TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download
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I Bleeder hose elbow 6 Fuel outlet elbow 2 Connector 6 Self.Jocking nut. 3 Bleeder valve 7 Primary fuel filter 4 Fuel outlet hose 8 Mounting bracket Figurt �·67. Remwing ur i11stoi11u pmarv fuelfilter, 111odel AYDS·l790·C engine. Figure -68. lusta1/ed primary fuel filler, model VDS-1790·2D engine. TM 9-28160" Figure .GIJ.J. l 11slulled pri111arv fuel filler, 111r11/rl AVDS·I790·2DR c11gi11e. (1) Clean orifice in hose connector (2, fig. 2-67) and install connector and fuel outlet elbow (5) in filter. Install primary fuel filter (7) in mounting bracket (8) and tighten two self-Jocking nuts (6). (2) Connect bleeder hose elbow (1) to connector and fuel outlet hose (4) to elbow. (3) Purge fuel system. Close bleeder valve (3) after purging. 2-26. Primary Fuel Fiiter Element a. Remal. (1) Disconnect bleeder hose elbow (1, fig. 2-67) from connector (2). Open bleeder valve (3) and drain fuel into a suitable container. (2) Loosen retaining screw (1, fig. 2-69) and remove head (4) from body assembly (8). Remove and discard gasket (5). Remove and retain Jock nut (6) and screw (1). Remove and discard gasket (3) and washer (2). (3) Remove and discard element (7). Remove retainer assembly (10) from body and remove and discard preformed packing (9). b. Installation. (1) Install a new preformed packing(9, fig. 2-69) in the retainer assembly(10) and install retainer in body assembly (8). Install new element (7). (2) Position a new gasket (8) and washer (2) o n the head (4) and install retaining screw (1) and secure with lock nut(6). Install a new gasket(5) and install head assembly to body assembly and secure by tightening retaining screw. Change 1 2-8