Figure 2-3. Typical Capacity Retention for Sealed NiCD Batteries

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