TB 11-6135-200-25
a. Batteries BA-472C/U, BA-472D/U, BA-485A/U
temperature is not correct or if the heaters fail. If a
failure is indicated, the battery should be removed from
and BA-485B/U, used in the NIKE-HERCULES missile,
the missile and returned to direct support for testing.
are kept on heat all of the time the battery is installed in
d. The BA-486A/U and BA-486B/U are used in the
the missile. The ages of these batteries are therefore
Pershing missile, providing power to the guidance
defined as their shelf and service life. The age of a
section.
These are two-section batteries.
These
battery having only pure shelf life is equal to its actual
batteries are placed on heat only during the count-down
age. The age of a battery on missile heat is effectively
before the missile is fired, and far enough ahead of the
greater than its actual age. The shelf and service life of
firing to allow the batteries to come up to heat.
the battery can be determined from the manufacturing
data on the nameplate and from the battery history
record card which should be kept on each battery. The
2-2. Test Equipment Required
record card must be kept up to date and accurate to
The test equipment required for the testing of the various
determine the true effectiveage of the battery. If no card
batteries is listed in table 2-1.
is available with the battery when it is received, one may
be made up using the following format:
CAUTION
TYPE OF BATTERY ____________________________
If Multimeter AN/USM-223 is not
MANUFACTURER ______________________________
available, Multimeter TS-352B/U may
CONTRACT NO. _______________________________
be used instead, except that the TS-
DATE OF MANUFACTURE _______________________
352B/U may not be used to check the
SERIAL NUMBER ______________________________
resistance of the electric matches in
DATE INSTALLED IN MISSILE ____________________
the batteries.
The TS-352B/U
DATE REMOVED FROM MISSILE _________________
ohmmeter circuits output a high
AVERAGE AMBIENT TEMPERATURE DURING
operating current in the T6w-
INSTALLATION PERIOD _______________________
resistance ranges in these tests. The
AVERAGE AMBIENT TEMPERATURE DURING
high current will damage the
STORAGE __________________________________
matches. If the AN/USM-223 is not
DATE RECEIVED FROM USING
available for the match test, use an
ORGANIZATION _______________________________
ohmmeter with a low current output
SERVICEABILITY TEST DATE
such as Test Set, Arming Mechanism
AND RESULT ________________________________
(8020264) for the test.
NAME OF TECHNICIAN WHO PERFORMED
SERVICEABILITY TEST _______________________
2-3. Shelf and Service Life
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