TM 5-3805-280-24-1
Sub-System Diagnostics
ALTERNATOR VOLTAGE
YES: Go to next check.
INDICATOR LIGHT (H18)
CHECK
NO: Check wiring
harness.
T8322AC
UN10OCT94
T6768CR UN18OCT88
B+--Battery Terminal
D+--Excitation Terminal
IMPORTANT: DO NOT start engine with jumper attached to alternator.
Key switch ON.
Engine OFF.
9015
Disconnect wire from alternator terminal D+. Connect wire to ground.
15
56
Is alternator voltage indicator light ON?
Remove ground from alternator wire and reconnect to alternator terminal D+.
YES: Indicator light is
OK.
Start engine.
NO: Check wiring
Does alternator voltage indicator light go OFF?
harness.
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