As this is a Swyama Siddha Hanuman Mantra it doesn't have being chanted for a set range of Mantra Repetitions for having the ability to use it. Distinctive worship and rituals and regulations with regards to path, sitting mat, and counting rosary will not be encouraged for chanting this Hanuman https://www.youtube.com/watch?v=ufkmD95y7fE&t=32s