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 Figure 2-60. Fa,11 driv8 ltousing fa11 rotor hub sleeve spacer installed for leakage test. washer bolts (1). Secure cable haess to top of side cable bracket witl1 retaining strap (7) and two capscrews and Jockwashers (6). · ( d) JnstJ right reru· upper cover first, then right front upper cover, secure with twelve assem- bled washer bolts. (e) Install two new preformed packings on tube cap neck attached to left front upper cover. Position ft left rear upper cover and then left front upper cover as shown in figure 2-33. ) Attach smoke generatiJ1g fuel line to upper covers using tluee assembled washer bolts to secure tluee loop clamps (4, fig. 2-3 J. I) to left upper cover. (g) Position wing haess cable bracket and secure cable to top of side bracket with loop clamp (8), retaining strap (7) and two capscrews and lockwashers (6). 2·62 Change 3 (h) On early engines, secure cable bracket to front upper cover using four capscrews and lockwashers (fig. 2 -32). On late engines, secure harness cable bracket (3, fig. 2-3 J .l) using two socket head capscrews (1 ), three assembled washer bolts (2) and one loop clamp. l1'lstalJ remaining two loop clamps and assembled washer bolts (5) secur- ing the smoke generating system electrical lead. (i) Secure left front and rear upper covers using twelve remainh1g assembled washer bolts. Install oil gage indicator rod and close oil indicator tube cap. ) Install 12 self-locking nuts and flat washers (4, fig. 2-33) and two assembled washer bolts (right side) attaching cooling fan shroud to top frame. NOTE Model AVDS-1790-2DR is not equipped with wiring haesses. (22. l) On Model AVDS- l 790M2DR install front and rear upper covers to both left and right bank oil cooler supports; the front covers overlap the rear covers. (a) Install right rear upper cover ( l 2, fig. 2-33.1 ) and secure w W1 l 0 assembled washer bolts (1 1 ). Install right front upper cover (14) an secure with 12 assembled washer bolts (13). (b) lnstaJI left bank cover adapter (10) and secure with five assembled washer bolts (9). · (c) Install left rear upper cover (8) and secure with eight assembl ed· washer bolts (fig. 2-33.1). ( d) lnstall two new preformed packings on the oil level indicator tube cap neck and instaJJ the left front cover assembly (7). Secure cover with eight assembled washer bolts (6). Install oil gage indicator rod and close oil indicator tube cap. (e) lnstaJJ retafoing strap (5) and secure with two assembled washer bolts (4). (/) Install four assembled washer bolts (3 , fig. 2-33.1) and 12 self-locking nuts and flat washers (2 ).