TM 11-6130-392-12
Figure 2-3. Typical Capacity Retention for Sealed NiCD Batteries
2-8. Shutdown Procedure
or placed in inactive storage for more than 30
days, remove memory battery (B1) as described
a. Set POWER ON-OFF switch (3) to OFF. POWER
in paragraph 3-5a and place in transit case for
ON indicator lamp should go out.
protection,
b. Disconnect power cord from power source. Wrap
j. Position CURRENT SET switches to 50 mA posi-
cord around bracket on bottom of battery charger.
tion.
c. Loosen thumbscrews on each positive sliding contact
g. Using a 5/16 inch wrench, loosen locking nut on
and remove batteries.
CURRENT SET-FINE ADJ controls.
d. Slide each sliding contact down and tighten
h. Using a small bladed screwdriver, turn FINE ADJ
thumbscrews.
controls fully counterclockwise. Tighten locking nuts.
e. Disconnect remote battery leads from REMOTE
i. Remote notations on battery holder label, if re-
BATTERY jacks and from remote batteries.
quired.
CAUTION
If battery charger is to be prepared for shipment
.
Section IV. OPERATING UNDER UNUSUAL CONDITIONS
2-9. Weather Conditions
b. Cold or Heat Extremes. Consider battery tem-
perature before making a charge. For best results, bring
If Battery Charger PP-7286/U, has to be used under
unusual weather conditions, the following is recom-
battery temperature to within the usual range. A sealed
mended:
battery out in extreme cold can be warmed in a heated
a. Sand or Rain Storms. Protect battery charger by
room or near an engine exhaust. An extremely hot bat-
covering with any suitable field material, such as a box,
tery can be placed in the shade to cool.
raincoat, or tarpaulin. Prevent direct exposure to blowing
2-10. Unusual Conditions
sand or water. Keep battery holder and battery contacts
clean.
The battery charger will operate under the following con-
2-8
