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 TM 5-1940-277-20
TM 1940-20/2
Battery plates must be covered with electrolyte (battery fluid).
NOTE
Use distilled water or a good grade drinking water (excluding
mineral water).
6.
Check level of electrolyte (1) in all
cells (2) of batteries (3). Fill low cells
to full level (4) with distilled water.
Install battery vent caps (5).
7.
Make sure battery cable connections
(1) are clean and tight; clean and
tighten as required.
Loosen nut and bolt on battery termi-
8.
nals (1) using 10 mm box wrench.
Remove battery cables (2) - negative
9.
first, positive second.
10. Remove battery (3) from battery box
(4).
Do not allow cleaning solution to spill on deck or any boat components. Dam-
q
age to aluminum will result.
Ensure battery vent caps are on tight. Electrolyte will be neutralized if contami-
q
nated with cleaning solution.
11.
Clean battery cable clamps inside battery box and cover using mixture of baking soda and water (1/2 pound of soda
to 1 gallon of water).
Pour mixture on or dip parts to be cleaned. Scrub with soft brush until foaming stops. Flush with clean water.
12.
Remove heavy corrosion buildup from terminals with terminal/post cleaner or wire brush.
13.
14.
Position battery (3) in battery box (4).
15.
Connect battery cable terminals (1) (positive first, negative last) on battery post and tighten using 10 mm box wrench.
Coat terminals with light coat of GAA grease.
16.
17.
Have boat operator check the master switch and engine circuit switches to ensure switches are in off position and
throttle and transmission control levers are in neutral position (TM 5-1940-277-10).
Have vehicle operator place the vehicle transmission in neutral; set the parking brake: and ensure master switch
18.
is in OFF position.
NOTE
Use NATO slave cable. To adapt NATO slave cable to a 2-prong receptacle, use NATO
adapter.
3-187
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