TM 5-3810-306-20HYDRAULIC FILTER REPLACEMENTTOOLS: General mechanic’s tool kit: automotive (5180-00-177-7033)SUPPLIES:Clean rags (Item 1, Appendix C)Filter element (Item 31, Appendix C)Preformed packing (Item 30, Appendix C)Preformed packing (Item 53, Appendix C)Preformed packing (Item 54, Appendix C)EQUIPMENT CONDITIONS: All hydraulic systems shutdown and pressure relieved from lines.Filter head area is clean and free of debris.Disconnect ground cable at shunt. (Refer to page 8-109.)REMOVAL:1.REMOVE HYDRAULIC FILTER (5).a.Open bleed valve (2) on filter head (3) to relievetank pressure.b.Remove nut (1) on filter head (3) to free headfrom tank. Discard preformed packing (6).c.Remove bypass valve (4) and filter element (5)from tube. Discard filter element (5) andpreformed packings (7 and 8).INSTALLATION:1.INSTALL HYDRAULIC FILTER (5).a.Install new filter element (5) with new preformedpacking (8) and bypass valve assembly (4) withnew preformed packing (7) in tube.b.Ensure preformed packings (7 and 8) on bypassvalve are not damaged.c.Install filter head (3) with new preformed packing(6) over indicator bars on bypass valve (4). Alignhead with windowd.Close bleed valve (2).2.CONNECT GROUND CABLE AT SHUNT. (REFERTO PAGE 8-109.)3.START ENGINE AND CHECK HYDRAULICFUNCTIONS. CHECK FOR LEAKS. (REFER TOTM 5-3810-306-10.)END OF TASK16-29
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