![]() ![]() Based on this, it looks like I need to install the bonding screw (and it seems like it should have been installed from the start).Ģ. And Yes, both neutrals and grounds are landed on the same bar. Yes - This is the first (and only) panel after the meter and does include a main disconnect breaker. In response to your questions/clarifications/answers:ġ. You can then land both neutrals and grounds to this newly installed bar. If the panel is the main disconnect panel then install the green bonding screw this will bond the neutral bar to the new ground bar via the metal of the enclosure. If your ground bar kit is one for your make of panel then there should be a set of raised swaged holes that are on the backside of the panel can where the new ground bar should be fastened. You would have four wires entering the panel H-H-N-Grd from the disconnect. ![]() If this is the case then the panel should be wired as a sub-panel with neutral floating (insulated from the metal can).ie.grounds and neutrals on different bars with the ground bar bonded to the can. If you have a main disconnect out by the meter or before the panel that would probably indicate the panel is main lug only (no main breaker). Three wires will enter the panel from the meter H-H-N. ![]() Provided this is the first panel after the meter that also includes the main disconnect. The fact that the neutrals and grounds are landed on the same bar indicates that this is a main breaker panel, if so then this panel needs the bonding screw installed just as Bob has described. For more information go to a few things to check to cover all your bases. WARNING: This product can expose you to chemicals including Lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm.
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