Special Features:

Item is a factor mutual (fm) approved timer set at specific time to complete a cycle to assure that the volume of air inside of an oven has been removed before heating process begins

Properties:

An item which actuates included electrical contacts and/or switches in an orderly succession, and at a predetermined interval(s) for the purpose of controlling the operation of another electrical device(s). May have provision for manually establishing an operational sequence or cycle. See also relay, motor driven; timer, interval; keyer (as modified); chronometer, make-break circuit and intervalometer (as modified).