In this instructable i am going to show you how to charge your car battery with a laptop charger. A car uses quite a lot of electricity to work the ignition and other electrical equipment.
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Once the battery is on, switch on the headlights to “load” the battery and reduce any surface charge that the battery may have built up.
How to charge a car battery with a charger video. Figuring out the real problem However, don’t start the engine just yet. Check the vehicle manual to be sure your car’s voltage matches the.
Connect the clamps of the charger to the terminals on the battery, matching positive to positive and negative to. Make sure you disconnect the negative lead first, then the positive lead last. Usually there is a setting to charge 6v batteries, as well as fast and slow charging rates for 12v batteries.
The battery has pairs of lead plates immersed in a mixture of sulphuric acid and distilled water. When they have been secured, plug the charger into your electric supply. Ensure that the battery and the charger are separated as far away as possible.
Unplug the charger power cord from the wall outlet. You will see two alligator clips on the charging end of the trickle charger. Remove the negative cable of the charger from the vehicle and then the positive cable.
If you see a ‘crank assist’ setting, this is for simply jump starting the battery. Attach the red clip to the battery positive terminal and attach the blue on with the designated negative connection you selected from the previous step. Connect the positive lead from the car battery charger to the positive terminal on your battery.
Before you test how well the battery is charging, you’ll take what’s known as a “static” reading to confirm the battery’s current level of charge. Half of the plates are connected to each terminal. An average car battery has a capacity of around 48 amp hours which means that, fully charged, it delivers 1 amp for 48 hours, 2 amps for 24 hours, 8 amps for 6 hours and so on.
Connect the negative lead from the car battery charger to the negative terminal on your battery. Although an automobile battery is normally charged by the car’s alternator while the car is running, there are times when the battery dies for various reasons and needs to be connected to a charger. How to charge a dead car battery.
When the battery is fully charged, shut off the charger and unplug it. This method worked out well for me! Charge a battery outside of the car charge a battery outside of a car by determining the post polarities.
Start the vehicle and put away the battery charger. Then remove the cables, unhooking the negative (black) clamp first. You will then have the ability to connect the batteries to one.
If the power came from an ordinary battery, it would soon run down.so a car has a rechargeable battery and a charging system to keep it topped up. An automobile’s battery provides the electricity necessary to start the car and to run its electrical equipment. Keep the charger as far from the battery as the cables will allow, and never leave the charger on top of the battery while it's charging!
When the battery is sited on a stable, flat surface ready for charging, connect the battery charger’s cables to the battery by matching positive to positive and negative to negative. Connect the jaws of the positive, or red, cable from the battery charger to a substantial metal part of the vehicle such as the frame or engine block in the same fashion as in step 2. Keep a close eye on the charger, and once your battery is fully charged, switch the charger off and disconnect it from the mains.
Ensure the charger is situated away from the battery and switch the charger on to commence charging. In order to charge a dead car battery, a set of jumper cables and a functional car with a charged battery is required. Verify that your car battery charger is in the off position before starting.
This will likely be red with a plus sign. Connect the positive clip to the positive post. Choose a location as far away from the battery as the length of the cable allows.
Make sure to watch my youtube video as well(big giveaway at 1k subscribers) How to connect a battery charger:
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