I DO ALWAYS CHECK FOR 0-ENERGY BUT THE WIRES IN THIS CASE WERE PASSING THROUGH THE BOX AND BECAUSE OF THE LABEL ISSUE I USED THE TRACER. I DID HOWEVER VERIFY THE CIRCUIT I WAS SUPPOSED TO CUT BOTH IN THE FIELD AND THE STARTER AND HAD LOCKED THE STARTER OUT. JUST WAS WRONG ABOUT THE PASS THROUGH WIRES. I WOULD NORMALY USE A "TICK" TRACER IN THE BOX AS WELL BUT IT NEEDED TO BE INTRINSICALLY SAFE FOR THE CLASS 1 AREA AND MINE IS NOT. BUT THEN THE ARC FLASH WASENT EITHER.