Dave's
Dictionary of
Appliance Terms
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Valve
coil
– the electromagnetic coil of wire used in appliance water fill valves,
drain valves, gas control vales, and others. Commonly operate on AC.
Vent
hood
– 1) the opening in the outside house wall through which a dryer vents.
Designed to keep weather and 'critters' out, these are equipped with
either a flapper or louvers that are opened by the dryer's outlet air
pressure, 2) also 'range hood': the large 'funnel' installed over a
stove to catch and divert cooking heat and vapors outside the house.
Usually fan-forced, some 'recycle' air through a filter and back into
the house, but it's best to exhaust these to the outside air through a
hole cut in the wall.
Voltage doubler
– The circuit in a microwave oven's high voltage section that
effectively doubles the voltage output of the HV transformer.
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