after one year usage horriblei kept this without using for 4 months after usage of 2 months total 6 months after purchase fan rotated slowly after so many calls technician changed the capacitor now it stops after few minutes of work we cant estimate when it start when it stopped after so many emails calls technician came and changed mother board the problem is still same now the technician says may be its motor complaint we will change the motor i said ok change the motor