A transmission clutch cooling system includes a clutch housing defined between a drive hub of a drive member and a clutch hub of a driven member and a clutch assembly housed in the clutch housing. The device further includes data processing means inseparably combining corresponding data from said received data and from said vehicle-specific data to synthesis data messages comprising time stamp data. Further, the liquid processing apparatus can facilitate the establishment of respective designated temperatures for different processes and carry out different processes continuously and effectively.