TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download
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4 TA265649I I 011ltet tube 4 Solenoid valve 2 Jnlel tube 5 Bratkel 3 Assembled washer bolt 6 Coupling, elbow and tee 7 Fuei solenoid elbow, check vah•e and elbow Figure 2-121. Removing or i1tal/i11g ma11ifo/d liearer fuel rewm sole11oid ll�e. NOTE If the fuel return check valve is removed, it must be installed with the arrow point- ing downward. 2-44. Fuel/Water Separator Filter Automatic Drain System or Solenoid Valve a. Rem(l (1) Open drain cock (fig. 2-62) and bleeder valve (fig. 2-122) and drain fuel into a suitable container. (2) Loosen but do not remove two lower capscrews and two upper capscrews and pull fuel/ water separator away from mounting bracket. Remove one capscrew, lockwasher and cushioned clamp and remove two water level probes from the filter. TM 9-2815-220-34 Figure 2-122. Reming or installing water level probes. NOTE Model A VDS-1790-2DR is not equipped \vith an engine wiring haess. (3) Cut and disca1·d tie-wrap (1, fig. 2-123) and disconnect \viring harness electrical lead (2). Re- move one machine screw and cushioned clamp (3). Disconnect wiring harness lead (4) from control module (5). Remove assembled washer bolt and cushioned clamp (6). Remove three assembled washer bolts (7) and remove control module. (4) Disconnect filter drain hose (8) from so- lenoid valve (9). Disconnect wiring harness lead (10) from solenoid valve. Disconnect solenoid valve drain tube (11). Remove two assembled washer bolts (12) and remove solenoid valve and fittings from bracket. Remove nipple (13) from solenoid valve "IN" opening, and elbow (14) from "OUT" opening. Change 3 2· 78.1 (2· 78.2 blank)