annual maintenance of different types customized kitchen appliances including all necessary spare parts located at soujanya at alipore, kolkata-700027 under alipore division, pwd ( for a period of one year only)- 1 annual maintenance of 600 ltr. commercial type unicraft make refrigerator, which covers repairing /replacement / refurbishment of all necessary parts such as compressor, condenser, evaporator, fan motor, thermostat etc all complete. 2 annual maintenance of 300 ltr. commercial type unicraft make refrigerator, which covers repairing /replacement / refurbishment of all necessary parts such as compressor, condenser, evaporator, fan motor, thermostat etc all complete. 3 annual maintenance of 25 ltr. commercial type jvd make portable refrigerator, which covers repairing /replacement / refurbishment of all necessary parts such as compressor, condenser, evaporator, fan motor, thermostat etc all complete. 4 annual maintenance of 180 ltr. domestic typelg make refrigerator, which covers repairing /replacement / refurbishment of all necessary parts such as compressor, condenser, evaporator, fan motor, thermostat etc all complete. 5 annual maintenance of commercial chimney of unicraft make,which covers repairing /replacement / refurbishment of all necessary parts such asmotor, bearings etc. (4 services per year). 6 microwave (convection) deomestic type of morphy richard make which covers repairing /replacement / refurbishment of all necessary parts. 7 microwave (grill) commercial type of stella make, which covers repairing /replacement / refurbishment of all necessary parts. 8 dish washer machine of winterhalter make which covers repairing /replacement / refurbishment of all necessary parts. 9 domestic chimney of faber make, which covers repairing /replacement / refurbishment of all necessary parts such asmotor, bearings etc. (4 services per year). 10 domestic glass top two burner hob of prestige make, which covers repairing /replacement / refurbishment of all necessary parts such asmotor, bearings etc. (2 services per year). 11 induction cook top commercial type ofunicraft make, which covers repairing /replacement / refurbishment of all necessary parts. 12 toaster commercial type of make, which covers repairing /replacement / refurbishment of all necessary parts. 13 gst @ 18% 14 cess @ 1%