Hi, I have a BoSCH HBN 730550 J pyrolite , excellent. i decided to clean the door. so i opened all the glasses and clean them. I succeeded to put everything in place appart of one thing : a rruber gasket. There are two. the one in the door above thats ok [although i am not sure if the wide or narrower side is under the glass. MOST importanly: i do not know how and when to fix the second rubber, the one with small metalic hooks at the sides..... please. help! nd