TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download
Page 213 of 532
Figure 3·28. Disconnecting or connecting left fro11t cylinder head oil drain tube. CYLINDER HEAD OIL DRAIN TUBE TA021653 Figure 3·29. Disconnecti11g or connecting left rear cylinder laead oil drain tube. b. Loosen hose clamps (fig. 3·30) and remove cylin- der head oil drain tube, three hoses and turbosuper- charger oil drain tube as an assembly. Disassemble parts. Remove left cylinder head oil drain tubes in the same manner. /( �I /, / T219S? Figure 3O. Removing or i1urolliflg rig/it rear cylinder head oil drnin tube and turbomperc/irger oil drnin tube. TM 9-2815-220-34 c. Cut locking wire and remove six cylinder head oil drain tube bolts and flat washers (1, fig. 3-31). Remove front and rear cylinder head oil drain tubes and intermediate tubes (2, 3, 4, and 5) as an assembly. Remove and discard flat washers. Remove lert side cylinder head oil drain lubes, inlermediale tubes and front drai n tube in the same manner. 1 Bolt and washer 2 ront cylinder head oil drain manifold lub 3 Intermediate c y llnde .r head oil drain manifold tube 4 Rear c y linder head oil drain manifold lube 6 Right fr ont cylinder head oil drain lube Figure J.JI. Re111011ing or inJ1alli11g right side cyli11der /1cad oil drai 11 mcrni/olal tubes. d. Disconnect and remove alternator vent hose (1, fig. 3-32) from intake manifold elbow (2). Remove eighteen plain nuts and lockwashers (3) attaching in- take manifold tubes to cylinders and remove manifold (4), intake manifold heater elbow (2), intake manifold tubes (5), turbosupercharger intake manifold tube (6), and turbupercharger air outlet elbow (7) as an assembly. Remove and discard manifold tube gaskets. Remove the left intake manifold assembly in the same manner. 1 Alternator venl hœe 2 Intake manifold elbow 3 Nut and washer 4 Intake manifold S Intake manifold lube 6 Turbupercharger intake rnnniCold tube 7 Turupercharger air outlet elbow. Figure 3.J2. Removing or inltallillg riµ/11 i11tak1• 111a11i1/c/ aembly. 3-13. Primary Fuel Filter, Throttle Linkage Cross Shaft, and Brackets a. Remove capscrew and self-locking nut (I, fig. 3-33) and separate control rod from injection pump fuel lever (2). Remove cotter pin and flat washer (3) and disconnect rod from manual fuel shutoff lever (4). Remove two capscrews and Change 3 3-17