TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download

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TM 9-2815-220-34 2·21. Fuel Injection Pump a. Removal. (I) Remove two machine bolts and lock- washers (1, fig. 2-30) and two capscrcws and Jockwashers (2) and Jemove cooling fan vane from front fan housing (3). (2) Remove two machine bolts and Jock- washers (4) and two capscrews and lockwashers (5), and remove cooling fan vane (6) from rear fan housing (7). NOTE Model AVDS..l 790-2DR is not equipped with an engine wiring haess, nor an oil sampling system on the right bank oil coolers. (3) Remove four assembled washer bolts (1, fig. 2-31) securing wiring harness bracket (2) to right front upper cover. Remove two capscrews and lockwashcrs (6) and retainfog strap (7) from cable bracket. Set cable bracket assembly aside. Remove two assembled washer bolts (3) securing oil sampling valve bracket (4) to right rear upper cover. Remove four assembled washer bolts and I Assembled washer boll 2 Wiring harness bracket 3 Assembled washer bolt 4 Oil sampling \alvc bracket four loop clamps (5) from the right upper covers. Set oil sampling system aside for cover removal. (4) At left bank oil cooler, remove two cap· screws and lockwashers (6, fig. 2-31.1) from top re- taining strap (7) on side cable mounting bracket. Remove retaining strap and loop clamp (8). Fire 2-29.3. deleted. I Bolt and lockwasher 5 Capscrew and lockwasher 2 Capscrew and lkwasher 6 Cooling fan vane 3 onl fan housing 7 Rear fan housing 4 Bolt and lockwasher Figure £·30. Rcm011ing or i11st0Ui11g cooli110 fan vanes. 5 Assembled washer hoh �nd loop clam 6 Capscrcw and lockwashcr 7 Retaining strap TA265629I Figure 2-JI. Remol'ing u11d /11stalli11g oil sa111pli11g system. I 2-44 Change 3