TM 5-3805-248-23-1
BATTERY, STARTING AND CHARGING SYSTEM TROUBLESHOOTING
PROCEDURES - CONTINUED
0010 00
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
10. Alternator Charge Too
High (Ammeter in High
Green Zone).
WARNING
Remove all jewelry, watch, rings, etc. prior to disconnecting cables from batter-
ies or other electrical source. Items can come in contact with battery or electrical
source and cause electrical shock. Failure to follow this warning may cause
injury or death.
Make sure wheels are chocked and bowl is lowered to ground for all tests. Fail-
ure to do so may cause injury or death.
Eye protection must be worn when performing maintenance where components
or particles could fly out during procedure. Failure to take precautions may
cause injury.
NOTE
For detailed electrical diagram, refer to WP 0005 00.
1.
Test charging voltage. Go to
Malfunction 1.
2.
Check alternator for overheating.
a. Run engine for approximately 10
minutes.
WARNING
Hot oil or metal parts can cause severe burns. Wear insulated gloves, long
sleeves and eye protection when working with heated parts. Failure to follow
this warning may cause injury.
b. With engine off, check alternator for
If alternator is hot, place battery disconnect
high temperature by holding hand
switch in OFF position (TM 5-3805-248-
near alternator.
10) and allow alternator to cool.
c. Start engine.
If ammeter returns to high green zone, and
alternator heats up again, replace alternator
END OF WORK PACKAGE
