TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download
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I Fig11n• :·i.I. F/ywltrd i11 p+�itio11 forf11e/ i+jecli11 pump ti111i11g, mud"/ A\'DS-17Z-DR e11gi11r. NOTE mshaft lobes must be in position shown in figure 2-52 r proper injection pump timing. Jf not, rotate flywheel 360 degrees to aline timing marks and properly position camshaft lobes. (5) Push drive coupling sleeve (fig. 2-53) toward rear fan and accessory drive housing, until sleeve cleat's splined hub. Rotale coupling sleeve until identification marks appl'oximale the correct posi· tion to mate with injection pump dl"ive coupling slee,·e identification marks. (6) Install new preformed packing on fuel in- jection pump mounting base oil transfer tube, and install lowe1· rear bolt and plain washer (fig. 2-44) in pump housing. NOTE Be SUl'e fuel injection pump lower right mounting bolt is inserted in injection pump before pump is seated on mounting base. The bolt cannot be installed with pump in position. (7) Position pump with mounting bolts on mounting base and inst.all three bolts and plain washers (fig. 2-44). Torque tighten the four bolts to 600 pound-inches and install locking wire. TM 9-2815-220-34 TA021946 Figure2·52. Corrul µ•18itio11 ofcamslwfl lobes on JR rylinder for i11jectiu11 p11mp ti11d11g. gure 2-53. rrect posffioll of f11el i11jeclio11 pump dri1·e co11p/i11g 011 h11b before pump iustalla1io11. NOTE Be sure preformed packing is installed in coupling sleeve. (8) I nst al l throttle control rod (7, fig. 2-41) and secure to lever with machine bolt, washer and self- locking nut. Install spring angle bracket (5, fig. 2-41) on injector punip and secure with two Change 3 2-55