Pure water cannot be added.
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If it is found that there is a lack of water, it is necessary to add distilled water in time, distilled water is the water formed by gas condensation, the magazine is the least, if there is no distilled water to consider pure water, because pure water contains some large substances, harmful to the battery. However, it is best not to add water, which will dilute the concentration of sulfuric acid water and harm the battery, and it is best to use a special lead-acid battery to replenish the flush.
Due to the lack of battery electrolyte, the electric forklift must add battery supplement liquid or electrolyte. When filling, attention should be paid to the scale mark of the battery, the electrolyte is acid-containing, and chemical reaction can be caused after filling. So do not add pure water.