sir, i have registered complaint regarding less cooling of refridgerator on 20 april 2010. the engineer came and refilled the gas then i complained regarding the not working of thermostat .the engineer came and changed the thermostat which was not suitable for this model . the knob is missing from the thermostat . the thermostat is still not working .i have complained many times but the company is not responding .please resolve this problem quickly. read full review »