TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download
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I Cotter pin and nat washer 2 Manual fuel shut-off rod assembly 3 Spring 4 pscrcw and lockwnshcr 6 Self-locking nut, Oat washer and machine bolt 7 Throttle control rod assembl 8 Self-locking nut, Oat washer and machine bolt TM 9-2815-220-34 TA265647I 5 Angle bracket Figure 24 I. I. Disco1111ecti11g or co1111ecti11g 111a1111a/ fuel slmt·offrod. throttle rod and associated parts, model AVDS-1790-2DR e11gi11e. I NOTE The fuel injection pump coupling sleeves and hubs must be identified with identical marks (fig. 2-43) to prevent mismating of parts. The sleeves and hubs are matched for each assembly and must not be inter- changed between assemblies. (15.1) Position improvised engine turning tool (1, fig. 2-42.1) on power take-off coupling and secure with four 7/16-20UNF x 1 V2-inch machine bolts (2). Install a 1 1/t-inch socket (3) and tu crankshaft until fuel injection pump coupling is positioned as shown in figure 2-43. Stamp identification marks on both coupling sleeves. Remove four bolts and lockwashers (fig. 2-43) and lock plates and separate coupling sleeves. NOTE The fuel injection pump coupling sleeves and hubs must be identified with identical marks (fig. 2-43) to prevent mismating of parts. The sleeves and hubs are matched for each assembly and must not be inter- changed between assemblies. (16) Cut locking wire (fig. 2-44) and remove three machine bolts and plain washers. Loosen lower rear bolt until threads are free. Bolt cannot be removed until after fuel injection pump is re- moved from engine. Remove fuel injection pump from mounting base. Remove and discard pre· rmed packing from mounting base oil transfer tube. Remove bolt and plain washer. TA021591 Figure 2-4. Tur11i11q fly1dicc/ 11i11g spline<l wre+1�1i. mocl A \IDS-Ji90-2C and A \I DS-1790-t engines. Change 3 2-51