How To Open A Sealed Lead Acid Battery

How To Open A Sealed Lead Acid Battery. Depending on the state of charge SoC the cell may temporarily be lower after discharge than the applied voltage. Take a voltage reading for reference and make sure to write it down.

To obtain maximum battery life and performance lead-acid batteries should be recharged as soon as possible after each use and must not be stored in a discharged state. Using an angled motion keeping the tip of the screwdriver under the lid and working towards the outside you can carefully break away the glue that keeps the lid in place. Being unable to service each of the six battery cells is a disadvantage especially when it comes to battery testing.

Touch the voltmeters positive probe to the batterys positive terminal.

Disconnect the battery from the system remove cables and connectors and clean off the terminals. A small valve is installed in the battery to allow gases to escape. Place the metal tip of the red positive probe to the red positive terminal of the lead acid battery. 1 Remove the cover on the top of the battery using a small straight screwdriver.