TM 9-2320-273-20
Table 5-1. Battery System Troubleshooting (Continued).
INSTRUCTION
INDICATION
YES
BATTERIES DO NOT HOLD A CHARGE (Continued).
Check for shorts to
ground as follows:
a.
b.
c.
d.
e.
f.
9.
Disconnect battery
ground cable at
battery.
Set multimeter to
at least 30 volts
DC.
Turn off all elec-
trical systems.
Connect red test
lead to discon-
nected ground
cable and black
test lead to the
battery negative
terminal.
Observe meter.
Disconnect con-
nector to each cir-
cuit breaker, one
at a time, until
meter drops to
o volt.
Disconnect devices
on that circuit one
at a time until
meter drops below
4 volts.
Any voltage indication
0 voltage indication.
0 voltage.
Go to Step
Check wire
connection.
Replace
defective
component.
Go to Step
g.
5-20
NO
REMARKS
f .
