ARMY TM 9-6115-643-24
AIR FORCE TO 35C2-3-445-22
f. Move upper float to the full up position, multimeter should indicate open circuit.
g. Disconnect multimeter leads from pins 1 and 2. To check the lower float connect the positive lead to pin 3 and the
negative lead to pin 4 of electrial connector.
h. Repeat steps e and f, except with lower float.
i. Replace low fuel level/auxiliary fuel pump float switch if indications are other than above.
j. Install low fuel level/auxiliary fuel pump float switch, paragraph 2.90.4.
2.90.4. Installation.
a. Loosen float switch plate adjusting nut.
b. Remove cover in fuel tank opening.
c. Clean, make flat and smooth mating surfaces to gasket (41, FIGURE 2-27) ensuring no foreign material enters
fuel tank Apply sealant (item 19, Appendix C) to both sides of gasket (41).
d. Position gasket (41) and float switoh (40) in fuel tank.
e. Install screws (37), Iockwashers (36), and flatwashers (39).
f. Set float switch stem 1/16 inoh from bottom of fuel tank and tighten float switoh plate adjusting nut.
g. Connect electrical oonnector, remove tag, and dose left side engine access door.
h. Connect negative battery cable. Close battery access door.
2.91. FUEL PICKUP.
2.91.1. Removal.
a. Shut down generator set.
b. Open battery access door and disconnect negative battery cable.
c. Open right side engine access door and disconnect fuel line (42, FIGURE 2-27) from fitting (46).
N O T E
Mark position of fuel pickup before removing.
d. Remove screws (43), Iockwashers (44), flatwashers (45), fuel pickup (46), and gasket (47) from fuel tank.
e. Remove fitting (46) from fuel pickup (46).
f. Cover opening in fuel tank.
2.91.2. Inspection.
a. Shutdown generator set.
b. Remove fuel pickup, paragraph 2.91.1.
c. Inspect fuel pickup and fitting for dogs, stripped threads, and other damage.
d. Replace damaged parts.
e. Install fuel pickup, paragraph 2.91.3.
2-132 Change 1
