Since your mixer grinder runs on a powerful motor, there will be some noise If noise level seems to be abnormal then please contact Brand Customer Support Team Do not worry if you experience some burning smell when you run your mixer grinder for the 1st time This is due to the motor varnish getting heated for the 1st time The problem should not recur in subsequent uses If it does, please contact Brand Customer Support Team 500 watt high performance motor, with motor overload protector