After the darshan of the Lord Ayyappa at the
Swami Sharanam should be chanted before entering the home.
The Irumudi should be placed in the Puja room or the Pandal in which the Kettu Murukku (or the tying of the Irumudi was done).
The mantra to be recited while removing the Mudra mala is:
Divya darshana karana
Shastra Mudrathavaka Deva
Dehimee Vratha mochanam