Jack K St Louis , MO March 30, 2014 Appliance: Model DACOR EPSC230 DOUBLE WALL OVEN Cooling fan was making noise Removing the double wall oven from cabinet was the hardest part. Bulky and heavy, about 250lbs. Removed doors and racks, then had helper to remove oven and put it on a flat rolling movers cart. The cart made it easier to work on unit and kept it from damaging floor. Replacing part was pretty easy. Removed back panel and top cover to replace upper oven cooling fan, and also replaced upper convection fan at same time. The rear bottom of oven has some sharp angled trim that makes it difficult to reinstall easily, and that grind into the cabinet wood floor when being pushed back in. I put sheet metal on cabinet floor and it was much easier to push oven back in flush Read More... 3 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours Tools: Nut Drivers, Pliers, Screwdrivers, Socket Set