WHILE USING THE CROSSTRAINER IT BECOMES VERY HARD TO USE ON ANY SETTING.I SPRAY THE LOWER BELT WITH WD40 AND IT WORKS FINE UNTIL THE WD40 WEARS OFF.COULD THIS BE A WORN BELT? IF SO COULD YOU TELL ME WHERE I MIGHT GET A NEW PART! MANY THANKS KAREN..........

KAREN SAUNDERS, January 2010