1998 Chester-Jensen Co Falling Film Plate Chiller with Freon Package. Model: B-4-0T-3-21. Estimated capacity: 43 tons, using flooded Freon with respective entering and leaving water temperatures of 85°F and 33°F. Number of plates: 3. Plate dimensions: 5 ft. 2 in. L x 2 ft. 6 in. H. Number of corrugations per section: 21. Total area of cooling surface: 84 sq. ft. Chiller is equipped with a Freon package that includes controls and valves, and a 100 gallon reservoir tank.(ACN415). (BG).