Recall 10V561000

EQUIPMENT

Report Date
20101115
Component
EQUIPMENT
Affected Vehicles
5 models

Defect Description

STARTRANS IS RECALLING CERTAIN MODEL YEAR 2003-2007 MFSAB SCHOOL ACTIVITY BUSES EQUIPPED WITH TRANS/AIR TA73 EVAPORATORS. THE EVAPORATOR UTILIZES A POWER RESISTOR TO REGULATE BLOWER SPEED. SHOULD A SHORT OCCUR IN THE "LOW OR MEDIUM SPEED" CIRCUIT WHILE THE BLOWER IS IN HIGH SPEED, THE SHORT WILL CAUSE THE SUPPLY VOLTAGE TO FEEDBACK THROUGH THE RESISTOR TO GROUND, NOT DRAWING ENOUGH CURRENT TO TRIP THE FUSE.

Safety Consequence

THIS WOULD CAUSE THE RESISTOR TEMPERATURE TO RISE TO A POINT WHERE IT WILL MELT AND POSSIBLY IGNITE THE PLASTIC BLOWER HOUSING TO WHICH IT IS MOUNTED. THE OVERHEATING CAN RESULT IN A FIRE.

Remedy

TRANS/AIR, IN COOPERATION WITH STARTRANS, WILL INSTALL A THERMAL SHUTDOWN DEVICE IN SERIES WITH THE SPEED RESISTORS. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JANUARY 7, 2011. OWNERS MAY CONTACT TRANS/AIR WARRANTY AND SERVICE CENTER AT 1-800-673-2446.

Affected Vehicles

Year Make Model
2003 STARTRANS MFSAB
2004 STARTRANS MFSAB
2005 STARTRANS MFSAB
2006 STARTRANS MFSAB
2007 STARTRANS MFSAB

Check your vehicle: Visit NHTSA.gov and enter your VIN to see if your specific vehicle is affected.