Key phrase is "likely to require (examination, adjustments, etc. not certain exact wording) while energized. Which really leaves things wide open for interpretation as you could take a voltage reading at a junction box and consider that to fit in this description, yet most AHJ's only apply this to switchboards, panelboards, anything with a branch circuit overcurrent device (supplemental overcurrent devices usually don't matter) some but not all "controllers".
Agreed
Me, too. It's accessible.
For the record our plumbers do their own electric for these like for like swaps. I just have to clean up their mess
The electric and POCO load management is existing and the water heater was replaced with this hybrid model. That's it, pull the whip off, set the unit, re hook up the whip, done. until we weren't
