April end 2018 I got new blue star inverter split ac 1.5 ton(3 star).By 1st june itself it started giving problem.Once I switch on ac, it works for 30 min around and then starts throwing normal air and no cooling.i registered complaint against bluestar service centre, they are not ready to give time to visit and check my ac in my convenient time.I am chasing from last 3 days with them.