Barbara My Frigidaire microwave model # FPBM3077RFA will not start unless I slam the door several times. It works OK after it seems to connect.
Answer Hello Barbara, You either have a failing door switch, (two 5304509460 and one 5304509459), or the latch hook 5304509457 screws are loose and the assembly holding the switches is able to move around. You will need to remove the air grille and then the control panel to access the door switch assembly. Read More... Answered by AppliancePartsPros.com | Friday, June 14, 2019