On Thu, 21 Jan 2016 23:40:02 -0000 (UTC), "E. Robinson"
wrote:

On Thu, 21 Jan 2016 17:28:15 -0500, Ralph Mowery wrote:

Things like that are not in most books. It is a good idea to tighten all
the screws while the panel is off also. I remember stories of the aluminum
house wiring that would hapen to and could cause a fire.

The wires are copper but the huge feeds are aluminum.
Can't remember if you said before, but what brand is the panel?