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
