HI PLEASE CAN SOMEONE HELP ME MY DRYER HAS STOPPED DRYING WHEN AND IF IT HEATS UP IT DOES NOT STAY HOT/WARM FOR VERY LONG .......I'VE REPLACED THE VENTING HOSE AND CLEANED OUT ALL AREAS I COULD GET TO REMOVED ALOT OF LINT BUILDUP BUT IT DIDNT SEEM TO HELP ALSO I CAN SEE MORE LINT BUILDUP IN THE BACK OF THE DRUM BUT I DONT SEE HOW I CAN ACCESS THAT AREA TO REMOVE THE LINT HOW DO I GET BACK THERE WHERE IS THE ACCESS PANEL TO GET BEHIND THE DRUM? PLZ HELP A.S.A.P AS THE DIRTY CLOTHES PILE /MOUNTAIN IN MY GARAGE SEEMS TO BE COMING TO LIFE!!