Do's & Don'ts for Sealed Maintenance Free Batteries

    Do's -
  • Always store the battery in cool and covered areas.
  • Read the installation manual before starting installation of the batteries.
  • Keep the battery away from sparks, heat source or fire.
  • Charge the battery once in 3 months, in case the battery has been kept unused or ideal.
  • If you find a battery is damaged before installation, stop the installation and inform mfg.
  • If you find dust accumulated on the battery, clean it with a dry cloth.
  • Use proper sized cables along with correct plugs and crimping during installation.
  • Set the charging parameters as mentioned in the maintenance manual.
  • Charge the batteries immediately after discharge as per specification.
  • All terminal bolts have to be tightened with spring washers and apply torque. The tightness of all bolts to be checked once in every 6 months.
  • Record the currents & voltages once in a month in the prescribed format or register.
  • Maintain the same AH & brand for a bank.
  • Provide proper isolation between battery and battery rack.
    Don'ts -
  • Do not keep the battery in direct sunlight, dust or moist place.
  • Do not add any acid or DM water in case of SMF battery.
  • Do not tamper the vent plugs.
  • Do not over tight/under tight the terminal bolts which may cause terminal breakage or fire due to loose contact.
  • Do not allow any metal object to rest on the battery - this may cause short circuit.
  • Do not mix with different capacities, different make, different types (VRLA, Flooded/ Tubular batteries) and different manufactures' batteries in the same circuit.
  • No cell tapping will be allowed during the service life.
  • Do not use underrating cables for connecting the battery.
  • Never install any type of battery in a completely sealed container. Sufficient ventilation to be provided for air circulation.
  • Do not allow discharged battery for more than 12 hours in idle condition.
  • Do not deep discharge the battery below specified limits.