NHTSA Campaign 06V492000

SERVICE BRAKES, AIR

Issued by DAIMLERCHRYSLER COMMERCIAL BUSES NC · Reported Dec 22, 2006 · 250 vehicles affected

What's wrong

ON CERTAIN BUSES EQUIPPED WITH A GRAHAM WHITE BRAKE AIR DRYER MODEL QBA15, THE BRAKE AIR DRYER TIMER DOES NOT FUNCTION PROPERLY. THE AIR ENTERING INTO THE BRAKE SYSTEM MAY NOT HAVE THE MOISTURE REMOVED. IF NOT PROPERLY DRAINED, SMALL ICE CRYSTALS MAY FORM IN THE BRAKE SYSTEM PREVENTING THE SYSTEM TO OPERATE THE BRAKES PROPERLY.

Consequence

THE BUS MAY NOT PERFORM AS EXPECTED WHEN STOPPING, INCREASING THE RISK OF A CRASH.

Remedy

DAIMLERCHRYSLER IS WORKING WITH GRAHAM WHITE TO DEVELOP A REMEDY. OWNERS ARE BEING ASKED TO INSPECT THE WET BRAKE AIR TANK FOR MOISTURE BY USING A MANUAL DRAIN. ONLY TWO CUSTOMERS ARE INVOLVED AND HAVE BEEN CONTACTED.

Vehicles affected by this recall

Make Model Year Units
ORION VII 2004 250
ORION VII 2005 250

Source: NHTSA Campaign 06V492000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.