day to day operation maintenance of internal external electrical installation including operation of pumps diesel generator set 2 nos elevators operation of fire fighting arrangement ac systems and cleaning of electrical equipments fixtur , operation & maintenance of water supply system including pump motor sets , valves . operation of fire fighting arrangement , ac system , 500 kva dg set ( as and when required ) , observation of sub-station including ht & lt gears , lt panel and transformer cleaning / guarding the equipments taking all safety measure as per ie rules , maintaining the electrical store , sweeping & cleaning the sub-station rooms , pump room , generator room , lift machin room , etc . maintenance of the record of electrical materials , making arrangement of ladder/scaffolding etc . supply of sundry materials at snehodiya , the above items are excluding the supply of spares , lamps , fittings etc . but includes labour cost for replacement the spares . the materials supplied departmentally against written requisition by the agency . the following 6 ( six ) number personnel to be distributed may be change as per eic . total staff pattern: 1 ) electrician ( skilled worker ) - 5 nos . 2 ) asstt . electrician ( semi-skilled worker ) / dg operator / lift operator / pump operator ) - 2 nos . 3 ) electrical helper ( unskilled ) - 2 nos . , operation of 500 kva diesel generating set on /off of load as and when necessary for round the clock by supplying fuel , lubricant , etc . for smooth operation of the same in the interest of normal functioning of snehodiya in case of power cut or failure of normal power supply , whatever may be the reason thereof and also including maintenance of power line from alternator to output side of change over switch as per direction of engineer-in-charge . this item includes cost of sundry materials .