TM-9-2815-200-35 Maintenance Manual for AVDS-1790-2M AVDS-1790-2A and AVDS-1790-2AM Engines Download
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6-57. Overhaul of Primary and Second- ary Fuel Filters and Associated Parts a. Disassembly. Disassemble primary and secondary fuel filters following instructions which accompany figures 6-244 and 6-245. The mounting brackets, fuel hoses, and fittings were removed during engine disassembly, Chapter 5. Disassemble 1. Remove retaining nut (A) and gasket (B). Discard gasket. 2. Remove filter head (C). 3. Remove and discard preformed packing (D). 4. Remove and discard filter element (E). 5. Remove disc (F), gasket (G), washer (H), spring (J), washer (K), and retaining ring (L) from filter body stem. Assemble 1. Install retaining ring (L), washer (K), spring (J), washer (H), gasket (G), and disc (F) on filter body stem. 2. Install a new filter element (E). 3. Position a new preformed packing (D) in filter head (C). 4. Install filter head (C). 5. Position a new gasket (B) on retaining nut (A) and install nut. Figure 6-244. Disassembling or assembling primary fuel filter. 6-205