TM 9-6140-200-14
4-5 Charging Storage Batteries (Appx. B-3).
WARNING
If for any reason acid contacts the eyes, skin or clothing,
flush immediately with large amounts of cold water.
Also, in case of eye or skin contact with acid, see a
physician immediately.
To avoid sparking, do not disturb connections between
batteries when charging. First turn off the charger.
Another source of explosion which may cause injury to
personnel or damage to equipment is caused by the
reverse connection of charging equipment. This hazard
is present using some charging systems, particularly in the
case of high rate charging systems. This hazard can be
eliminated or minimized by careful checking of all
connections before turning on the charger.
To prevent injury to personnel or damage equipment,
when charging a battery, leave battery filler caps
installed and slightly loose. This will ihsure that the
battery fill caps vents are open to prevent pressure buildup
and release of battery contents.
a. Prepare Battery For Charging. Prepare battery for charging as follows:
CAUTION
To prevent contamination of existing electrolyte in the
battery, be careful that dirt, grease or other debris do not enter
the battery cells during battery cleaning.
(1) Thoroughly wash all dirt and grease from the battery by using baking soda
(Item 14, Appx. C) and water.
(3) Thoroughly clean all battery posts and terminals.
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