Car Battery Water Level Indicator

If your battery has fill rings which are basically an extension of the filler hole walls and are used as a level indicator make sure the water level reaches the bottom of the fill rings.

Car battery water level indicator. In a old or dying battery the water should only be filled enough to cover the electrodes. Step 6 add distilled water to every cell or battery filler hole to cover the top of the battery plates and separators or to bring the level up to the bottom of the fill rings if necessary. Battery water level indicator installation example. The proper fill level according to battery manufacturers is approximately 1 4 inch below the fill well bottom.

Top up using distilled or demineralised water and never fill with sulphuric acid. Does it mean that you have to discard it if it goes dead. The batteries of only 20 years ago required water to be added on a regular basis. Before checking the water levels in your car s battery make sure to wear safety goggles and disposable gloves to protect your eyes and skin from the electrolytes in the battery.

If you have a problem with your. 2 contacting the battery manufacturer if you still have the maintenance manual that came with your battery chances are it will contain the fill height or as it is often referred to as the water reserve capacity of your battery. Based on the assessment made in the previous step fill each cell with the appropriate amount of distilled water. This is why you are always instructed to only water a fully charged battery.

In a new fully charged battery the water levels can be filled up to the bottom of the filler tube. This particular set of batteries provide backup power to critical pumps that feed oil to their 40 mw generators. Then clean off the dirt from the top of the battery and open the ports so you can check the fluid level in each cell. The indicator eyes on a discharged battery will be down even if the battery has exactly the correct amount of electrolyte.

The picture below shows our battery water level indicators that were installed at the texas oil refinery mentioned above. The electrolyte level will be significantly higher in a charged battery versus a discharged battery. If topping up is required do not over fill as the fluid levels will rise when the battery is fully charged and may overflow. When servicing a sealed maintenance free smf battery check the state of charge indicator.

Fill the cells with distilled water. The proper method recommended by most battery manufacturers is to add enough water so that the cell plates are completely submerged but not so much that the water is up to the battery case cell cap vents. It simply means that you do not need to add water to it on a regular basis.