FUEL FILTER. Replace filter

Figure 3-11. Removal and Replacement of Dump Valve

Figure 3-12. Remove and Replace Fuel Filter

TM-55-1560-307-13P AH-1E/F/P/S Helicopter Manual
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TM 55-1560-307-13&P 3-22. FUEL FILTER. Replace filter. This task covers: a. Removal. b. Inspection. c. Installation. INITIAL SETUP Tools: Safety Wire Pliers Materials/Parts: Fuel Filter (42, Fig C-3), Appx C Rag (item 3, Appx D) Safety Wire 0.032 in. Seal (41, 43, Fig C-3), Appx C Equipment Conditions: Refer to Figure 3-12. Tank must be grounded. Tank cam lever dump valve closed. Fuel hose from tank to manifold must be isolated using the hose couplings shutoff capability. GENERAL SAFETY INSTRUCTIONS CAUTION Fuel will spill if the tank cam lever dump valve or hose couplings are not in "closed" position. REMOVAL 1. Remove safety wire from adapter (1). 2. Pull lock tabs on adapter (1) outward. 3. Disconnect adapter (1) from dump valve (2), and remove seal (3), screen (4), and seal (5). INSPECTION 1. Visually inspect screen (4) for cleanliness. 2. Clean screen (4) with solvent (item 16, Appx D), and blow dry. 3. Replace screen (4) if damaged. INSTALLATION 1. Install seal (5) into adapter (1). 2. Install screen (4), and ensure that the screen flange is seated into grooved area of seal (5). 3. Install seal (3) around screen (4). Ensure that seal (5) and (3) are properly seated in machined groove of adapter (1). 4. Connect adapter (1) to dump valve (2). Secure lock tabs on adapter with safety wire. 5. Check for leaks. 3-32

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