Recall
Blue Bird Ltc 40 — 00V162000
NHTSA ID
00V162000
Make
Blue Bird
Model
Ltc 40
Years Affected
1998
Recall Date
2000-06-12
Component
SERVICE BRAKES, AIR:CONTROLS:FOOT CONTROL/VALVE
Units Affected
9,687
Completion Rate
—
Mfr Campaign No.
R00DX
Summary
VEHICLE DESCRIPTION: SCHOOL AND TRANSIT BUSES EQUIPPED WITH BENDIX AIR BRAKES. BENDIX CHANGED THE INTERNAL DESIGN OF THE QR1C RELAY VALVE BY ADDING A HOLE IN THE INTERNAL DIAPHRAGM. WHEN THE HOLE IN THE DIAPHRAGM ALIGNS WITH THE HOLE IN THE VALVE BODY, THE BRAKE APPLICATION TIME INCREASES.
Consequence
UNDER CERTAIN CONDITIONS, SUCH AS PARKED ON AN INCLINE, DRIVER ACTIVATES THE PARKING BRAKE BUT REMOVES FOOT FROM THE THREADLE VALVE, THE BUS COULD ROLL BEFORE THE PARKING BRAKE IS FULLY ENGAGED.
Remedy
DEALERS WILL REPLACE THE DIAPHRAGMS WITH HOLES WITH SOLID DIAPHRAGMS FOR THE QR1C VALVES.