As it is a Swyama Siddha Hanuman Mantra it does not have to get chanted for a fixed number of Mantra Repetitions for with the ability to use it. Specific worship and rituals and regulations concerning path, sitting mat, and counting rosary are certainly not advised for chanting this Hanuman https://www.youtube.com/watch?v=ufkmD95y7fE&t=32s