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Figure 3-1. Cleaning transmitter battery pack connector in battery compartment. |
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 TM 9-1375-213-12-3
TO 11A20-15-1
Figure 3-1. Cleaning transmitter battery pack connector in battery compartment.
(1) Alkaline ---------------36 months.
temperature is often above + 80F , batteries
should be requisitioned, on a yearly basis. For a
(2) Mercury --------------24 months.
low usage transmitter in areas of more moder-
ate temperature or where the battery is given
refrigerated storage when not in use, a new
pack should be requisitioned every 18 to 24
NOTE
months. There is no purpose in keeping a
spare battery pack unless the transmitter is
Sealed, refrigerated storage should
being heavily used since the spare will deterio-
extend the shel f life of alkaline and zinc-
rate from long storage in the same time as the
carbon batteries (see shipping and stor-
one in use. Wait until the shelf life is nearly
age chapter 4).
over on such packs before requisitioning replace-
ments. Allow adequate time for delivery.
BATTERY INSTALLATION AND
3-6.
b. Transmitter. Because the transmitter
REPLACEMENT
battery is not a commonly stocked item, it
a. Receiver.
should be requisitioned well in advance.
Delivery may be
slow in OCONUS areas.
Where a slow delivery is expected, requisition
(1) Assure that arming switch is in
transmitter battery packs on a time or antici-
SAFE position.
pated usage rate basis. Average useful life at
-25F or + 125F (temperature extremes) is
(2) While holding receiver steady, turn
1000 transmissions. At more moderate tempera-
battery cap counterclockwise until it dis-
tures the average useful life is 1500 transmis-
engages. Place cap out of the way.
sions. For low usage transmitters where the
3-3
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