TM 5-3820-245-14&P
2. It acts as a stabilizer to the voltage in the electrical system.
3. It can, for a limited time, furnish current when the electrical demands of the unit exceed the output of the
The battery is a perishable item which requires periodic servicing. A properly cared for battery will give long and trouble-
free service.
1. Check the level of the electrolyte regularly. Add water if necessary, but do not overfill. Overfilling can cause poor
performance or early failure.
2. Keep the top of the battery clean. When necessary, wash with a baking soda solution and rinse with fresh water.
Do not allow the soda solution to enter the cells.
3. Inspect the cables, clamps and hold-down bracket regularly. Clean and reapply a light coating of grease when
needed. Replace corroded, damaged parts.
4. Use the standard, quick in-the-unit battery test as the regular service test to check battery condition.
5. Check the electrical system if the battery becomes discharged repeatedly.
CAUTION
Explosive gas may remain in or around the battery for several hours after it has been charged.
Sparks or flame can ignite this gas causing an explosion which could shatter the battery.
If the engine is to be stored for more than 30 days, remove the battery. The battery should be stored in a cool, dry place.
Keep the battery fully charged and check the level of the electrolyte regularly.
The Lubrication and Preventive Maintenance section of this manual covers the servicing of the starting motor and
Consult an authorized Detroit Diesel Allison Service Outlet for information regarding the electrical system.
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