RICON IS RECALL CERTAIN S SERIES AND K SERIES L-MODEL WHEELCHAIR LIFTS MANUFACTURED BETWEEN SEPTEMBER 2007 AND OCTOBER 2009, SOLD AS ORIGINAL EQUIPMENT FOR VARIOUS SPECIALTY VEHICLES AND SOLD THROUGH AFTERMARKET SALES. DUE TO A PROBLEM IN THE SOFTWARE THAT CONTROLS THE LIFTS UP FUNCTION, IF THE SWITCH IS RELEASED BEFORE THE FLOOR LEVEL LIMIT SWITCH IS ACTIVATED, THE LIFT MAY CONTINUE ITS UPWARD TRAVEL FOR APPROXIMATELY 1 SECOND BEFORE STOPPING. THE CONTINUED UPWARD TRAVEL MAY OVERRUN THE FLOOR LEVEL CUT OFF POINT.