Controls for room air conditioner with timer and power saver
A description is given of a self-contained room air conditioner unit including a housing enclosing a compressor driven by a motor, a condenser, an evaporator connected in a refrigeration circuit and a fan driven by a fan motor for circulating room air to be cooled at high and low speeds into heat exchange relation with said evaporator; and in which said housing has a room-side section with a control area thereon; an electric timer located at said control area, said timer including a time switch having contacts adapted to be opened and closed and a timer motor electrically connected in a control circuit between first and second supply conductors whereby to run continuously with said unit, thermostat switch means operative to cycle the compressor motor in response to the temperature of said circulating air; the improvement wherein main function manually actuable switch means located at said control area and connected in said circuit having four interlocked switches for alternatively selecting a unit first off position, a second posit ion operative to connect a first terminal of said fan motor to said first supply conductor for a low speed fan only function, a third position operative to connect said first terminal of said fan motor and one side of said compressor motor to said first supply conductor for a low fan speed cooling function and a fourth position operative to connect a second terminal of said fan motor and said one side of said compressor motor to said first supply conductor for a high fan speed cooling function.
- Assignee:
- White Consolidated Industries, InC.
- Patent Number(s):
- US 4209995
- OSTI ID:
- 5034671
- Resource Relation:
- Patent File Date: Filed date 23 Jan 1979
- Country of Publication:
- United States
- Language:
- English
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