A CENTRIFUGAL TYPE WATER EXTRACTOR, USED IN CONJUNCTION WITH A HEATER/CONDENSER HEAT EXCHANGER TO REMOVE WATER FROM BLEED AIR FROM AN AIRCRAFT ENGINE. IT IS AN IN-LINE DUCT-TYPE DEVICE THAT INCORPORTES HELICAL SWIRL VANES, MOISTURE INJECTION SYSTEM AND WATER SHAVE OFF COLLECTOR. THE HELICAL VANES OF THE WATER EXTRACTOR GENERATE A SWIRLING MOTION TO THE MOISTURE-LADEN AIR DISCHARGED FROM THE CONDENSER. THE RESULTING HEAVY WATER PARTICLES ARE CENTRIFUGED BETWEEN THE DUCT WALL AND THE DISCHARGE DUCT. THE DRY AIR EXITS THROUGHT THE OUTLET DUCT. THE SEPARATED WATER IS ROUTED FROM THE WATER SUMP THROUGH A DRAIN TO A SPRAY NOZZLE. IT IS MADE FROM WELDED AND BRAZED ALUMINIUM. THE COLLECTOR COMPRISES A PERFORATED INNER SHELL, OUTER SHELL AND WATER SUMP. APPROXIMATE DIMENSIONS13.22 IN. L X 4.63 IN. W X 5.6 IN.H.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 8421 - CENTRIFUGES, INCLUDING CENTRIFUGAL DRYERS; FILTERING OR PURIFYING MACHINERY AND APPARATUS, FOR LIQUIDS OR GASES GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 8421 19 -CENTRIFUGES, INCLUDING CENTRIFUGAL DRYERS: OTHER THAN CREAM SEPARATORS OR CLOTHES DRYERS CN CODE 842119 70 OTHER THAN CENTRIFUGES OF A KIND USED IN LABORATORIES TARIC 84211970 90 - OTHER THAN FOR USE IN CIVIL AIRCRAFT ALSO CLASSIFIED IN ACCORDANCE WITH:- NOTE 3 TO SECTION XVI HARMONIZED SYSTEM EXPLANATORY NOTES (HSEN) (I) TO HEADING 84.21