Air-Conditioning and Refrigerating Equipment 440.9 Grounding and Bonding Post author:Jake Post published:September 5, 2021 Post category:Code Change of the Week This weeks change is an easy one. If you run conduit on a roof and use compression fittings you will be required to pull an equipment grounding conductor. Till next time be safe work safe. Jake You Might Also Like Multi-wire branch circuits August 6, 2012 110.21 (B) Field-applied Hazard Markings. September 10, 2016 230.71 Maximum Number of Disconnects, (B) Two to Six Service Disconnecting Means October 1, 2023