Home Zone — Pressure cooker safety valve lekage problem

Dear sir i have purchase home zone pressure cooker from d mart, sirsi road jaipur, rajasthan but during using the pressure cooker i found that saftey valve lekage continously, so it is requested that kindly issue soliciate instruction for replace or written or refund of pressure cooker as the purchase date is[protected] and it is in warranty also warranty card attached for reference