Can i charge maintenance free battery
Viewed 6k times. Improve this question. Raviraj Karekar Raviraj Karekar 31 1 1 silver badge 4 4 bronze badges. Add a comment. Active Oldest Votes. Improve this answer. PeteCon PeteCon 8, 14 14 silver badges 30 30 bronze badges. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Butif your maintenance - free battery does have removablecaps, there certainly is no harm in removing them and adding water if the fluid happens to be low.
Aliu Foito Pundit. What should a 12 volt battery read when fully charged? Fully charged automotive batteries should measure at When the engine is running,this measurement should be If youdon't have a multimeter to tell you the voltage of your battery , you can do a test of your electrical system bystarting the car and turning on the headlights. Elorri Wieandt Pundit.
Is a higher Ah battery better? Heavier duty power tools will benefit from a higher -rated battery pack, because they'll run forlonger before a battery needs to be charged or swapped outfor a fully charged one. When batteries of the same classare used, battery packs should perform similarly. With allthings being equal, only the runtime is longer. Maira Herzberg Teacher. Are maintenance free batteries better? These types of batteries are also known as maintenance - free batteries. They require less regular maintenance or ventilation, and can withstand varyingclimates better than flooded batteries.
Sealedrechargeable batteries also tend to charge faster thanflooded batteries. Pascualina Marramaque Teacher. At what voltage is a 12 volt battery considered dead? It's a good place to start, though. Resting fully charged 12 - voltbatteries are around Hongying Manss Supporter. What is the best way to charge a car battery?
Basic instructions for most chargers include:. Make sure the charger is off. Hook-up the positive cable on the charger to the positiveterminal on the battery. Hook up the negative cable on the charger to the negativeterminal on the battery. Given the inability to disassemble a maintenance-free battery, you will have to pierce the top battery cover in 6 places with an awl. Thus, you can access the electrolyte, which must be carefully drained from the battery.
At the next stage, distilled water is poured into the holes to the required level. Then the battery is charged, before gas evolution, with a constant voltage of 14 V. When the charging process is completed, the battery is left for a while so that the lead plates are slightly cleaned of the sulfate film. After a few days, the battery charging procedure is repeated, after which the water is drained and the working mixture of sulfuric acid and water is poured. After charging, the battery can be installed on the car.
The holes in the top cover should be sealed with any acid-resistant sealant. A maintenance-free battery is ideal for beginner use. It is impossible to open such a battery, therefore there is no danger of making errors during maintenance. For experienced drivers who know how and love to take care of their iron horse, it is better to purchase a regular serviced battery, because conducting infrequent and simple events will significantly extend the battery life.
Have you ever had maintenance free battery? Share your experience in the comments, this will help to make the article more complete and useful. A comment. Spring has come and gone. With the yard finally whipped into shape, you've managed to schedule a long weekend up in the mountains--just you and your family and a few days of a lot of nothing.
The motorhome starts with the aid of jumper cables, and a few hours of freeway driving should fully charge the battery. The sad part is, when you finally reach the campsite, the kids can't watch TV, the microwave won't work and, horrors, the blender is incapable of making your favorite frozen concoction.
The battery hasn't charged much at all. You could run your generator or the motorhome engine for power, but you hate to disturb the untrammeled wilderness by doing that. And besides, the campground has rules against generators after sunset. Too Close To Home? The problem you have is common to many RVs, and there are many possible reasons for your predicament.
The RV's deep-cycle house battery was left uncharged over the winter, froze and is now useless except as an anchor for your boat. Or, you simply forgot to turn on the battery switch. How Batteries Charge A conventional lead-acid car battery is filled with interleaved plates of spongy lead and lead dioxide soaking in sulfuric acid and water electrolyte. The sulfuric acid is diluted to a specific gravity of about 1.
Charging the battery combines some of the sulfuric acid and lead, reducing the concentration of sulfuric acid down to about 1. Reversing this process gives you back most of that electricity. This means that checking the specific gravity of the electrolyte is a very good way of finding out the actual state of charge of a battery. It's also fussy and potentially dangerous if the battery electrolyte ends up someplace it's not supposed to be, like in your eye or on the leather upholstery of your wife's vehicle.