MAC 1998–2004 Equipment recall
Recalled April 8, 2004 · NHTSA recall 04V171000 · MAC
Description
ON CERTAIN FRAME AND FRAMELESS DUMP TRAILERS, THE 8-INCH FIVE STAGE TELESCOPIC CYLINDER COMMONLY REFERRED TO AS A "SUPER DUMP", WITH USE THE PACKING NUT ON THE FOURTH STAGE RETAINING THE PLUNGER CAN LOOSEN, BACKING OFF THE FOURTH STAGE. THIS CONDITION, IF NOT REMEDIED, CAN CONTINUE UNTIL THE PACKING NUT BACKS COMPLETELY OFF THE STAGE. IF THIS OCCURS, THERE IS NOTHING TO RETAIN THE FIFTH STAGE (PLUNGER) IN THE ASSEMBLY.
What to do
PARKER HANNIFIN WILL PROVIDE A FIELD MODIFICATION KIT #375 1805 206 TO SECURE THE PACKING NUT IN POSITION FREE OF CHARGE. OWNERS WHO DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT PARKER HANNIFIN AT 1-888-231-7461 OR MAC TRAILER AT 330-823-9190.
Source: U.S. National Highway Traffic Safety Administration. Official recall notice on nhtsa.gov →