The designed depth of ZK6004 was 1450m in Yaozhan mining area of Shanxi with complex formation and hole leakage, the bit burning occurred easily because of this situation. The paper introduces the treatment experience of 2 bit burning accidents in this hole with the analysis on the causes. According to the different conditions, new methods of hole cutting and impacting were adopted. At the same time, the paper also summarizes the experience of pre-washing and the preventive measures for bit burning in deep hole with circulation loss, which can be reference to deep inclined borehole construction in leakage formation.