TM 55-1520-240-23-7
9-24
INSPECT BATTERY SUMP JAR
9-24
INITIAL SETUP
Applicable Configurations:
All
Tools:
Electrical Repairer’s Tool Kit, NSN 5180-00-323-4915
Apron
Face Shield
Materials:
Gloves (E184.1)
Boric Acid (E83)
Cloths (E135)
Personnel Required:
Aircraft Electrician
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Hydraulic Power Off
Left Electrical Compartment Access Door Open (Task
2-2)
Wear gloves (E184.1), apron, and
face shield when handling batteries.
The potassium hydroxide in the
battery electrolyte is very corrosive.
If any electrolyte is spilled on your
clothing, hands, or on other material,
immediately flood the affected area
with cold water or boric acid solution.
Consult a physician if your eyes are
affected.
1.
Check four vent hoses (1) for security. Tighten
hose clamps (2) if needed.
NOTE
The sump jar shall contain a water
solution of 3 percent boric acid, by
weight, sufficient to thoroughly soak
the pad.
2.
Remove sump jar (3) from cover (4). Check pad
(5) for wetness. If needed, add 1 teaspoon of
boric acid (E83) to thoroughly soaked pad. Use
cloths (E135) for spilled fluid.
3.
Install sump jar (3) on cover (4).
4.
Check two electrical connectors (6) and four
clamps (2) for corrosion. Clean connectors if
corroded.
FOLLOW-ON MAINTENANCE:
Close left electrical compartment access door (Task
2-2).
END OF TASK
9-68
