ARMY TM 9-6115-645-24
AIR FORCE TO 35C2-3-444-12
MARINE CORPS TM 09244A/09245A-24/2
2-112
DIODE ASSEMBLY.
2-112.1 Removal.
a.
Shut down generator set.
b.
Open battery access door and disconnect negative battery cable.
c.
Open left side engine access doors.
d.
Remove nuts (12., FIGURE 2-30) and diode assembly (13.) from top of fuel injection pump.
2-112.2 Testing
a.
Shut down generator set.
b.
Remove diode assembly, paragraph 2-112.1.
c.
Set multimeter for ohms and connect positive lead to terminal on banded side of diode assembly and
negative lead to plain side. Note ohms indication on multimeter.
d.
Reverse multimeter leads on diode assembly. Note ohms indication on multimeter.
e.
Multimeter indication should be high in step c and low in step d.
f.
Diode assembly is defective and must be replaced if indications are other than above.
g.
If replacement is not needed, install diode assembly, paragraph 2-112.4.
2-112.3 Repair.
Repair diode assembly (13., FIGURE 2-30) by replacing damaged terminal ends. Refer to Appendix D for
procedures.
2-112.4 Installation.
a.
Position diode assembly (13., FIGURE 2-30) on fuel injection pump with band end toward engine.
b.
Secure diode assembly (13.) to fuel injection pump with nuts (12.).
c.
Close left side engine access doors.
d.
Connect negative battery cable and dose battery access door.
SECTION XVI. MAINTENANCE OF LUBRICATION SYSTEM
2-113
OIL DRAIN VALVE.
2-113.1 Inspection.
a.
Shut down generator set.
b.
Open battery and right side engine access doors.
c.
Inspect oil drain line for cracks, holes, loose or missing hardware, and other damage.
d.
Close battery and right side engine access doors.
2-113.2 Removal.
a.
Shut down generator set.
b.
Open battery access door and disconnect negative battery cable.
c.
Open right side engine access doors.
d.
Remove plug (1, FIGURE 2-31), open drain valve (2) and drain engine oil into suitable container.
Change 3 2-147
