This is considered as the birth day of God Shani. And this is celebrated with great devotion and happiness. This day comes on Vaishak Vadya Chaturdasi Amavasya.
On this day, the idol appears blue in colour. Five days of 'yadnya' and seven days of 'bhajan- pravachan and 'kirtan' are held in the sweltering heat of May. On this day, the resident priest (pandit) is called and along with 11 Brahmin pandits, the 'Laghurudraabhishek is performed. This goes on for a total of 12 hours. In the end, with the 'Maha Puja', the function comes to an end.
In the beginning, on this same day, The idol is cleaned with 'panchamrut', 'Gangajal', oil and water from the wells near by the idol. The water from the well is used only in the service of the idol. It is not used for the other needs of the Devastahan. After the bath, the 'Nauratnahaar' is placed on the idol.