Regular inspection of batteries

Examine the outside appearance of the battery

  • Look for cracks in the container.
  • Check the battery, posts and connections to make sure they are clean, free of dirt, fluids and corrosion.
  • Any fluids on or around the battery may indicate that the electrolyte is spilling, leaching or leaking out. Pay close attention to this if it is a flooded battery you are checking as a low electrolyte situation in the battery may cause excessive gassing and ultimately dispense fluid on or around the
  • All battery cables and their connections should be tight, intact, and NOT broken or frayed
  • Replace any damaged batteries
  • Replace any damaged cables
  • Re-torque all connector bolts. See the manufacturer’s recommendations for torque

Proper Initial and annual Maintenance Torque Values for Connection Hardware are: Flooded:

  • Automotive SAE:  45 in/lbs. (5NM) Automotive
  • Side terminals:  70 in/lbs. (8NM)
  • Wing nut terminals:  95 in/lbs. (11NM)
  • T stud type terminals:  140 in/lbs. (15NM)
  • L, LT, UT terminals:  110 in/lbs. (13NM)


  • X terminals (U1) terminals:  45 in/lbs. (5NM)
  • Light Duty Lterminals:  45 in/lbs. (5NM)
  • Standard Duty L terminals:  80 in/lbs. (9NM)
  • Heavy Duty L terminals:  95 in/lbs. (11NM)
  • Automotive SAE:  70 in/lbs. (8NM)
  • M5 Button type terminals:  45 in/lbs. (5NM)
  • M6 Button type terminals:  55 in/lbs. (6NM)
  • M8 Button type terminals:  70 in/lbs. (8NM)

WARNING: Do not over-tighten terminals. Doing so can result in post-breakage, post-meltdown, and fire and Always follow the manufacturer’s instructions.