Procurement of replacement of faulty 36 40 watt fl tubes with 20 watt retrofit new led light , replacement of existing faulty compound light lamps with 30 watt led lamp , comprehensive maintenance of following capacity wac split ac unit and its associated power feeding arrangement comprising of mcb industrial plug and socket interconnection lead cord including replacement of faulty spares charging of refrigerant repairing rewinding of cooling motor and blower motor replacement of faulty compressor cleaning of filter cooling coil and condenser coil etc for smooth operation of the ac units complete as reqd a 1 5 tr capacity split window ac units 8 jobs month at te bldg hijli and other related items