Originally Posted By: roconnor This post was automatically imported from our archived forum.
This is one of the best articles I have read concerning problems with FPE panels, and their famous “Stab-Lok” breakers … with pictures of common situations to boot. Download it and read it while you can.
In addition to the breakers that can be fliped or pop out ... and other safety issues with these panels ... as mentioned in the article, some of the FPE panels have a frame ring you have to hold on too while removing the deadfront cover ... otherwise it could drop on to the main service lugs ... not a good thing ... 
(okay, I gave away the "guess" in my panel safety post ... lol)
-- Robert O'Connor, PE
Eagle Engineering ?
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NACHI Education Committee
I am absolutely amazed sometimes by how much thought goes into doing things wrong