About the exhaust feature. GEAppliances.comCharcoal FilterThe charcoal filter cannot be cleaned. It mustbe replaced. Order Part No. WB02X10943 fromyour GE supplier.If the model is not vented to the outside, theair will be recirculated through a disposablecharcoal filter that helps remove smoke andodors.The charcoal filter should be replaced when it isnoticeably dirty or discolored (usually after 6 to12 months, depending on usage). See OptionalKits, page 8, for more information.To Remove the Charcoal FilterTo remove the charcoal filter, first disconnectpower at the main fuse or circuit breaker, or pullthe plug.To remove the top grille:• open the microwave door• remove 2 screws from the top• slide the grille to the left and forward toremoveYou may need to open the cabinet doors toremove the screws.Slide the filter down and out.To Install the Charcoal FilterTo install a new charcoal filter, remove plasticand other outer wrapping from the new filter.Insert the top of the filter up and into thegrooves on the inside of the top opening. Pushthe bottom of the filter in until it rests in place.Replace the grille by aligning the tabs with thecutouts on the frame and sliding the grille to theright. Replace the grille screws.19