Technical Bulletin TB-018 for Majortel Power System Breaker Distribution Circuit Breakers Insertion Procedure 1. When inserting the distribution circuit breaker into the respective terminals, both spades may not fully seat in the female terminals and the auxiliary alarm spades are at high risk of being bent and/or broken during insertion. In some cases, this lack of attention to detail at application prep has caused auxiliary alarm terminals to break and voltage terminals to bend. ...