operation and day to day maintenance of electromechanical services at telephone bhawan , bhubaneswar , operation of electromechanical services ( details furnished in annexure-i ) ( as per the procedure prescribed/specifications mentioned in the tender document ) such as switching on and switching off of precision acs , window/split ac units , compound/building lights , monitoring and recording equipment room temperatures , operation of ht vcb , mv air circuit breakers/ mccbs in electrical main distribution and sub-distribution panels during failure and restoration of eb power supply/ during operation of dg sets , operation of pump sets for water supply to staff quarters and exchange building , attending day to day minor electrical faults of fittings and fans , replacement of defective components in fittings and fans , replacement of fuses , mcbs , wires etc . ( materials will be supplied by the department ) , supplying of grease , distilled water , fuse wire , cotton waste etc . , recording complaints in complaint register and maintaining log books for transformer sub station , precision acs , pump sets , monitoring power factor and ensuring non wastage of electrical energy , cleaning of substation room , pump room , panel room , electrical panels etc . as required , by deploying 4nos . semiskilled staff . ( one each in three shifts and one more in general shift ) .