ON CERTAIN LARGE FRAMED AND FRAMELESS END 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.
ON CERTAIN DUMP TRUCKS EQUIPPED WITH WEBB WHEEL PLATINUM SERIES BRAKE DRUMS, THESE BRAKE DRUMS COULD CRACK ON THE BRAKING SURFACE.
CERTAIN COAL DUMP TRAILERS FAIL TO COMPLY WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT. THESE VEHICLES MAY NOT BE EQUIPPED WITH HIGH MOUNTED REAR CLEARANCE LAMPS.
CERTAIN COAL DUMP TRAILERS FAIL TO COMPLY WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT. THESE VEHICLES MAY NOT BE EQUIPPED WITH HIGH MOUNTED REAR CLEARANCE LAMPS.
CERTAIN COAL DUMP TRAILERS FAIL TO COMPLY WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT. THESE VEHICLES MAY NOT BE EQUIPPED WITH HIGH MOUNTED REAR CLEARANCE LAMPS.
CERTAIN COAL DUMP TRAILERS FAIL TO COMPLY WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT. THESE VEHICLES MAY NOT BE EQUIPPED WITH HIGH MOUNTED REAR CLEARANCE LAMPS.
ON CERTAIN STEEL DUMP TRAILERS EQUIPPED WITH TWO-WAY TAILGATES WHICH CAN OPEN AS BOTH A CONVENTIONAL TOP SWING AND A SIDE DOOR BARN DOOR TAILGATE, WHEN OPERATED AS CONVENTIONAL OR TOP SWING MODE, THE HINGE/LATCH MECHANISM ON THE ROADSIDE REAR POST MAY FAIL TO CONTAIN THE TAILGATE LATCHING/PIVOT PIN. THIS COULD ALLOW THE TAILGATE TO SWING OPEN.
ON CERTAIN STEEL DUMP TRAILERS EQUIPPED WITH TWO-WAY TAILGATES WHICH CAN OPEN AS BOTH A CONVENTIONAL TOP SWING AND A SIDE DOOR BARN DOOR TAILGATE, WHEN OPERATED AS CONVENTIONAL OR TOP SWING MODE, THE HINGE/LATCH MECHANISM ON THE ROADSIDE REAR POST MAY FAIL TO CONTAIN THE TAILGATE LATCHING/PIVOT PIN. THIS COULD ALLOW THE TAILGATE TO SWING OPEN.
ON CERTAIN STEEL DUMP TRAILERS EQUIPPED WITH TWO-WAY TAILGATES WHICH CAN OPEN AS BOTH A CONVENTIONAL TOP SWING AND A SIDE DOOR BARN DOOR TAILGATE, WHEN OPERATED AS CONVENTIONAL OR TOP SWING MODE, THE HINGE/LATCH MECHANISM ON THE ROADSIDE REAR POST MAY FAIL TO CONTAIN THE TAILGATE LATCHING/PIVOT PIN. THIS COULD ALLOW THE TAILGATE TO SWING OPEN.
ON CERTAIN STEEL DUMP TRAILERS EQUIPPED WITH TWO-WAY TAILGATES WHICH CAN OPEN AS BOTH A CONVENTIONAL TOP SWING AND A SIDE DOOR BARN DOOR TAILGATE, WHEN OPERATED AS CONVENTIONAL OR TOP SWING MODE, THE HINGE/LATCH MECHANISM ON THE ROADSIDE REAR POST MAY FAIL TO CONTAIN THE TAILGATE LATCHING/PIVOT PIN. THIS COULD ALLOW THE TAILGATE TO SWING OPEN.
ON CERTAIN TRAILERS EQUIPPED WITH BENDIX SR-2, SR-4, AND SR-5 TRAILER SPRING BRAKE VALVE ASSEMBLIES, THE MOLDED RUBBER FACE OF THE INLET/EXHAUST VALVE (I/E VALVE) COMPONENT OF THE AFFECTED VALVES CAN SEPARATE FROM THE VALVE'S METAL INSERT. AIR CAN BE TRAPPED BY A SEPARATED I/E VALVE CAUSING IT TO BALLOON AND BLOCK THE EXHAUST PASSAGE OF THE TRAILER SPRING BRAKE CIRCUIT.
ON CERTAIN TRAILERS EQUIPPED WITH BENDIX SR-2, SR-4, AND SR-5 TRAILER SPRING BRAKE VALVE ASSEMBLIES, THE MOLDED RUBBER FACE OF THE INLET/EXHAUST VALVE (I/E VALVE) COMPONENT OF THE AFFECTED VALVES CAN SEPARATE FROM THE VALVE'S METAL INSERT. AIR CAN BE TRAPPED BY A SEPARATED I/E VALVE CAUSING IT TO BALLOON AND BLOCK THE EXHAUST PASSAGE OF THE TRAILER SPRING BRAKE CIRCUIT.