Originally Posted by Ohm_Boy
I understand the difference between grounding and bonding. But tell me this...on my setup my main pump, booster pump, heater have a copper wire connecting all them on the outside, THEN the copper wire is connected to the ground in my subpanel. So, it sounds like my equipment is GROUNDED, but not bonded? In each piece of equipment the internal ground and external screw connector are both connected to the metal frame/case.