TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download
Page 208 of 532
TM 9-2815-220-34 TA2656781 Fioure3-20. Remnvi110 or i11sta/li11g t·iglit upvcr cover.frame support brackets. Figure 3-21. Re111ov111g or i11stalli119 right lllOos11pcrc1iuru oil inlet hose a11cl tm11s111isio11 sllroucl. 3-11. Manifold Heater Tubes, Solenoids, and Filter ci. Remove four capscrews and self-locking nuts (1, fig. 3-22) attaching manifold heater fuel lube clamps (2) lo hose clamps (3) and remove clamps. Remove six self-locking nuts, spacers, and grom- mets (4) and remove three oil cooler frame supports (5). Oisconnecl manifold heater fuel tubes and re- move oil cooler frame supports on right side of engi ne i n the same manner. b. Disconnect and remove left manifold heater fuel lube (1, fig. 3-23) from solenoid outlet tee (2). Disconnect right manifold heater fuel tube (3) from solenoid outlet lee. Remove self-locking nul and loop clamp (4) nnd remove lube. Disconnect � . backflow valve fuel inlet hose (6) at primary fuel W ftlter and at backflow valve ncl remove hose. Disconnect manifold heater fuel filter f uel inl et 3-12 Change 3 1 Cnpscrew Anti self-locking nut 4 Sclr-lock111g nul, spn�er 2 Manifold heater fuel lube clamp and g1·ommcl 3 llose clamu & Oil cooll•r frac support FillYC -22. Disco1111ccli110 o.- co1111ecli11g j� 111a11ifold ter fuel i11lt t1tbc amt removi11g l? oil rooter fmme s1111porls. tube ('t J at the fuel filter (8). Remove fuel backnow valve mounting capscrews, lockwashers I and flat washers (9) and remove fuel backflow vaJvc, and fuel pump fuel inlet lube (I 0). Remove two mounting bracket self-Jocking nut s (l l) and remove manifold heater fuel filter, solenoid valve and mounting bracket (12) as an assembly. b. 1 Disconnect and remove left manifold heater fuel tube (I, Og. 3-23. t) om solenoid outlet tee (2). Disconnect right manifold heater eJ tube (3) from solenoid outlet tee (2). Remove self-locking nut and cushioned clnp (4) and remove tube. Disconnect backflow valve fuel inlet hose (5) at I primary fuel filler and al b ackflow valve and re move hose. Disconnect and remove manifold heater fuel inlet tube (6). ) )