TM 9-6140-200-14
d. The storage temperature can lie between 5 degrees Fahrenheit (- 15 degrees
Celsius and + 149 degrees Fahrenheit (+ 65 degrees Celsius), However high
storage temperatures are as undesirable because they promote increase self-
discharge.
CAUTION
If storage temperature below 32 degrees Fahrenheit
(0 degrees Celsius) are to be expected it is essential to
ensure that the state of charge is always greater than 50%.
If the battery charge is below 50% there is a risk of damage
or destruction as a result of the electrolyte freezing.
e. When a sealed lead-acid battery is taken out of service and is stored for a long
period, carry out the following actions in the order given:
(1) Service the battery (see paragraph 5-2).
(2) Recharge (see paragraph 5-6.2).
(3) Attach a label to the battery showing the date on which it was taken out of
operation.
(4) During the storage period recharge the battery at 12- monthly intervals in
accordance with paragraph 5-6.
(5) To place back into service after storage proceed as in paragraphs 5-1 and
5-3.
5-11
