Originally Posted By: Robotic
Yes- it is my full intention to open the battery cases. I think that my growing mountain of 'useless' packs are only on the pile due to one or two cells in each battery.

Ah, a worthy effort, then!

I generally would be less environmentally friendly, and simply replace all of the internal cells with new ones, but your approach is slightly more cost effective, and possibly much better for the planet.

Cheers