Accessories- where can I purchase it or get it repaired?

The make of microvacve is Panosonic, U.K.( Model No. NNT 55IC, Invertor System, Turbo Heat) It works on 240 volts electric supply.Its magnetone code no. 2M236-M42 is out of order/not working and it needs to be repaired or to replace with a new one. Please let me know where and at what cost I can get it in Pune in Maharashtra state, India and what may be its approx.cost/s for the original spare part,its repair/replacement cost. Thanks.