PUMP GP-GEAR 2024364 - Caterpillar

To better understand the operation of the air dryer, a glossary of words and definitions not of common use is provided.AMBIENT TEMPERATURE °F-Temperature of air outside of reservoir (surrounding air).DEW POINT °F-Temperature at which water will begin to condense (separate) from a mixture of water vapor and air.DEW POINT DEPRESSION °F-Difference between ambient temperature and reservoir air dew point temperature.ADSORPTION-To collect molecules (small particles) of a gas or substance (foreign material) on micro-crystalline particles (very small crystal-like particles).DESORPTION-To remove molecules of a gas from the pore opening of the crystal.DESICCANT-A drying material for the air dryer (drying bed).REGENERATION-Process of drying or reactivating the desiccant, (procedure to dry and make the desiccant so it can be used again).PURGE VOLUME-Storage area in the air dryer for air that has passed through the drying bed.PURGE VALVE-The drain valve to let the moisture and other foreign material taken from the air go out of the air dryer.SUBMICROSCOPIC CAVITIES-Very small holes.LOADED CYCLE-Air compressor compressing air.CONDENSATION-Moisture in the air that has changed into water.