Preventive Maintenance Checks and Services (PMCS)

TM 9-6140-200-14

3-2 Preventive Maintenance Checks and Services (PMCS)

WARNING

To avoid eye injury, wear eye protection when working around

batteries. The gasses produced by a Lead-Acid battery can

explode. Do not smoke, have open flames, or make a spark if

filler caps are off.

Remove all jewelry, sure as rings, ID tags, watches, and bracelets.

If jewelry contacts a battery terminal, a direct short will result in

instant heating may cause injury to personnel and/or damage equipment.

CAUTION

To reduce battery damage, do not remove batteries from

equipment/battery compartment except during scheduled maintenance

or during battery replacement. Do not wiggle or jerk battery cables

during inspection. Battery replacement will be performed by unit

maintenance personnel.

Item to be

Operator/Crew

Not Fully Mission

Interval

check/service

Procedure

Capable if:

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Vehicle/Equipment

Semi-

Annually

Batteries

a. Remove storage batteries from

Vehicle (refer to Vehicle TM).

b. Check electrolyte level. If

b. Electrolyte is not

Low add distilled water.

at proper level.

c. Check and record specific

c. Specific gravity

gravity of each cell in all

is not within

batteries. You may use

standards.

the hand held tester to

Battery test not

do this test.

within limits.

d. Clean battery Compartment

3-2