Liquid electrolyte Roll batteries each weighs 350lbs. To get them out of the boat they covers were take off and each cell unbolted divided into three.

The batteries had been overheating for a while and the old captain had disconnected the ones that were in the worst shape. The electroyte had cystallised leaving a causic residue in the bilges.

The new clean sealed AGMs. Lighter, less dangerous and with more power.

Crystals removed from the battery boxes.  Thirty batteries in total were changed out which took a day.