What to do if the battery cabinet on an aircraft loses power

What should I do when installing batteries in an aircraft?

Installing batteries—When installing batteries in an aircraft, exercise care to prevent inadvertent shorting of the battery terminals. Serious damage to the aircraft structure (frame, skin and other subsystems, avionics, wire, fuel, etc.) can be sustained by the resultant high discharge of electrical energy.

What is aircraft battery inspection?

Aircraft battery inspection consists of the following items: Inspect battery sump jar and lines for condition and security. Inspect battery terminals and quickly disconnect plugs and pins for evidence of corrosion, pitting, arcing, and burns. Clean as required. Inspect battery drain and vent lines for restriction, deterioration, and security.

How do airplane batteries work?

Air is carried from a scoop outside the airplane through a vent tube to the interior of the battery case. After passing over the top of the battery, air, battery gasses, and acid fumes are carried through another tube to the battery sump. This sump is a glass or plastic jar of at least one pint capacity.

What if a plane loses all electrical power?

If a plane were to lose "all" electrical power, there is no "swich" to save the day. But as Flyboy said, aircraft are redundant (as in generators, backup- generators, batteries, and back-up batteries) The odds of a total electrical failure are slim to none. Do not know if your question is for light airplanes or for airliners...