THE DOOR PANELS ON MY BUILT-IN DISHWASHER ARE REVERSIBLE FROM WHITE TO ALMOND. I AM ABLE TO CHANGE THE SMALL BOTTOM PANEL, BUT CAN'T FIGURE OUT HOW TO CHANGE THE TOP PANEL. I DON'T SEE ANY ACCESS AND AM RELUCTANT TO TEAR INTO IT FOR FEAR OF NOT GETTING IT BACK TOGETHER OR CAUSING OTHER PROBLEMS. HELP!