Bradford W. for Model Number jenn air cooktop down draft JED8430ADB The downdraft fan control knob broke but it is smaller than the cooktop controls. Do you have that knob? It looks like the number on the back is KIP 5002.
Answer Hello Bradford! The fan switch knob is part number WP7739P122-60. Thanks. Read More... Answered by AppliancePartsPros.com | Wednesday, May 4, 2011