TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download
Page 217 of 532
Figure 3-0. Removing or insl<llli11g No. JR cyli111ler ba.t)le. I Fi re extinguisher tube 2 !"ire extinguisher bulkhead adapter 3 Nut and lockwashcr 4 Fuel injedion pump fuel inlet hose 5 Bulkhead elbow 6 Nut and lockwasher 7 Machine screw, lockwusher and nut 8 Fuel injection pump fuel cut.off lead Figure i. I. lJiscon11ecli 110 ur crm 11ecti11[1 . /ire e.tl i 11g11isll er tube, fuel inlet /i(Jse u11df11el 1:11t·u}f leuclfrumfrunl .shroud, mudel AVDS./790-iC 1111d AVDS.1790.2D Mgi11es. TM 9-2815·220·34 (3)Disconnect fire extinguisher tube (1, fig. 3-41) from bulkhead adapter(2). Remove bulkhead adapter nut and lockwasher (3) and remove adapter (2) and flat washer from shroud. Discon- nect fuel injection pump fuel inlet hose (4) from bulkhead elbow (6). Remove nut and lockwasher (6), and remove elbow and flat washer from shroud. Remove four machine screws, lockwashers and nuts (7) and 1·emove injection pump fuel cut-off lead (8) from left front shroud. . (3.1) Disconnect fire extinguisher tube (1, fig. 3-41.1) from fire extinguisher bulkhead adapter (2). Remove bulkhead adapter nut and lockwasher (3) and remove adapter (2) and flat washer - from shroud. Disconnect fuel injection pump fuel inlet hose (4) from bulkhead elbow (5). R�move nut and lockwasher (6) and remove elbow and flat washer from shroud. Remove four machine screws, lockwashers and nuts (7) and remove fuel injection pump fuel cut-off lead (8) from shroud. Disconnect fuel return hose (9) from bulkhead adapter (10). Remove bulkhead adapter nut and lockwasher(ll) and remove adapter (10) from shroud. (4) Remove assembled washer bolt (1, fig. 3-42) and two machine screws and lockwashers (2) and remove top filler plate (3). Remove three machine screws and lockwashers (4) and three assembled washer bolts (5) and remove side filler plate (6). Remove machine screw (7) and two machine screw (8) attaching cylinder No. lL baffle to left front shroud (9), and remove left front shroud and No. lL cylinder baffle in the same manner as cylinder baffle No. lR was removed. b. Rear Shroud. (1) Models AVDS-1790-2D and AVDS-1790- 2DR only. Remove two hose clamps and remove generator outlet preformed hose. Remove two ma- chine screws, flat washers and lockwashers and remove generator exhaust tube . . (2) Remove five machine screws (fig. 3-43) and remove right rear shroud. Remove left J"ear shroud in the same manner. 3-16. Cylinder Head Plates, Oil Filler Tube and Oil Level Indicator Tube Remove three capscrews and seal washers (1, fig. 3-44) and remove lower oil filler tube assembly (2) and hose and clamps as an assembly. Remove and dfacarcl gasket and seal washers. Remove two capscrews and lockwashers (3) a11d remove Oy- wheel end cylinder head shroud plate (4). Remove Change 3 /3-21