Cars usually come with a battery in it. How to build in an extra battery for your car? Will sound new to those who don’t have an idea about the use of an extra battery. Usually street cars do not require an extra battery but some vehicles which may be difficult to use without the same are also here. Vehicles which may require electrical power more than a street car requires an extra battery.

Ambulances and other emergency rescue services vehicle may require an excess amount of power supply to match its power needs. Installing an extra battery can be the only possible solution to this problem. There are few tools required for accomplishment of this task. The usage of such tools will reduce the man power required and makes it easy to complete the task. It may include a wire, a wire cutter, a wire stripper, a wrench, a drill bit, a drill motor, battery, battery box, terminal ends and plastic zip ties.

The first thing to be done is the battery disconnection by detachment of the negative terminal initially followed by the detachment of positive terminal. This disconnection is for the safety purpose of the worker. Then a hole is to found or else drilled for connecting power wire.

The battery is mounted and the best place for the new one is also chosen some where inside the vehicle. Then the drill bit is placed inside drill motor. A hole is through the mounting tabs of the box containing the battery and the car trunk’s floor. For feeding the battery cables a larger hole is drilled to the side of the box containing the battery.

There are four such mounting tabs present in battery box. Mounting bolts come from the battery box. The drilled holes are then tightened with three of them leaving the fourth one loosened.

The battery is now wired. Copper wires that are heavy are used for this purpose. It is of 12 gauge and even better one. The side which is positive is run into the drilled hole across the vehicle’s floor to the original battery’s positive side. The wires are held in the frame firmly using the plastic ties into the bay of the engine away from any other moving parts.

Next the wires for the speakers and amplifier connections are to be wired. The panel screws are tightened to ensure the security of the wires. The cover of protection of heat should be kept over the power wire. The fuse is then removed from its holder. Later on the positive and negative connections to the battery is made. At last the fuse is replaced back into the holder.

Hence one should know How to build in an extra battery for your car.

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