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TM 10-4320-343-14
4.12 ELECTRICAL SYSTEM MAINTENANCE.
4.12.1 Battery Test.
INITIAL SETUP
Test Equipment
Equipment Conditions
Multimeter (appendix B, Section III,
Equipment shut down, refer to
Item 2).
paragraph 2.5.1.2 or 2.5.2.2.
Tools
Battery cover removed, paragraph 3.4.
General Mechanic’s Tool Kit (appendix B,
General Safety Instructions
Section III, Item 1)
Do not work on battery with negative
terminal connected.
Do not work on equipment without
following standard shop safety
precautions.
a .
b .
c .
d.
e .
f .
Do not work on battery with negative terminal connected.
To prevent rolling or sliding, do not work on equipment that is not
s e c u r e l y s t a b i l i z e d .
Ensure both wheels of equipment have chocks that are
secure.
Failure to obey these warnings may result in serious personal injury.
Loosen nuts (figure 4-36,
1) and remove negative connectors (2) from
b a t t e r i e s .
Loosen nuts (3) and remove positive connectors (4) from batteries.
Using battery tester, test state of charge.
Recharge battery as required.
If battery cannot be recharged, replace battery, paragaph 4.12.2.
Set multimeter to read continuity, and perform following:
(1) Remove nut (5) and terminal (6) from positive solenoid terminal (7).
(2) Check continuity from positive connector (4) to terminal (6).
(3) Check continuity from negative terminal connector (2) to starter ground
terminal (8).
(4) If either cable does not read continuity, replace cable
(paragraph 4.12.3).
(5) Install nut (5) to positive solenoid terminal (7).
Install positive connectors (4) on positive terminals (9).
Install negative connectors (2) on negative terminals (10).
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