we are having siemens washing machine, siemens dryer, siemens dishwasher and siemens kitchen chimney. the siemens chimney 45650 was bought in may 2002 at chennai spencers super store and it was installed and was working. since there was heavy noise coming and the filters are to be serviced, we have given the chimney to RBS home appliances, bazulla road, t.nagar, chennai, tamil nadu on 02.11.08. they said it will be seriviced and will be delivered...