THIS WAS A VERY EASY FIX AFTER THE FINE VIDEOS PRESENTED. AFTER OPENING AND REMOVING THE DRUM, THOSE SUPPORT WHEELS JUST COME OFF BY REMOVING A SNAP WASHER ON END OF SHAFT. THE RETAINING CLIPS SNAP ON EASILY HOLDING THE WHEEL(S) IN PLACE.
FOR THE SEALS, I REPLACED BOTH FRONT AND REAR. A WORD OF CAUTION, PUT THE REAR SEAL IN PLACE FIRST, THEN APPLY THE ADHESIVE UNDER THE LIP. I PUT THE ADHESIVE ON FIRST WHICH WAS NOT A GOOD IDEA. THE FRONT ONE JUST SNAPS IN PLACE AND EASILY STRETCHES AND ROLLS ON NO ADHESIVE. NOW MY MIL'S FAVORITE SON IN LAW, THE ONLY ONE BTW SO NOT MUCH COMPETITION!