- Vehicles affected
- 74
- Reported to NHTSA
- 2008-02-06
Defect description
CHAMPION IS RECALLING 20 MY 2007-2008 M1235 BUSES BUILT ON FREIGHTLINER CHASSIS AND EQUIPPED WITH BENDIX SR-7 SPRING BRAKE MODULATING VALVES. THE INTERNAL RUBBER CHECK VALVE MAY LEAK CAUSING A DELAY IN THE APPLICATION OF THE SPRING BRAKES TO PARK THE VEHICLE AFTER THE OPERATOR PULLS THE DASH VALVE BUTTON.
Safety risk
THIS COULD CAUSE A DELAY OR FAILURE IN APPLYING THE PARKING BRAKES WHICH COULD RESULT IN A VEHICLE ROLL AWAY, INCREASING THE RISK OF A CRASH.
Manufacturer remedy
CHAMPION BUS IS WORKING WITH FREIGHTLINER AND BENDIX TO REPAIR THESE VEHICLES (PLEASE SEE 07V302 AND 07E037). BENDIX WILL INSTALL A CHECK VALVE REPAIR KIT FOR THE AFFECTED SR-7 SPRING BRAKE MODULATING VALVE FREE OF CHARGE. OWNERS MAY CONTACT FREIGHTLINER AT 1-800-547-0712, BENDIX AT 1-440-329-9000, OR CHAMPION AT 1-800-331-5761.