True, but that ground should be at a single point, not multiple points. Hence the chastising for driving a ground rod at the AC unit. That would conflict with the ground that should already exist at the service entrance.
-D > On Jul 26, 2019, at 12:36 PM, OK Don via Mercedes <mercedes@okiebenz.com> > wrote: > > All the ground connections in/around the house should be bonded - connected > together with large low impedance wire to minimize/eliminate "ground > loops". Basically keeping them all at the same potential. > > On Fri, Jul 26, 2019 at 7:17 AM Mitch Haley via Mercedes < > mercedes@okiebenz.com> wrote: > >> >> Generally speaking, the power goes to the outdoor unit, which is connected >> to the indoor unit via 3+G strand Romex, which handles both power and >> communications. >> It's possible that the three wires are two for blower power and one for >> computer signal. There's some argument whether the outdoor unit should be >> earth grounded. I drove a ground rod for the first one I installed and was >> told not to do that, so I didn't do that again, didn't have trouble either >> way. >> >> _______________________________________ >> >> > -- > OK Don > > "Whenever you find yourself on the side of the majority, it is time to > pause and reflect." Mark Twain > > "There are three kinds of men: The ones that learns by reading. The few who > learn by observation. The rest of them have to pee on the electric fence > for themselves." > > WILL ROGERS, *The Manly Wisdom of Will Rogers* > 2013 F150, 18 mpg > 2017 Subaru Legacy, 30 mpg > 1957 C182A, 12 mpg - but at 150 mph! > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
