[1] A device on the high side of an air-conditioning system, somewhere between the condenser and the expansion valve, which stores excess refrigerant and removes moisture from the refrigerant; consists of a tank, a filter, a drying agent, a pick-up tube, and, on some units, a sight glass. Also called receiver-dehydrator
[2] A container for storing liquid refrigerant and a desiccant. Used in Chrysler Corporation and some import vehicles Compare accumulator-drier.

Dictionary of automotive terms. 2015.

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  • drier — [1] A dehumidifier. [2] A drying oven. [3] Substance or device used to remove moisture from a refrigeration system. [4] A device located in the liquid line, contains desiccant to absorb moisture from the system. Usually combined with the receiver …   Dictionary of automotive terms

  • receiver-dehydrator — Storage tank and filter for liquid refrigerant and containing a drying agent to remove moisture from circulating refrigerant. Also called receiver drier …   Dictionary of automotive terms

  • accumulator drier — A device which is part of the air conditioning system. It is made up of a tank, filter, drying agent, and a vapor return tube. It is usually found on the evaporator outlet. It stores the excess refrigerant and removes the moisture from the… …   Dictionary of automotive terms

  • valves-in-receiver unit — (VIR) a component used on GM system, in which the thermostatic expansion valve, POA suction throttling valve, the receiver drier, and, if equipped, the sight glass are all combined into one assembly …   Dictionary of automotive terms

  • sight glass — A viewing glass or window set in the refrigerant pipe of a car s air conditioning system, usually in the top of the receiver drier, which allows a visual check of the refrigerant passing from the receiver to the evaporator. The fluid should be… …   Dictionary of automotive terms

  • silica gel — [1] A form of silica capable of absorbing large quantities of water, used to keep electronic apparatus, etc., dry [2] A highly absorbent drying agent, usually located in the accumulator or receiver drier, used to remove moisture from refrigerant …   Dictionary of automotive terms

  • accumulator — [1] A storage battery for an electric car. [2] A pressurized container for an automatic leveling suspension system. [3] A part of the hydraulic system which is charged by the fluid pump, absorbs fluctuating fluid delivery, stores fluid at… …   Dictionary of automotive terms

  • cycling clutch orifice tube system — (CCOT) the GM system that utilizes an accumulator (instead of a receiver drier). The system uses a fixed orifice tube located at the evaporator outlet, instead of an expansion valve. A thermostatic switch or a pressure sensing switch cycles… …   Dictionary of automotive terms

  • Ford fixed orifice tube system — (FFOT) utilizes an accumulator instead of a receiver drier and an orifice tube instead of an expansion valve. The accumulator is located at the evaporator outlet. A pressure sensing switch cycles compressor operation …   Dictionary of automotive terms

  • high pressure relief valve — [1] A safety valve located in the discharge line (six cylinder compressors) or the compressor block (two cylinder compressors) [2] Located somewhere on the high side of the air conditioning system often next to the receiver drier this safety… …   Dictionary of automotive terms

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