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TM 9-2320-360-20-1
CHARGING SYSTEM VOLTAGE
TEST
WARNING
Use extreme care when
measuring voltage while
engine is running.
Rotating fan blade and
hot engine parts may
cause Injury.
(1)
Connect multimeter leads across positive
(+) terminal and negative (-) terminals of 12
volt alternator.
(2)
Start and operate engine at idle with aid of
assistant (TM 9-2320-360-10).
(3)
Record voltage reading displayed on
multimeter and compare with voltage
reading on 12 volt BATTERY gage.
(4)
Shut off engine (TM 9-2320-360-10).
(5)
Connect multimeter leads across positive
(+) terminal and negative (-) terminals of 24
volt alternator.
(6)
Start and operate engine at idle with aid of
assistant (TM 9-2320-360-10).
(7)
Record voltage reading displayed on multi-
meter and compare with voltage reading on
24 volt BATTERY gage.
(8)
Shut off engine (TM 9-2320-360-10).
Refer to Table 2-1, Item 17 (PMCS) to
check specific gravity of each battery
cell.
Change 2 2-467
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