Forum Discussion

spacebetty's avatar
spacebetty
Explorer
Sep 05, 2014

Need help with my sketchy battery cable situation

I was about to replace my 2 12v marine batteries with 2 6v deep cycles, when I realized the cable situation seems strange and possibly scary. But I don't know much about battery cables, so maybe it's ...
joshuajim's avatar
joshuajim
Explorer II
Sep 06, 2014
I think that the assumption that the black wire is grounded may be wrong. Only the OP knows for sure, but per the attached pic, it seems to continue past the "ground bolt". Could be a feed to an electric jack or a connection to the charge wire in the umbilical.

Also from the size of the taped up area, it may contain an inline fuse.

About Technical Issues

Having RV issues? Connect with others who have been in your shoes.24,362 PostsLatest Activity: Mar 02, 2026