When placing battery, ensure that it is secured firmly in the cradle. And the battery tray is cleaned properly.
Always keep terminals and clamps clean and grease-free and never hammer down the clamps. Keep the battery top clean from mud and dust by cleaning with a cloth having little moisture.
In case of heavy mud covering the battery, the top should be cleaned and then vent plug to be opened with a rupee
coin and immersed in distilled water to clear the mud. Ensure there is no blockage in the vent plug top.
Ensure that the clamps are always firmly tightened.
Do not keep normal batteries idle for more than 3-4 weeks and MF batteries idle for more than 10-12 weeks.
Make sure the connecting cables are fixed to the correct poles. (first +ve to +ve then -ve to -ve)
Apply petroleum jelly on the terminal cable clamps but never apply grease.