GRAHAM-WHITE MANUFACTURING COMPANY – AIR DRYER MALFUNCTIONS

CERTAIN GRAHAM WHITE AIR DRYER AND AIR DRYER REPLACEMENT ELECTRONIC CONTROL MODULES, MODELS QBA15 AND EC15, MANUFACTURED BETWEEN JULY 11 AND DECEMBER 20, 2006, INSTALLED AS ORIGINAL EQUIPMENT FOR TRANSIT AND COMMERCIAL BUSES AND SOLD AS REPLACEMENT EQUIPMENT. THE ELECTRONIC CONTROL MODULE CIRCUIT CAN FAIL WHICH WILL CAUSE THE AIR DRYER TO STOP FUNCTIONING LEADING TO PASSING OF WET AIR INTO THE AIR RECEIVER TANK DOWNSTREAM OF THE AIR DRYER. IF THE DRYER CONTINUES TO MALFUNCTION OVER AN EXTENDED PERIOD OF TIME, EXCESSIVE AMOUNTS OF WATER CAN ACCUMULATE AND, IN FREEZING TEMPATURES, MAY AFFECT THE PREFORMANCE OF THE AIR BRAKES.


Report Received Date 02/15/2007
NHTSA ID 07E013000
Consequence Summary WATER IN THE VEHICLE'S AIR SYSTEM CAN AFFECT BRAKE PERFORMANCE AND COULD RESULT IN A CRASH.
Corrective Action THE VEHICLE MANUFACTURERS WILL NOTIFY THEIR OWNERS AND REPLACE THE ELECTRONIC CONTROL MODULES OF THE AFFECTED AIR DRYERS FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN DURING MARCH 2007. OWNERS SHOULD CONTACT THEIR VEHICLE MANUFACTURER OR GRAHAM-WHITE AT 540-387-5620.
Recall Code NR (Not Reported)
Potentially Affected 2569
Fire Risk When Parked No
Do Not Drive No
Recall Link Go to Recall (https://www.nhtsa.gov/recalls?nhtsaId=07E013000)