TM 5-4310-379-144-34.Portable Air Filtration System Filter AssembliesThis task covers: a.Service (5 and 10 micron)d.Repair (5 and 10 micronb.Service (Coalescing)e.Repair (Coalescing)c.ReplaceINITIAL SETUP:ToolsMaterials/Parts (Cont)General Mechanic's Tool Kit (NSN 5180-00-177-7033)Tape (Item 23, Appendix D)TSP Ultrasonic Cleaner w/Heater (Item 35, Appendix B)Bands, Rubber (Item 5, Appendix D)Bags, Plastic (Item 4, Appendix D)Materials/PartsWater, Distilled (Item 11, Appendix D)Teflon Tape (Item 24, Appendix D)Filter Assembly (5 Micron)Nonionic Detergent (Item 10, Appendix D)Filter Assembly (10 Micron)Phosphate, Trisodium (Item 20, Appendix D)Filter Assembly (Coalescing)a.Service5and10MicronAirFilterAssemblies.(figure4-46)WARNINGCleanliness is imperative in maintaining and handling diving air system components. All toolsand parts must be kept free of oil, grease, rust, or other contamination in accordance withaccepted army diving cleaning procedures. Foreign substances within an assembly could resultin equipment failure and possible injury or death to personnel.Ensure that all air lines and components removed or openings into the air system that providesbreathing air are covered with a plastic bag and secured with a rubber band or taped shut. Smallcomponents should be stored in a plastic bag and sealed. Failure to do so will cause air system tobecome contaminated and could result in injury or death to the diver.(1)Unscrew shell (1) and remove.(2)Unscrew base (2) and remove gasket (3), filter (4), gasket (5), top (6), and o-ring (7).(3)Clean shell (1), base (2), and top (6) with TSP ultrasonic cleaner w/heater following cleaning instructions inChapter 3. Clean components soft goods in accordance with Chapter 3.(4)Install o-ring (7) on top (6) and install top (6), gasket (5), filter (4), gasket (3), and base (2).(5)Install shell (1).4-112
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