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TM 10-3930-659-20
Table 4-2. Electrical Troubleshooting (Cont).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
7.
STARTER MOTOR WILL NOT CRANK ENGINE.
WARNING
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry contacts
battery terminal, a direct short will result, causing Instant heating of jewelry which
will result In severe Injury to personnel.
Battery gases can explode. DO NOT smoke or allow sparks or open flames near
batteries. Wear safety glasses or goggles when checking batteries. Failure to
follow this warning may result in death or serious injury to personnel.
Sulfuric acid contained in batteries can cause serious burns. If battery corrosion
or electrolyte makes contact with skin, eyes, or clothing, take Immediate action to
stop the corrosive burning effects. Failure to follow these procedures may result
in death or serious Injury to personnel.
a. Eyes. Flush with cold water for no less than 15 minutes and seek medical
attention Immediately.
b. Skin. Flush with large amounts of cold water until all acid Is removed. Seek
medical attention as required.
c. Internal. If corrosion or electrolyte Is ingested, drink large amounts of water or
milk. Follow with milk of magnesia, beaten egg, or vegetable oil. Seek medical
attention Immediately.
d. Clothing/Equipment. Wash area with large amounts of cold water. Neutralize
acid with baking soda or household ammonia.
Step 1.
Check level of distilled water in each battery (see TM 9-6140-200-14) and inspect batteries for
proper charge (see STE/ICE-R Test G05).
Fill batteries with distilled water to proper level (see TM 9-6140-200-14).
Charge batteries (see TM 9-6140-200-14).
Step 2.
Inspect for corroded or loose terminal connections at starter motor, alternator, batteries, ignition
switch, or ground straps.
Remove, clean, and tighten all corroded or loose connections.
Step 3.
Check starting circuit within load center wiring harness and STE/ICE alternator, starter motor, and
fuel injection pump wiring harness for continuity (see paragraphs 2-27 and 6-73).
Repair or replace damaged wiring harness connectors (see paragraph 2-28).
Replace damaged load center wiring harness and damaged STE/ICE alternator, starter motor,
and fuel injection pump wiring harness (see paragraphs 6-17 and 6-57).
4-26
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